NOAA Recorded Average Wind Speed Data through 2001

 
ALABAMA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BIRMINGHAM AP,AL 58 8.1 8.7 9.0 8.2 6.8 6.0 5.7 5.4 6.3 6.2 7.2 7.7 7.1
HUNTSVILLE, AL 34 9.1 9.4 9.8 9.2 7.9 6.9 6.1 5.8 6.7 7.3 8.1 9.0 7.9
MOBILE, AL 53 10.1 10.3 10.7 10.1 8.7 7.5 6.9 6.7 7.7 8.0 8.9 9.6 8.8
MONTGOMERY, AL 57 7.7 8.2 8.3 7.3 6.1 5.8 5.7 5.2 5.9 5.7 6.5 7.1 6.6
 
ALASKA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ANCHORAGE, AK 48 6.4 6.8 7.1 7.3 8.5 8.4 7.3 6.9 6.7 6.7 6.4 6.3 7.1
ANNETTE, AK 37 11.7 11.9 10.6 10.7 9.0 8.5 7.8 8.1 8.9 11.4 11.8 12.0 10.2
BARROW, AK 68 11.9 11.3 11.3 11.5 12.0 11.5 11.7 12.4 13.2 13.3 12.4 11.7 12.0
BARTER IS.,AK 33 15.1 14.4 13.7 12.0 12.7 11.6 10.9 11.8 13.2 14.8 14.9 13.9 13.2
BETHEL, AK 43 14.5 14.8 13.8 12.9 11.5 11.0 10.7 11.0 11.6 12.3 13.2 13.7 12.6
BETTLES,AK 26 5.9 6.3 7.1 7.5 7.2 6.8 6.6 6.2 6.4 6.4 5.8 5.7 6.5
BIG DELTA,AK 25 11.1 10.0 8.7 8.0 8.2 6.8 6.1 6.7 7.5 8.6 10.0 10.0 8.5
COLD BAY,AK 46 17.5 17.9 17.4 17.5 16.1 15.8 15.6 16.3 16.2 16.6 17.6 17.6 16.8
FAIRBANKS, AK 50 3.0 3.9 5.3 6.6 7.7 7.1 6.6 6.1 6.1 5.3 3.8 3.1 5.4
GULKANA,AK 13 5.1 5.0 6.5 8.6 8.8 8.2 7.6 7.7 7.3 6.0 4.1 3.5 6.5
HOMER, AK 27 7.9 7.7 7.9 8.1 8.3 7.8 7.1 6.7 7.1 7.3 7.7 7.9 7.6
JUNEAU, AK 56 8.1 8.2 8.4 8.6 8.3 7.7 7.5 7.4 8.0 9.5 8.4 8.9 8.2
KING SALMON, AK 46 10.5 11.0 11.4 10.9 11.1 10.6 9.9 10.1 10.4 10.3 10.4 10.2 10.6
KODIAK, AK 48 12.7 12.5 12.5 11.6 10.7 9.3 7.7 8.4 9.7 11.4 12.5 12.7 11.0
KOTZEBUE, AK 55 14.0 13.0 11.9 12.0 10.7 11.9 12.7 13.2 13.2 13.5 14.4 12.9 12.8
MCGRATH, AK 51 3.2 4.2 5.3 6.5 6.7 6.4 5.9 5.8 5.9 5.4 3.7 3.2 5.2
NOME, AK 54 10.8 11.0 10.1 10.1 9.9 9.7 9.7 10.4 11.0 10.5 11.5 10.3 10.4
ST. PAUL ISLAND, AK 27 19.9 20.2 18.9 17.4 14.9 13.7 12.2 13.8 15.4 17.4 20.2 20.3 17.0
TALKEETNA, AK 18 6.2 5.5 5.5 4.7 4.9 5.1 4.2 3.7 3.7 3.8 5.0 5.0 4.8
VALDEZ, AK 21 7.5 7.8 6.5 5.1 5.8 5.9 4.9 4.2 4.3 6.4 7.7 7.1 6.1
YAKUTAT, AK 53 7.2 7.4 7.1 7.2 7.5 6.9 6.6 6.3 7.0 7.9 7.2 7.9 7.2
 
ARIZONA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
FLAGSTAFF, AZ 34 6.5 6.6 7.1 7.6 7.3 7.0 5.5 5.0 5.6 5.8 6.6 6.6 6.4
PHOENIX, AZ 56 5.3 5.8 6.6 6.9 7.0 6.7 7.1 6.6 6.3 5.8 5.3 5.1 6.2
TUCSON, AZ 56 7.9 8.1 8.6 8.9 8.8 8.7 8.4 7.9 8.3 8.2 8.1 7.8 8.3
WINSLOW, AZ 41 7.1 8.5 10.3 11.3 10.7 10.6 9.0 8.4 8.1 7.6 7.3 6.7 8.8
YUMA, AZ 28 7.3 7.4 7.9 8.3 8.3 8.5 9.5 8.9 7.3 6.6 6.9 7.2 7.8
 
ARKANSAS
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
FORT SMITH, AR 56 8.2 8.5 9.4 8.9 7.7 6.7 6.3 6.3 6.6 6.8 7.8 8.1 7.6
LITTLE ROCK, AR 59 8.4 8.9 9.6 9.0 7.6 7.1 6.7 6.3 6.6 6.8 8.0 8.1 7.8
 
