Details for All 243 Locations

Annual heating degree days based on 65F (HDD65), annual cooling degree days based on 65F (CDD65), and average daily solar irradiation in Btu/ft (QSavg) for locations in the United States, Pacific Islands and Puerto Rico listed alphabetically by two-letter postal abbreviation then location. Eight Canadian cities at end arranged by province.

State AK AK AK AK AK AK AK AK
Location Anchorage Annette Bethel Big Delta Cold Bay Fairbanks Gulkana King Salmon
HDD65 10395 7215 13139.5 13465 9550 14170.5 13945.5 11466.5
CDD65 2 3 2 13.5 0 29 0 0.5
QSavg 772.7 855.6 760.9 812.6 682.4 810.5 849 771.9
                 
State AK AK AK AK AK AK AL AL
Location Kodiak McGrath Nome StPaulIsland Talkeetna Yakutat Birmingham Huntsville
HDD65 8943.5 14284 13995.5 11125.5 11597.5 9798.5 2825 3543
CDD65 2 13.5 0 0 1.5 0 1671 1632
QSavg 791.9 793.6 783.3 699.5 793 741.1 1426 1405.2
                 
State AL AL AR AR AZ AZ AZ AZ
Location Mobile Montgomery Fort Smith Little Rock Flagstaff Phoenix Prescott Tucson
HDD65 1709.5 2096 3350.5 3181 7433 1153.5 4404 1553.5
CDD65 2508 2104 1894.5 1928.5 106 3814.5 898 2762.5
QSavg 1404.3 1470.6 1455.5 1439.6 1624.1 1838.6 1706.5 1835.6
                 
State CA CA CA CA CA CA CA CA
Location Arcata Bakersfield Daggett Fresno Long Beach Los Angeles Sacramento San Diego
HDD65 5195.5 2100 1739.5 2601.5 1308.5 1291 2793.5 1075.5
CDD65 3.5 2367 2983 1883.5 942.5 469.5 1144 766
QSavg 1245.4 1663 1856.8 1658.8 1578.8 1579.1 1557.5 1612.1
                 
State CA CA CO CO CO CO CO CO
Location SanFrancisco Santa Maria Alamosa Boulder Co. Springs Eagle Grand Junc. Pueblo
HDD65 3238.5 3158.5 8774 6011.5 6519 8366.5 5675.5 5243.5
CDD65 68.5 59 53 622.5 408.5 71 1145 916
QSavg 1509.3 1644.4 1672.6 1466.7 1499.4 1489.2 1583.1 1588.9
                 
State CT CT DE FL FL FL FL FL
Location Bridgeport Hartford Wilmington Daytona Bch Jacksonville Key West Miami Tallahassee
HDD65 5664 6266 5086.5 871 1436.5 62 141 1754.5
CDD65 797.5 744.5 1084.5 2735 2657 4756.5 4126.5 2360.5
QSavg 1213 1197.1 1295.1 1538.3 1460.4 1626.2 1556.8 1491.7
                 
State FL FL GA GA GA GA GA GA
Location Tampa W.Palm Bch Athens Atlanta Augusta Columbus Macon Savannah
HDD65 697 236 2850 3089.5 2887 2312 2352.5 1951
CDD65 3311 3802 1639.5 1611 1778 2118 2090 2291.5
QSavg 1555.9 1501.9 1450 1477.5 1435.8 1458.3 1445.1 1474.7
                 
State HI HI HI HI IA IA IA IA
Location Hilo Honolulu Kahului Lihue Des Moines Mason City Sioux City Waterloo
HDD65 0 0 2.5 0 6513 8184 6700.5 7255.5
CDD65 3086.5 4329 3851 3846.5 908 505 841.5 586.5
QSavg 1466.4 1694.1 1740.8 1579 1313.6 1278 1312.1 1259.4
                 
State ID ID IL IL IL IL IL IN
Location Boise Pocatello Chicago Moline Peoria Rockford Springfield Evansville
HDD65 5999.5 7280.5 6449.5 6307 6331.5 6939.5 5892 4804
CDD65 692 345.5 748.5 882 882 628 1170.5 1297.5
QSavg 1414.3 1380.8 1243.2 1265.2 1304.5 1247.9 1340.3 1328.2
                 
State IN IN IN KS KS KS KS KY
Location Fort Wayne Indianapolis South Bend Dodge City Goodland Topeka Wichita Covington
HDD65 6393 5690 6292 5355 6274.5 5326 4902 5184
CDD65 656.5 910 777.5 1370.5 841.5 1280.5 1585 1007
QSavg 1239.9 1311.1 1204.5 1557.6 1506.8 1356.2 1460.1 1279.8
                 
