Monthly Heat Accumulation (Degree Days)
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| Month | 2018 | 2019 | 2020 | 2021 |
| January | 19 | 3 | 16 | 5 |
| February | 11 | 0 | 3 | 0 |
| March | 22 | 45 | 6 | 3 |
| April | 102 | 104 | 123 | 133 |
| May | 310 | 282 | 252 | 205 |
| June | 394 | 394 | 344 | 476 |
| July | 645 | 532 | 558 | |
| August | 611 | 603 | 577 | |
| September | 369 | 363 | 473 | |
| October | 22 | 70 | 186 | |
| November | 38 | 16 | 27 | |
| December | 3 | 5 | 0 | |
Cumulative Heat Units
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| Month | 2018 | 2019 | 2020 | 2020 |
| January | 19 | 3 | 16 | 5 |
| February | 30 | 3 | 18 | 5 |
| March | 51 | 48 | 24 | 8 |
| April | 153 | 151 | 147 | 141 |
| May | 462 | 434 | 399 | 341 |
| June | 841 | 828 | 743 | 817 |
| July | 1,486 | 1,360 | 1,301 | |
| August | 2,097 | 1,962 | 1,878 | |
| September | 2,466 | 2,325 | 2,351 | |
| October | 2,693 | 2,396 | 2,537 | |
| November | 2,733 | 2,411 | 2,563 | |
| December | 2,735 | 2,416 | 2,563 | |