CALIFORNIA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BAKERSFIELD, CA 49 5.2 5.8 6.5 7.1 7.9 7.9 7.2 6.8 6.2 5.5 5.1 5.0 6.4
BLUE CANYON, CA 49 7.9 7.8 7.5 6.6 6.6 6.4 5.8 5.9 6.4 6.8 6.6 6.7 6.8
EUREKA, CA. 54 6.9 7.2 7.6 8.0 7.9 7.4 6.8 5.8 5.5 5.6 6.0 6.4 6.8
FRESNO, CA 52 5.2 5.7 6.7 7.4 8.1 8.3 7.4 6.8 6.1 5.2 4.7 4.9 6.4
LONG BEACH, CA 32 5.3 6.1 6.7 7.4 7.1 7.0 6.8 6.6 6.2 5.6 5.2 5.0 6.2
LOS ANGELES AP, CA 53 6.7 7.4 8.1 8.5 8.4 8.0 7.9 7.7 7.3 6.9 6.7 6.6 7.5
LOS ANGELES C.O., CA 27 6.4 6.6 6.6 6.4 6.1 5.5 5.1 5.0 5.2 5.3 5.8 6.0 5.8
MOUNT SHASTA, CA 3 5.0 5.2 5.8 6.2 5.4 5.4 4.4 4.2 4.6 4.2 5.2 5.4 5.1
REDDING, CA 15 6.3 7.2 7.3 7.1 7.3 7.5 6.6 6.1 6.0 6.0 5.7 6.3 6.6
SACRAMENTO, CA 51 7.2 7.4 8.4 8.6 9.0 9.6 8.9 8.4 7.4 6.4 6.0 6.4 7.8
SAN DIEGO, CA 61 6.0 6.6 7.5 7.8 7.9 7.8 7.5 7.4 7.1 6.5 5.9 5.6 7.0
SAN FRANCISCO AP, CA 74 7.2 8.6 10.5 12.2 13.4 14.0 13.6 12.8 11.1 9.4 7.5 7.1 10.6
SAN FRANCISCO C.O., CA 28 6.7 7.5 8.5 9.5 10.4 10.9 11.2 10.5 9.1 7.6 6.3 6.5 8.7
SANTA BARBARA, CA 30 5.2 6.0 6.7 7.6 7.0 6.7 6.5 6.1 5.5 5.5 5.3 4.4 6.0
SANTA MARIA, CA 21 6.5 7.3 8.1 8.0 8.2 7.8 6.5 6.3 5.9 6.1 6.4 6.3 7.0
STOCKTON, CA 41 6.7 7.0 7.7 8.4 9.2 9.2 8.2 7.7 7.1 6.4 5.8 6.4 7.5
 
COLORADO
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ALAMOSA, CO 10 5.5 6.6 8.3 10.2 9.7 9.0 7.0 6.1 6.4 6.4 5.6 5.0 7.2
COLORADO SPRINGS, CO 53 9.4 10.0 11.1 11.6 11.2 10.4 9.3 8.9 9.4 9.6 9.5 9.4 10.0
DENVER, CO 47 8.6 8.7 9.6 10.0 9.3 8.8 8.3 8.0 7.9 7.8 8.2 8.4 8.6
GRAND JUNCTION, CO 55 5.7 6.7 8.4 9.4 9.6 9.8 9.4 9.1 9.0 7.9 6.8 6.0 8.2
PUEBLO, CO 46 7.8 8.5 9.6 10.3 9.7 9.3 8.7 7.9 7.9 7.4 7.5 7.7 8.5
 
CONNECTICUT
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BRIDGEPORT, CT 29 12.6 13.0 13.1 12.5 11.1 9.9 9.4 9.6 10.6 11.3 12.1 12.2 11.5
HARTFORD, CT 47 8.9 9.4 9.9 9.8 8.7 8.0 7.3 7.0 7.3 7.8 8.4 8.7 8.4
 
DELAWARE
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
WILMINGTON, DE 53 9.8 10.3 11.0 10.4 9.0 8.3 7.8 7.4 7.8 8.1 9.2 9.3 9.0
 
WASHINGTON DC
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
WASHINGTON DULLES AP, D.C. 39 8.1 8.6 9.0 8.8 7.4 6.8 6.2 5.8 6.2 6.6 7.6 7.7 7.4
WASHINGTON NAT'L AP, D.C. 53 10.0 10.3 10.9 10.5 9.3 8.9 8.3 8.1 8.3 8.7 9.4 9.6 9.4
 
FLORIDA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
APALACHICOLA, FL 44 8.3 8.7 8.9 8.5 7.7 7.1 6.4 6.4 7.8 8.0 8.0 8.0 7.8
DAYTONA BEACH, FL 56 8.8 9.3 9.9 9.5 8.9 8.0 7.3 7.0 8.0 9.0 8.3 8.3 8.5
FORT MYERS, FL 56 8.3 8.9 9.3 8.8 8.0 7.2 6.6 6.7 7.4 8.4 8.1 7.9 8.0
GAINESVILLE, FL 18 7.0 7.5 7.9 7.3 6.9 6.1 5.7 5.4 5.8 6.4 6.2 6.0 6.5
JACKSONVILLE, FL 52 8.1 8.7 9.1 8.5 7.9 7.7 7.0 6.7 7.4 7.9 7.6 7.6 7.9
KEY WEST, FL 48 11.8 12.0 12.1 12.2 10.5 9.6 9.4 9.2 9.6 10.9 12.0 11.8 10.9
MIAMI, FL 52 9.5 10.0 10.5 10.5 9.5 8.3 7.9 7.9 8.2 9.2 9.7 9.1 9.2
ORLANDO, FL 53 9.0 9.6 9.9 9.4 8.8 8.0 7.3 7.2 7.6 8.6 8.6 8.5 8.5
PENSACOLA, FL 37 9.0 9.3 9.8 9.5 8.6 7.6 7.0 6.7 7.6 7.9 8.2 8.8 8.3
TALLAHASSEE, FL 40 6.7 7.1 7.5 6.8 6.2 5.7 5.0 5.0 5.9 6.3 5.9 6.3 6.2
TAMPA, FL 55 8.6 9.1 9.4 9.2 8.6 7.9 7.1 6.9 7.6 8.4 8.2 8.3 8.3
VERO BEACH, FL 18 8.8 9.0 10.0 9.5 9.0 7.7 7.0 6.5 7.3 8.7 8.7 8.0 8.3
WEST PALM BEACH, FL 59 10.1 10.5 11.0 10.9 9.9 8.3 7.7 7.7 8.7 10.1 10.4 10.0 9.6
 