State KY KY LA LA LA LA MA MA
Location Lexington Louisville Baton Rouge Lake Charles New Orleans Shreveport Boston Worchester
HDD65 4994 4440.5 1653 1682.5 1464 2215.5 5840.5 6949
CDD65 1005 1300 2444 2623.5 2539 2286.5 646 388.5
QSavg 1300.1 1327.3 1434.4 1474.7 1459.6 1458.9 1243.4 1230.2
                 
State MD ME ME MI MI MI MI MI
Location Baltimore Caribou Portland Alpena Detroit Flint Grnd Rapids Houghton
HDD65 4911.5 9536.5 7448.5 8464.5 6728.5 6984.5 7152.5 8552
CDD65 1133 113.5 315 214 566.5 444 507.5 233.5
QSavg 1287.1 1143.5 1251.5 1172.6 1199.5 1189.2 1215.9 1144.1
                 
State MI MI MI MI MN MN MN MN
Location Lansing Muskegon Slt St Marie Traverse City Duluth Int. Falls Minneapolis Rochester
HDD65 7128 7038.5 9155 7794 10213 10466.5 8002 8261
CDD65 549.5 493.5 83 458 140 124.5 634 500
QSavg 1214 1239.4 1160.7 1181.4 1173.2 1139.7 1256.8 1230.6
                 
State MN MO MO MO MO MS MS MT
Location Saint Cloud Columbia Kansas City Springfield St. Louis Jackson Meridian Billings
HDD65 8995 5128.5 5154.5 4692 5021 2500.5 2585 7091.5
CDD65 413.5 1227.5 1444.5 1346 1437 2233 1989.5 617.5
QSavg 1237.8 1388.3 1366.4 1393.7 1343 1457.2 1434.6 1310.2
                 
State MT MT MT MT MT MT MT MT
Location Cut Bank Glasgow Great Falls Helena Kalispell Lewistown Miles City Missoula
HDD65 8675 8681 7752.5 7813.5 8319 8351.5 7799.5 7891.5
CDD65 67 468.5 362 328 105 208.5 598 274
QSavg 1251.7 1233.1 1268 1248.8 1169.4 1241 1299.4 1206.2
                 
State NC NC NC NC NC NC ND ND
Location Asheville Cp Hatteras Charlotte Greensboro Raleigh Wilmington Bismarck Fargo
HDD65 4511.5 2639.5 3415.5 4090.5 3546.5 2657.5 8686.5 9092.5
CDD65 748 1474 1513 1222.5 1312.5 1868 408 546.5
QSavg 1363.2 1425.9 1420.1 1402.4 1412.4 1417.9 1292.2 1219.1
                 
State ND NE NE NE NE NE NH NJ
Location Minot Grand Island Norfolk North Platte Omaha Scottsbluff Concord Atlantic City
HDD65 9116.5 6427.5 6885.5 6806 6051.5 6452 7674.5 5263.5
CDD65 308.5 925 998 773 1050.5 714 401.5 906.5
QSavg 1226.7 1412.4 1365.8 1421.8 1340.7 1425.3 1236.5 1290.8
                 
State NJ NM NM NV NV NV NV NV
Location Newark Albuquerque Tucumcari Elko Ely Las Vegas Reno Tonopah
HDD65 5122.5 4361 3957.5 7240.5 8055 2293 5768.5 5371.5
CDD65 1061.5 1210.5 1450.5 289 144.5 3066.5 384 695
QSavg 1226.5 1778.3 1662.6 1457.2 1589.8 1804.7 1605.3 1660.7
                 
State NV NY NY NY NY NY NY NY
Location Winnemucca Albany Binghamton Buffalo Massena NY City Rochester Syracuse
HDD65 6445 7083 7535.5 6720.5 8481 5089.5 6735.5 7042.5
CDD65 604 542.5 317.5 510.5 350.5 1001.5 620 483
QSavg 1493.2 1215.4 1164.3 1165.5 1178.6 1268.3 1180.5 1200.3
                 
State OH OH OH OH OH OH OH OK
Location Akron Cleveland Columbus Dayton Mansfield Toledo Youngstown Ok City
HDD65 6202 6107.5 5551 5929 6247.5 6757 6698 3799.5
CDD65 613.5 617 779 714.5 687.5 609.5 517.5 1810
QSavg 1204.7 1201.4 1218.3 1251.4 1207.6 1250.9 1144.6 1505.5
                 
