U.S. Heating Degree-Days
Standard and industrial heating degree-days data for estimating buildings energy consumption for heating. Heating degree-day figures relate to a base temperature and provide a measure of how much (in degrees), and for how long (in days), the outside temperature was below that base temperature.
| State | City | Base Temp 45°F (7.2°C) | Base Temp 55°F (12.8°C) | Base Temp 65°F (18.3°C) |
|---|---|---|---|---|
| Colorado | Denver | 1548 | 3440 | 5524 |
| Colorado | Grand Junction | 1757 | 3433 | 5641 |
| Colorado | Pueblo | 1499 | 3261 | 5462 |
| Connecticut | Meriden | 734 | ||
| Connecticut | New Haven | 1769 | 3237 | 5897 |
| District of Columbia | Washington | 1041 | 2487 | 4224 |
| Idaho | Boise | 1045 | 2814 | 5809 |
| Idaho | Lewiston | 1034 | 2688 | 5542 |
| Idaho | Pocatello | 2161 | 4140 | 7033 |
| Illinois | Cairo | 749 | 2119 | 3821 |
| Illinois | Chicago | 1969 | 3743 | 5882 |
| Illinois | Springfield | 1677 | 3289 | 5429 |
| Indiana | Evansville | 799 | 2335 | 4435 |
| Indiana | Indianapolis | 1397 | 2829 | 5699 |
| Iowa | Davenport | 2296 | 4142 | 6061 |
| Iowa | Des Moines | 2440 | 4180 | 6588 |
| Kansas | Dodge City | 1385 | 2962 | 4986 |
| Kansas | Topeka | 1518 | 1811 | 5182 |
| Kansas | Wichita | 1152 | 2587 | 4620 |
| Kentucky | Lexington | 2557 | 4683 | |
| Kentucky | Louisville | 1073 | 2294 | 4660 |
| Maine | Eastport | 2956 | 5236 | 8246 |
| Maine | Portland | 2530 | 4572 | 7511 |
| Maryland | Baltimore | 986 | 2491 | 4654 |
| Massachusetts | Boston | 1787 | 3603 | 5634 |
| Massachusetts | Nantucket | 1514 | 3419 | 5891 |
| Michigan | Alpena | 3131 | 5499 | 8506 |
| Michigan | Detroit | 2240 | 4089 | 6232 |
| Michigan | Escanaba | 3699 | 5918 | 8481 |
| Michigan | Grand Haven | 2405 | 3435 | 6915 |
| Michigan | Grand Rapids | 2332 | 4177 | 6894 |
| Michigan | Houghton | 4029 | 6112 | 8964 |
| Michigan | Lansing | 2537 | 4444 | 6909 |
| Michigan | Sault Ste. Marie | 4049 | 6575 | 9048 |
| Minnesota | Duluth | 4419 | 6774 | 10000 |
| Minnesota | Minneapolis | 3309 | 5417 | 8382 |
| Minnesota | Moorhead | 4796 | 6572 | 9315 |
| Minnesota | St. Paul | 2497 | 5497 | 7804 |
| Missouri | Kansas City | 1463 | 2980 | 4711 |
| Missouri | Saint Louis | 1186 | 2745 | 4900 |
| Missouri | Springfield | 982 | 2423 | 4900 |
| Montana | Havre | 3736 | 5874 | 8182 |
| Montana | Helena | 2843 | 5071 | 8129 |
| Montana | Kalispell | 2874 | 5131 | 8191 |
| Nebraska | Lincoln | 3023 | 3850 | 5864 |
| Nebraska | North Platte | 2291 | 4152 | 6684 |
| Nebraska | Omaha | 2284 | 3982 | 6612 |
| Nebraska | Valentine | 2833 | 4801 | 7425 |
| Nevada | Winnemucca | 1670 | 3468 | 6761 |
| New Hampshire | Concord | 2646 | 4640 | 7383 |
| New Jersey | Atlantic City | 1123 | 2904 | 4812 |
| New York | Albany | 2018 | 4302 | 6875 |
| New York | Binghamton | 2073 | 4296 | 6451 |
| New York | Buffalo | 2359 | 4316 | 7062 |
| New York | Ithaca | 2412 | 4023 | 6719 |
| New York | New York | 1412 | 3089 | 4871 |
| New York | Oswego | 2274 | 4363 | 6975 |
| New York | Rochester | 2341 | 4231 | 6748 |
| North Dakota | Bismarck | 3831 | 6468 | 8851 |
| North Dakota | Williston | 4616 | 6399 | 9243 |
| Ohio | Cincinnati | 1376 | 3003 | 4410 |
| Ohio | Cleveland | 1525 | 3795 | 6351 |
| Ohio | Columbus | 1600 | 3255 | 5660 |
| Ohio | Dayton | 1487 | 3147 | 5622 |
| Ohio | Sandusky | 1949 | 3425 | 5796 |
| Ohio | Toledo | 1990 | 3757 | 6994 |
| Oklahoma | Oklahoma City | 600 | 1835 | 3725 |
| Oregon | Baker | 2321 | 4307 | |
| Oregon | Portland | 373 | 1911 | 4109 |
| Oregon | Roseburg | 272 | 1868 | 4491 |
| Pennsylvania | Erie | 2337 | 3837 | 6451 |
| Pennsylvania | Harrisburg | 1565 | 3236 | 5251 |
| Pennsylvania | Philadelphia | 1122 | 2695 | 4486 |
| Pennsylvania | Pittsburg | 1377 | 3028 | 5053 |
| Pennsylvania | Scranton | 1938 | 3755 | 6254 |
| Rhode Island | Block Island | 871 | 3388 | 5804 |
| South Dakota | Yankton | 2898 | 6045 | 7144 |
| Tennessee | Chattanooga | 242 | 1398 | 3384 |
| Tennessee | Knoxville | 431 | 1741 | 3494 |
| Tennessee | Memphis | 166 | 1284 | 3015 |
| Tennessee | Nashville | 419 | 1678 | 3578 |
| Utah | Modena | 1978 | 3981 | 6635 |
| Utah | Salt lake City | 1475 | 3202 | 6052 |
| Vermont | Burlington | 3014 | 4984 | 8269 |
| Vermont | Northfield | 3652 | 7121 | 8719 |
| Virginia | Lynchburg | 554 | 1928 | 4166 |
| Virginia | Norfolk | 260 | 1496 | 3421 |
| Virginia | Richmond | 549 | 1895 | 3965 |
| Washington | North Head | 184 | 2062 | 5211 |
| Washington | Seattle | 408 | 2185 | 4424 |
| Washington | Spokane | 1741 | 3672 | 6655 |
| West Virginia | Elkins | 1506 | 3327 | 5675 |
| West Virginia | Parkersburg | 1147 | 2784 | 4754 |
| Wisconsin | Green Bay | 3318 | 5331 | 8029 |
| Wisconsin | La Crosse | 3034 | 3992 | 7589 |
| Wisconsin | Madison | 3067 | 4850 | 7863 |
| Wisconsin | Milwaukee | 2657 | 4617 | 7635 |
| Wyoming | Cheyenne | 2500 | 4700 | 7381 |
| Wyoming | Lander | 3208 | 5450 | 7870 |