GEORGIA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ATHENS, GA 46 8.4 8.6 8.7 8.3 7.1 6.6 6.3 5.8 6.4 6.6 7.3 8.0 7.3
ATLANTA, GA 63 10.4 10.6 10.9 10.1 8.7 8.1 7.7 7.3 8.0 8.5 9.1 9.8 9.1
AUGUSTA,GA 50 6.9 7.5 7.9 7.4 6.4 6.0 5.8 5.3 5.4 5.6 5.9 6.5 6.4
COLUMBUS, GA 43 7.3 7.7 8.0 7.2 6.6 6.1 5.8 5.5 6.4 6.3 6.4 6.9 6.7
MACON, GA 53 8.0 8.4 8.8 8.4 7.4 7.0 6.7 6.2 6.7 6.5 6.9 7.5 7.4
SAVANNAH, GA 51 8.3 8.7 9.1 8.6 7.6 7.4 6.9 6.7 7.2 7.3 7.3 7.6 7.7
 
HAWAII
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
HILO, HI 52 7.4 7.7 7.7 7.5 7.4 7.1 6.9 6.8 6.8 6.7 6.8 7.2 7.2
HONOLULU,HI 52 9.4 10.1 11.3 11.7 11.6 12.6 13.1 12.8 11.2 10.5 10.7 10.4 11.3
KAHULUI, HI 29 10.8 11.2 12.3 13.5 13.1 14.9 15.5 14.7 13.0 12.2 11.9 11.3 12.9
LIHUE, HI 51 11.1 11.6 12.7 13.6 12.8 13.2 13.7 13.1 11.7 11.8 12.4 12.0 12.5
 
IDAHO
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BOISE, ID 62 7.9 8.9 9.9 9.9 9.4 9.0 8.4 8.2 8.2 8.3 8.4 8.1 8.7
POCATELLO, ID 49 10.5 10.6 11.1 11.6 10.5 10.1 9.1 8.9 9.0 9.5 10.2 9.9 10.1
 
ILLINOIS
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CAIRO,IL 22 9.8 9.8 10.6 10.2 8.2 7.4 6.5 6.2 7.0 7.3 9.1 9.3 8.5
CHICAGO,IL 43 11.6 11.4 11.8 11.9 10.5 9.3 8.4 8.2 8.9 10.1 11.1 11.0 10.3
MOLINE, IL 58 10.7 10.6 11.7 11.8 10.1 8.8 7.5 7.1 8.0 9.2 10.6 10.3 9.7
PEORIA, IL 58 10.9 10.9 11.7 11.6 9.9 8.9 7.8 7.3 8.3 9.3 10.7 10.6 9.8
ROCKFORD, IL 51 10.5 10.6 11.6 11.8 10.4 9.3 8.1 7.7 8.4 9.5 10.6 10.4 9.9
SPRINGFIELD, IL 54 12.2 12.2 13.2 13.0 11.1 9.6 8.3 7.9 8.8 10.2 12.2 12.0 10.9
 
INDIANA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
EVANSVILLE, IN 61 9.2 9.3 10.0 9.6 7.9 7.1 6.2 5.8 6.4 6.9 8.7 8.9 8.0
FORT WAYNE, IN 55 11.5 11.0 11.7 11.6 10.0 8.9 8.0 7.3 8.2 9.1 10.9 11.1 9.9
INDIANAPOLIS, IN 53 10.9 10.8 11.6 11.2 9.6 8.5 7.5 7.2 7.9 8.9 10.5 10.5 9.6
SOUTH BEND, IN 53 11.9 11.2 11.9 11.6 10.2 9.1 8.1 7.7 8.5 9.5 11.0 11.2 10.2
 
IOWA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
DES MOINES, IA 52 11.4 11.2 12.4 12.6 11.0 10.1 8.9 8.6 9.4 10.3 11.3 11.1 10.7
SIOUX CITY, IA 60 11.4 11.2 12.3 13.2 11.8 10.7 9.2 9.1 9.9 10.5 11.4 11.0 11.0
WATERLOO, IA 45 11.4 11.4 12.1 12.6 11.1 9.8 8.4 8.3 9.0 10.2 11.0 11.0 10.5
 
KANSAS
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CONCORDIA, KS 39 11.7 12.1 13.4 13.8 12.1 11.7 11.3 10.9 11.2 11.7 11.9 11.6 11.9
DODGE CITY, KS 59 13.5 13.9 15.5 15.5 14.6 14.0 13.1 12.5 13.5 13.5 13.7 13.4 13.9
GOODLAND, KS 53 12.4 12.4 14.0 14.4 13.5 12.7 11.9 11.5 12.0 11.9 11.9 11.9 12.5
TOPEKA, KS 52 9.7 10.2 11.5 11.7 10.2 9.4 8.4 8.0 8.5 9.1 9.8 9.6 9.7
WICHITA, KS 48 12.0 12.5 13.8 14.0 12.3 12.2 11.3 11.1 11.6 11.9 12.2 11.8 12.2
 
KENTUCKY
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
GREATER CINCINNATI AP 54 10.4 10.4 11.0 10.6 8.7 7.9 7.2 6.8 7.4 8.1 9.7 10.0 9.0
JACKSON, KY 20 7.4 7.4 7.7 7.8 6.1 5.4 5.1 4.7 5.4 6.1 7.1 7.2 6.4
LEXINGTON, KY 54 10.6 10.6 10.9 10.4 8.6 7.9 7.2 6.8 7.6 8.1 9.9 10.3 9.1
LOUISVILLE, KY 54 9.5 9.5 10.1 9.7 8.0 7.4 6.8 6.4 6.8 7.2 8.9 9.1 8.3
PADUCAH KY 17 8.9 9.0 9.5 9.0 7.4 6.3 5.8 5.1 5.7 6.6 8.3 8.4 7.5
 