State OK OR OR OR OR OR OR OR
Location Tulsa Astoria Burns Eugene Medford North Bend Pendleton Portland
HDD65 3816.5 5291 7072 4627 4829 4632.5 5310.5 4461
CDD65 1869.5 13.5 284.5 227.5 671.5 1 686.5 278.5
QSavg 1431 1027.5 1377.1 1192.7 1400.5 1237.9 1316 1127.3
                 
State OR OR PA PA PA PA PA PA
Location Redmond Salem Allentown Bradford Erie Harrisburg Philadelphia Pittsburgh
HDD65 6734.5 4968.5 5857.5 8251 6757 5478.5 5180.5 5986.5
CDD65 194 200 721.5 143 454 987 1053 683.5
QSavg 1406.3 1190 1232.3 1193.3 1211.1 1261.9 1263.6 1202.5
                 
State PA PA PI PR RI SC SC SC
Location Wilkes-Barre Williamsport Guam San Juan Providence Charleston Columbia Greenville
HDD65 6685 6088 0 0 5986.5 2208.5 2765 3407.5
CDD65 547 672 5183.5 5332 608.5 2010 1897.5 1483
QSavg 1188 1182.4 1606.4 1684.8 1263.1 1462.4 1438.4 1425.4
                 
State SD SD SD SD TN TN TN TN
Location Huron Pierre Rapid City Sioux Falls Bristol Chattanooga Knoxville Memphis
HDD65 8254.5 7234.5 7315 7858 4345.5 3534.5 3662 3107.5
CDD65 529.5 795 516.5 794 929 1585 1365.5 1998.5
QSavg 1308.8 1344.8 1358.3 1300.3 1301.7 1365.3 1333.6 1467.6
                 
State TN TX TX TX TX TX TX TX
Location Nashville Abilene Amarillo Austin Brownsville C Christi El Paso Fort Worth
HDD65 4031.5 2597 4655.5 1630 658.5 884 2596.5 2304
CDD65 1672 2284 1294 2965 3562.5 3267 2045.5 2414.5
QSavg 1403.3 1622.1 1608.1 1548.8 1514.6 1449.6 1835.4 1558.8
                 
State TX TX TX TX TX TX TX TX
Location Houston Lubbock Lufkin Midland Port Arthur San Antonio Victoria Waco
HDD65 1552 3450.5 1910.5 2772 1543 1678.5 1127 2088
CDD65 2810 1569 2493 2031.5 2692.5 2863 2966 2546.5
QSavg 1405.5 1620.8 1480.5 1698.3 1462.1 1576.5 1475.6 1551.3
                 
State TX UT UT VA VA VA VA VA
Location Wichita Falls Cedar City SaltLakeCity Lynchburg Norfolk Richmond Roanoke Sterling
HDD65 3054.5 6054.5 5636 4448 3489 4097 4215 5232.5
CDD65 2385 651 1054 1070 1439 1297 1034.5 1044
QSavg 1566.3 1618.8 1474.9 1404.3 1338.8 1336.1 1347.8 1300.2
                 
State VT WA WA WA WA WA WI WI
Location Burlington Olympia Quillayute Seattle Spokane Yakima Eau Claire Green Bay
HDD65 7903 5495 5898.5 4867 6887 6059.5 8504.5 8299
CDD65 407 140 7.5 127 404.5 417 513 413.5
QSavg 1193.6 1044 966.9 1061.3 1213.8 1304 1205.2 1205.2
                 
State WI WI WI WV WV WV WY WY
Location La Crosse Madison Milwaukee Charleston Elkins Huntington Casper Cheyenne
HDD65 7673 7504 7521 4632 6292 4495.5 7713 7320
CDD65 617 520.5 472.5 903 345 998 327.5 258
QSavg 1233.7 1247.5 1249 1244.8 1193.4 1259.3 1408.5 1416.2
                 
State WY WY WY          
Location Lander Rock Springs Sheridan          
HDD65 7760 8375.5 7694.5          
CDD65 371 185 382          
QSavg 1471.6 1478.8 1330.3          
                 
Canada Alberta British Columbia Manitoba Newfoundland Ontario Ontario Quebec Quebec
Location Calgary Vancouver Winnipeg St. John's Toronto Ottawa Montreal Quebec City
HDD65 9194 5267 10400 8786 7319 8284 8235 9364
CDD65 72 79 335 58 454 441 423 239
QSavg 1221.0 1033.3 1211.0 926.9 1230.1 1212.1 1192.3 1126.1

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Revised June 2005