LOUISIANA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BATON ROUGE, LA 50 8.7 9.2 9.1 8.7 7.6 6.5 5.9 5.6 6.4 6.6 7.4 8.1 7.5
LAKE CHARLES, LA 40 9.8 10.0 10.2 9.9 8.6 7.5 6.2 6.1 7.1 7.8 8.8 9.3 8.4
NEW ORLEANS, LA 53 9.3 9.8 9.9 9.4 8.1 6.8 6.1 5.9 7.3 7.6 8.7 9.0 8.2
SHREVEPORT, LA 49 9.2 9.6 10.0 9.6 8.3 7.6 7.1 6.6 7.2 7.4 8.3 8.8 8.3
 
MAINE
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CARIBOU, ME 21 11.3 11.0 11.9 11.0 10.4 9.4 8.7 8.2 9.3 10.1 10.1 10.5 10.2
PORTLAND, ME 61 9.0 9.4 10.0 9.9 9.1 8.2 7.6 7.5 7.8 8.4 8.8 9.0 8.7
 
MARYLAND
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BALTIMORE, MD 51 9.5 9.9 10.7 10.2 8.9 8.2 7.6 7.5 7.7 8.1 8.8 8.9 8.8
 
MASSACHUSETTS
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BLUE HILL, MA 60 17.3 17.2 17.3 16.4 14.6 13.8 12.9 12.6 13.5 15.2 16.2 16.7 15.3
BOSTON, MA 44 13.7 13.8 13.7 13.1 12.0 11.4 11.0 10.8 11.3 11.9 12.7 13.4 12.4
WORCESTER, MA 35 11.7 11.6 11.5 11.0 10.0 8.9 8.4 8.3 8.6 9.4 10.4 10.9 10.1
 
MICHIGAN
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ALPENA, MI 41 8.8 8.4 8.9 9.2 8.3 7.5 7.0 6.7 7.1 7.8 8.5 8.4 8.1
DETROIT, MI 43 11.9 11.4 11.7 11.3 10.1 9.2 8.5 8.1 8.7 9.7 11.2 11.3 10.3
FLINT, MI 60 11.8 11.2 11.8 11.5 10.1 9.0 8.1 7.8 8.8 9.8 11.2 11.3 10.2
GRAND RAPIDS, MI 38 11.4 10.6 11.1 11.0 9.7 8.9 8.3 7.9 8.3 9.4 10.5 10.7 9.8
HOUGHTON LAKE, MI 20 9.7 9.1 9.1 9.5 8.8 7.8 7.5 7.0 7.8 8.9 9.6 9.3 8.7
LANSING, MI 42 11.7 10.9 11.2 11.1 9.9 8.8 8.0 7.5 8.2 9.4 10.7 11.0 9.9
MUSKEGON, MI 40 12.2 11.6 11.6 11.5 9.9 9.3 8.8 8.6 9.3 10.7 11.9 11.7 10.6
SAULT STE. MARIE, MI 60 9.6 9.3 10.0 10.3 9.7 8.5 7.8 7.7 8.6 9.2 9.7 9.6 9.2
 
MINNESOTA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
DULUTH, MN 52 11.6 11.3 11.8 12.3 11.6 10.4 9.4 9.4 10.3 11.2 11.6 11.2 11.0
INTERNATIONAL FALLS, MN 49 8.9 8.8 9.4 9.9 9.4 8.5 7.7 7.5 8.5 9.3 9.4 8.8 8.8
MINNEAPOLIS-ST.PAUL, MN 63 10.5 10.4 11.3 12.2 11.1 10.4 9.4 9.2 10.0 10.6 11.0 10.4 10.5
ROCHESTER, MN 41 14.2 13.7 14.1 14.3 13.2 12.1 10.8 10.5 11.6 12.8 13.7 13.7 12.9
SAINT CLOUD, MN 15 8.4 8.2 9.0 9.8 9.1 8.2 7.1 6.4 7.2 8.4 8.6 8.2 8.2
 
MISSISSIPPI
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
JACKSON, MS 38 8.2 8.4 8.7 8.1 6.8 6.1 5.3 5.3 6.1 6.2 6.9 7.8 7.0
MERIDIAN, MS 42 7.1 7.5 7.9 7.1 6.0 5.2 4.9 4.6 5.3 5.2 6.1 6.9 6.2
TUPELO, MS 18 7.6 8.2 8.3 7.8 6.6 5.7 5.4 5.2 6.1 6.0 6.9 7.5 6.8
 
MISSOURI
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
COLUMBIA, MO 31 10.7 10.8 11.7 11.5 9.1 8.7 8.2 7.9 8.6 9.3 10.6 10.6 9.8
KANSAS CITY, MO 29 11.1 11.1 12.3 12.3 10.3 9.9 9.2 8.8 9.6 10.6 11.3 10.9 10.6
ST. LOUIS, MO 52 10.6 10.8 11.6 11.3 9.4 8.8 8.0 7.6 8.2 8.9 10.2 10.3 9.6
SPRINGFIELD, MO 56 11.4 11.5 12.5 12.0 10.2 9.3 8.4 8.4 9.1 10.1 11.0 11.2 10.4
 
MONTANA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BILLINGS, MT 62 13.0 12.2 11.4 11.4 10.7 10.1 9.5 9.5 10.2 11.0 12.1 13.0 11.2
GLASGOW, MT 32 9.8 10.1 11.2 12.3 12.1 11.1 10.5 10.9 10.9 10.6 9.5 9.8 10.7
GREAT FALLS, MT 60 14.9 13.9 12.8 12.6 11.3 11.1 10.0 10.1 11.2 13.0 14.5 15.3 12.6
HAVRE, MT 2 8.8 7.9 10.4 11.4 12.1 10.9 9.9 9.0 9.7 9.8 10.0 10.9 10.1
HELENA, MT 61 6.7 7.3 8.2 9.1 8.8 8.5 7.8 7.4 7.4 7.1 7.1 6.7 7.7
KALISPELL, MT 39 5.6 5.6 6.7 7.7 7.4 6.9 6.3 6.3 6.1 5.1 5.3 5.2 6.2
MISSOULA, MT 57 5.1 5.6 6.7 7.6 7.4 7.2 6.9 6.7 6.0 5.1 5.1 4.8 6.2
 
NEBRASKA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
GRAND ISLAND, NE 52 11.7 11.7 13.1 14.0 12.6 11.8 10.5 10.3 11.0 11.2 11.8 11.6 11.8
LINCOLN, NE 29 9.6 10.0 11.3 12.1 10.5 9.7 9.3 9.1 9.5 9.9 10.0 9.7 10.1
NORFOLK, NE 25 11.6 11.5 12.5 13.1 11.5 10.7 9.7 9.5 10.3 11.0 11.5 11.4 11.2
NORTH PLATTE, NE 49 9.2 9.8 11.5 12.6 11.5 10.4 9.5 9.2 9.7 9.6 9.5 9.1 10.1
OMAHA EPPLEY AP, NE 65 10.9 11.1 12.2 12.6 10.9 10.1 8.8 8.8 9.4 9.8 10.9 10.7 10.5
OMAHA (NORTH), NE 9 9.9 9.2 10.5 10.2 8.9 8.3 7.5 7.6 8.6 9.0 9.7 9.8 9.1
SCOTTSBLUFF, NE 50 10.6 11.1 12.0 12.5 11.8 10.5 9.3 8.9 9.4 9.7 10.2 10.4 10.5
VALENTINE, NE 33 9.3 9.3 10.4 11.1 11.0 9.9 9.0 9.1 9.6 9.5 9.7 9.2 9.8
 
NEVADA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ELKO, NV 46 5.2 5.7 6.6 7.2 6.8 6.7 6.2 5.9 5.4 5.0 5.1 5.0 5.9
ELY, NV 60 10.1 10.3 10.7 10.9 10.7 10.6 10.3 10.4 10.3 10.0 9.9 9.9 10.3
LAS VEGAS, NV 53 7.4 8.5 10.1 11.0 11.1 11.1 10.3 9.6 9.0 8.1 7.8 7.3 9.3
RENO, NV 59 5.6 6.2 7.8 8.2 8.0 7.7 7.2 6.6 5.8 5.4 5.5 5.3 6.6
WINNEMUCCA, NV 45 7.6 8.0 8.6 8.6 8.6 8.5 8.4 7.8 7.6 7.3 7.2 7.4 8.0
 
NEW HAMPSHIRE
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CONCORD, NH 59 7.2 7.9 8.1 7.8 7.0 6.5 5.7 5.4 5.6 6.0 6.6 7.0 6.7
MT. WASHINGTON, NH 66 46.1 44.3 41.3 35.8 29.6 27.3 25.3 24.7 28.8 33.8 39.5 44.5 35.1
 
NEW JERSEY
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ATLANTIC CITY AP, NJ 43 10.8 11.1 11.8 11.4 10.1 9.1 8.3 7.9 8.3 8.7 9.9 10.3 9.8
NEWARK, NJ 57 11.2 11.5 11.9 11.2 10.0 9.5 8.9 8.7 9.0 9.4 10.2 10.8 10.2
 
NEW MEXICO
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ALBUQUERQUE, NM 62 8.0 8.8 9.9 10.7 10.5 9.8 8.9 8.1 8.4 8.2 7.9 7.6 8.9
CLAYTON, NM 9 11.9 12.1 12.9 14.3 12.9 12.7 11.2 9.9 11.2 11.8 11.8 12.2 12.1
ROSWELL, NM 28 7.7 8.6 10.1 10.2 9.9 9.6 8.6 7.9 8.0 7.9 7.7 7.6 8.6
 
NEW YORK
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ALBANY, NY 63 9.8 10.1 10.6 10.5 9.0 8.3 7.5 7.0 7.4 8.0 9.1 9.3 8.9
BINGHAMTON, NY 50 11.3 11.3 11.5 11.2 9.9 9.3 8.4 8.2 8.8 9.7 10.8 11.0 10.1
BUFFALO, NY 62 14.0 13.3 13.1 12.3 11.4 10.8 10.2 9.7 10.2 11.1 12.6 13.1 11.8
ISLIP, NY 18 9.6 10.1 10.5 9.8 8.9 8.4 7.6 7.4 7.7 8.2 9.3 9.3 8.9
NEW YORK C.PARK, NY 64 10.6 10.7 11.0 10.3 8.8 8.1 7.6 7.5 8.1 8.8 9.8 10.1 9.3
NEW YORK (JFK AP), NY 43 13.0 13.3 13.5 12.7 11.6 10.7 10.2 10.0 10.4 11.0 12.2 12.7 11.8
NEW YORK (LAGUARDIA AP), NY 53 13.7 13.8 13.9 12.9 11.6 11.0 10.4 10.3 11.0 11.6 12.8 13.4 12.2
ROCHESTER, NY 61 11.6 11.1 11.0 10.7 9.3 8.6 8.0 7.7 8.1 8.8 10.2 10.7 9.6
SYRACUSE, NY 52 10.6 10.6 10.7 10.4 9.0 8.3 7.9 7.6 8.2 8.7 10.2 10.3 9.4
 
NORTH CAROLINA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ASHEVILLE, NC 37 9.3 9.2 9.2 8.6 6.9 5.8 5.8 5.3 5.5 6.6 7.9 8.6 7.4
CAPE HATTERAS, NC 43 11.8 11.7 11.9 11.7 10.6 10.6 10.0 9.5 10.3 10.7 10.6 11.2 10.9
CHARLOTTE, NC 52 7.8 8.2 8.8 8.6 7.5 6.9 6.6 6.4 6.6 6.7 6.9 7.3 7.4
GREENSBORO-WNSTN-SALM-HGHPT,NC 73 8.1 8.5 9.1 8.8 7.6 6.9 6.5 6.2 6.6 7.0 7.5 7.6 7.5
RALEIGH, NC 52 8.3 8.6 9.3 8.8 7.7 7.0 6.7 6.3 6.7 6.6 7.1 7.7 7.6
WILMINGTON, NC 50 9.0 9.6 10.0 10.1 9.1 8.4 7.9 7.3 7.8 7.9 8.1 8.4 8.6
 
NORTH DAKOTA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BISMARCK, ND 62 10.0 9.9 10.9 11.9 11.6 10.4 9.2 9.4 9.9 10.0 9.9 9.5 10.2
FARGO, ND 59 12.6 12.4 13.1 13.6 12.9 11.6 10.5 11.0 11.8 12.5 12.8 12.2 12.2
GRAND FORKS, ND 4 11.0 11.3 10.7 10.9 11.0 10.0 8.2 8.7 9.2 10.7 10.4 10.7 10.2
WILLISTON, ND 37 9.5 9.7 10.1 11.0 11.1 10.3 9.3 9.4 9.7 9.9 9.0 9.4 9.9
 
OHIO
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
AKRON, OH 53 11.6 11.1 11.4 10.8 9.1 8.4 7.6 7.3 8.0 9.1 10.8 11.3 9.7
CLEVELAND, OH 60 12.2 11.8 12.0 11.5 10.0 9.2 8.6 8.2 8.9 9.9 11.8 12.0 10.5
COLUMBUS, OH 52 9.8 9.6 10.1 9.6 8.1 7.2 6.5 6.2 6.4 7.4 9.1 9.4 8.3
DAYTON, OH 58 11.4 11.3 11.7 11.3 9.7 8.8 7.9 7.3 8.1 9.0 11.0 11.1 9.9
MANSFIELD, OH 17 12.7 11.9 11.8 11.5 9.9 9.2 7.9 7.8 8.6 10.0 11.1 11.8 10.3
TOLEDO, OH 46 11.0 10.5 11.0 10.9 9.5 8.4 7.5 7.1 7.7 8.8 10.2 10.4 9.4
YOUNGSTOWN, OH 52 11.4 11.1 11.3 10.8 9.4 8.4 7.7 7.4 8.1 9.2 10.8 11.1 9.7
 
OKLAHOMA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
OKLAHOMA CITY, OK 53 12.5 13.1 14.3 14.2 12.5 11.8 10.9 10.4 10.8 11.8 12.4 12.3 12.3
TULSA, OK 53 10.3 10.7 11.9 11.9 10.6 9.9 9.3 8.8 9.1 9.6 10.3 10.1 10.2
 
OREGON
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ASTORIA, OR 48 9.1 9.0 8.8 8.7 8.5 8.6 8.7 8.0 7.5 7.5 8.6 9.1 8.5
EUGENE, OR 49 7.8 7.8 8.2 7.7 7.4 7.6 8.0 7.6 7.4 6.7 7.4 7.6 7.6
MEDFORD, OR 52 4.1 4.5 5.2 5.6 5.7 5.9 5.8 5.3 4.5 3.7 3.6 3.7 4.8
PENDLETON, OR 48 7.6 8.2 9.1 9.8 9.5 9.5 9.0 8.6 8.3 7.6 7.8 7.8 8.6
PORTLAND, OR 53 9.9 9.3 8.3 7.4 7.1 7.2 7.6 7.1 6.5 6.5 8.6 9.6 7.9
SALEM, OR 53 7.9 7.8 7.8 7.2 6.7 6.6 6.7 6.3 6.1 6.0 7.4 7.8 7.0
SEXTON SUMMIT, OR 53 12.8 12.5 11.5 10.4 10.2 10.9 11.6 10.7 10.9 11.7 14.0 13.2 11.7
 
PACIFIC
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
GUAM, PC 11 9.7 11.4 10.6 10.8 9.6 8.2 6.7 6.7 6.2 7.4 9.5 11.1 9.0
JOHNSTON ISLAND, PC 23 14.4 15.8 16.9 16.7 15.9 16.1 16.0 15.4 14.4 15.0 16.0 16.9 15.8
KOROR, PC 36 7.8 7.9 7.7 7.1 6.3 5.9 6.3 6.7 6.5 6.7 6.2 6.9 6.8
KWAJALEIN, MARSHALL IS., PC 35 16.8 16.3 16.2 15.1 13.9 13.0 11.2 9.8 9.1 10.0 12.1 16.4 13.3
MAJURO, MARSHALL IS, PC 37 12.7 13.2 12.9 12.3 11.2 10.0 8.4 7.4 7.1 7.4 8.7 12.0 10.3
PAGO PAGO, AMER SAMOA, PC 34 9.4 9.2 8.9 8.8 10.7 12.5 13.2 13.2 12.7 12.2 10.9 9.7 10.9
POHNPEI, CAROLINE IS., PC 27 8.1 8.5 7.7 7.1 6.5 5.8 5.0 4.6 4.9 4.9 5.4 7.2 6.3
CHUUK, E. CAROLINE IS., PC 36 10.9 11.3 10.9 9.9 8.8 7.5 7.3 7.6 7.8 7.8 8.1 9.8 9.0
WAKE ISLAND, PC 43 13.6 13.5 14.5 15.6 14.3 12.6 12.6 12.0 12.4 14.0 16.0 14.9 13.8
YAP, W CAROLINE IS., PC 32 9.6 10.2 9.7 8.9 7.8 6.9 6.5 6.8 6.8 6.4 7.4 8.8 8.0
 
PENNSYLVANIA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ALLENTOWN, PA 52 10.2 10.5 11.1 10.4 9.0 8.1 7.2 6.8 7.3 8.0 9.2 9.5 8.9
ERIE, PA. 47 13.1 12.0 11.9 11.2 9.9 9.6 9.0 9.0 9.9 11.1 12.8 13.0 11.0
HARRISBURG, PA 49 8.2 9.0 9.5 9.1 7.6 6.8 6.2 5.8 6.0 6.6 7.8 8.0 7.5
MIDDLETOWN/HARRISBURG INTL APT 59 8.6 9.1 9.8 9.3 7.8 6.9 6.3 5.9 6.1 6.6 7.9 8.1 7.7
PHILADELPHIA, PA 61 10.3 10.9 11.3 10.8 9.5 8.8 8.2 8.0 8.3 8.8 9.6 10.0 9.5
PITTSBURGH, PA 49 10.4 10.3 10.6 10.2 8.7 8.0 7.3 6.8 7.4 8.3 9.7 10.1 9.0
AVOCA, PA 46 8.8 9.0 9.4 9.3 8.4 7.7 7.2 6.9 7.4 7.7 8.5 8.7 8.2
WILLIAMSPORT, PA 39 8.7 8.7 9.0 8.9 7.7 6.8 6.3 5.9 6.1 6.6 7.9 8.2 7.6
 
RHODE ISLAND
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BLOCK IS.,RI 6 12.6 12.1 11.8 10.9 10.2 9.9 9.6 8.1 8.0 9.3 12.6 11.8 10.6
PROVIDENCE, RI 48 11.0 11.4 11.9 11.8 10.6 9.9 9.4 9.2 9.3 9.5 10.2 10.5 10.4
 
SOUTH CAROLINA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CHARLESTON AP,SC 52 9.1 9.8 10.0 9.7 8.6 8.3 7.8 7.4 7.7 8.0 8.1 8.5 8.6
COLUMBIA, SC 53 7.2 7.7 8.2 8.2 7.0 6.6 6.3 5.8 6.0 6.1 6.3 6.7 6.8
GREENVILLE-SPARTANBURG AP, SC 39 7.6 8.0 8.3 8.0 7.0 6.5 6.1 5.7 6.2 6.5 6.8 7.4 7.0
 
SOUTH DAKOTA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ABERDEEN, SD 25 11.1 11.2 12.1 12.7 12.2 10.5 9.2 9.8 10.4 10.8 10.9 10.6 11.0
HURON, SD 62 11.4 11.3 12.3 13.2 12.3 11.2 10.3 10.4 11.1 11.3 11.7 11.1 11.5
RAPID CITY, SD 51 10.7 11.1 12.5 13.1 12.2 10.9 10.1 10.2 11.0 11.2 10.9 10.5 11.2
SIOUX FALLS, SD 53 10.9 11.1 12.2 12.9 11.8 10.7 9.8 9.8 10.3 10.7 11.4 10.7 11.0
 
TENNESSEE
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BRISTOL-JHNSN CTY-KNGSPRT,TN 47 6.4 6.6 7.1 6.9 5.3 4.7 4.3 3.9 4.3 4.6 5.4 5.8 5.4
CHATTANOOGA, TN 61 6.9 7.3 7.7 7.3 5.9 5.3 5.0 4.6 4.9 4.9 6.0 6.4 6.0
KNOXVILLE, TN 59 7.7 8.0 8.4 8.4 6.8 6.3 6.0 5.5 5.6 5.7 6.7 7.2 6.9
MEMPHIS, TN 53 10.0 10.1 10.7 10.2 8.8 7.9 7.5 6.9 7.5 7.7 9.0 9.6 8.8
NASHVILLE, TN 60 9.1 9.3 9.9 9.2 7.6 7.0 6.5 6.2 6.5 6.8 8.4 8.9 8.0
OAK RIDGE,TN 19 4.6 4.7 5.0 5.4 4.2 3.9 3.6 3.3 3.4 3.2 3.8 4.2 4.1
 
TEXAS
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
ABILENE, TX 57 11.7 12.5 13.7 13.8 13.0 12.4 10.8 10.1 10.3 11.0 11.6 11.7 11.9
AMARILLO, TX 60 12.8 13.8 15.2 15.2 14.5 14.2 12.7 12.0 12.8 12.8 13.0 12.7 13.5
AUSTIN/CITY, TX 60 9.4 9.8 10.4 10.1 9.5 9.0 8.3 7.7 7.7 8.0 8.7 8.9 9.0
AUSTIN/BERGSTROM, TX 12 7.1 7.3 8.1 7.3 7.3 6.3 6.2 6.0 6.0 6.0 6.9 7.1 6.8
BROWNSVILLE, TX 59 11.1 11.9 13.1 13.6 12.9 12.0 11.3 10.2 9.3 9.4 10.5 10.6 11.3
CORPUS CHRISTI, TX 59 12.0 12.9 14.0 14.3 12.8 11.7 11.5 11.0 10.4 10.4 11.7 11.6 12.0
DALLAS-FORT WORTH, TX 48 11.0 11.7 12.6 12.4 11.1 10.6 9.8 8.9 9.3 9.7 10.7 10.8 10.7
DALLAS-LOVE FIELD, TX 2 8.9 10.4 9.2 11.1 11.8 10.5 9.6 8.3 8.2 9.5 8.5 9.1 9.6
DEL RIO, TX 22 8.6 9.2 10.7 10.9 10.7 11.3 10.8 9.9 8.9 8.9 8.1 8.2 9.7
EL PASO, TX 59 8.3 9.1 10.9 11.0 10.3 9.3 8.3 7.7 7.6 7.5 8.0 7.9 8.8
GALVESTON, TX 93 11.6 11.8 11.9 12.1 11.5 10.7 9.8 9.4 10.1 10.3 11.2 11.3 11.0
HOUSTON, TX 32 8.1 8.6 9.1 9.0 8.1 7.4 6.7 6.1 6.5 6.9 7.6 7.7 7.7
LUBBOCK, TX 52 12.0 13.2 14.6 14.7 14.2 13.6 11.4 10.1 10.5 11.2 11.7 11.8 12.4
MIDLAND-ODESSA, TX 48 10.4 11.2 12.5 12.8 12.5 12.3 10.8 10.1 10.1 10.1 10.4 10.1 11.1
PORT ARTHUR, TX 48 10.7 11.2 11.5 11.5 10.1 8.7 7.4 7.1 8.2 8.8 9.9 10.3 9.6
SAN ANGELO, TX 52 10.2 10.8 12.0 12.1 11.1 10.8 9.8 8.9 8.9 9.3 10.0 9.9 10.3
SAN ANTONIO, TX 59 8.8 9.3 10.1 10.1 9.8 9.7 9.1 8.4 8.3 8.3 8.6 8.4 9.1
VICTORIA, TX 40 10.4 10.9 11.4 11.7 10.7 9.7 8.9 8.3 8.5 8.9 9.6 10.0 9.9
WACO, TX 52 11.3 11.7 12.7 12.6 11.5 11.1 10.7 9.8 9.6 10.0 10.8 10.9 11.1
WICHITA FALLS, TX 53 11.3 11.9 13.1 13.1 12.2 12.1 11.1 10.3 10.4 10.7 11.4 11.1 11.6
 
UTAH
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
SALT LAKE CITY, UT 72 7.5 8.1 9.3 9.6 9.4 9.4 9.5 9.7 9.1 8.5 8.0 7.6 8.8
 
VERMONT
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BURLINGTON, VT 58 9.7 9.4 9.4 9.5 9.0 8.5 8.0 7.7 8.3 8.8 9.6 9.9 9.0
 
VIRGINIA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
LYNCHBURG, VA 34 8.1 8.1 8.6 8.5 7.1 6.4 6.0 5.7 6.3 6.6 7.3 7.2 7.2
NORFOLK, VA 53 11.4 11.8 12.3 11.8 10.4 9.7 8.9 8.8 9.6 10.2 10.3 10.9 10.5
RICHMOND, VA 53 8.1 8.6 9.1 9.0 7.9 7.4 6.9 6.5 6.7 7.0 7.6 7.8 7.7
ROANOKE, VA 53 9.3 9.4 10.0 9.6 7.8 6.8 6.5 6.1 6.0 6.8 8.1 8.6 7.9
 
WASHINGTON
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
OLYMPIA, WA 48 7.0 7.0 7.2 7.3 6.9 6.7 6.2 6.0 5.7 5.8 6.8 7.1 6.6
QUILLAYUTE, WA 35 6.7 6.8 6.6 6.2 5.9 5.7 5.4 5.1 4.8 5.4 6.3 6.5 6.0
SEATTLE SEA-TAC AP, WA 53 9.5 9.4 9.4 9.4 8.9 8.6 8.1 7.8 8.0 8.4 9.2 9.6 8.9
SPOKANE, WA 54 8.7 9.2 9.7 10.0 9.2 9.3 8.6 8.3 8.2 8.2 8.6 8.7 8.9
YAKIMA, WA 47 5.6 6.4 7.9 8.6 8.5 8.2 7.8 7.4 7.3 6.6 5.8 5.1 7.1
 
PUERTO RICO
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
SAN JUAN, PR 46 8.4 8.7 9.1 8.9 8.4 9.0 9.7 8.9 7.6 6.7 7.4 8.0 8.4
 
WEST VIRGINIA
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
BECKLEY, WV 37 9.8 9.8 10.3 9.9 8.4 7.3 6.5 6.2 6.8 7.8 9.1 9.7 8.5
CHARLESTON, WV 54 7.0 6.9 7.5 7.1 5.7 5.2 4.8 4.3 4.6 4.8 6.0 6.4 5.9
ELKINS, WV 30 7.1 7.5 7.8 7.5 6.2 4.5 4.0 3.9 4.1 4.6 6.3 6.4 5.8
HUNTINGTON, WV 39 7.5 7.6 8.0 7.7 6.2 5.7 5.3 5.1 5.3 5.8 6.8 7.3 6.5
 
WISCONSIN
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
GREEN BAY, WI 52 10.8 10.5 10.7 11.2 10.0 9.1 8.2 7.9 8.9 9.8 10.8 10.3 9.9
LA CROSSE, WI 49 8.7 8.7 9.3 10.4 9.4 8.4 7.6 7.5 8.2 9.3 9.8 8.9 8.9
MADISON, WI 55 10.3 10.3 10.9 11.3 10.0 9.0 8.0 7.9 8.4 9.5 10.4 9.8 9.7
MILWAUKEE, WI 61 12.6 12.3 12.7 12.8 11.5 10.4 9.7 9.5 10.4 11.4 12.5 12.2 11.5
 
WYOMING
YEARS
RECORDED
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AVERAGE
ANNUAL
CASPER, WY 51 16.0 14.8 13.4 12.5 11.6 10.9 10.1 10.3 10.9 11.9 14.4 15.9 12.7
CHEYENNE, WY 44 15.2 14.6 14.4 14.1 12.6 11.4 10.4 10.4 11.2 12.3 13.5 14.7 12.9
LANDER, WY 55 5.9 5.9 7.0 7.8 7.8 7.8 7.5 7.4 6.9 6.0 5.6 5.6 6.8
SHERIDAN, WY 58 7.7 7.8 8.9 9.8 9.0 8.1 7.3 7.4 7.5 7.5 7.6 7.6 8.0