Station:(420086) ALTON | |||||||||||||
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From Year=1915 To Year=2012 | |||||||||||||
Growing Degree Days for Selected Base Temperature (F) | |||||||||||||
Base | Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. | Annual |
40 M | 2 | 6 | 34 | 140 | 347 | 584 | 811 | 757 | 530 | 260 | 48 | 5 | 3525 |
40 S | 2 | 9 | 42 | 182 | 529 | 1113 | 1924 | 2681 | 3211 | 3471 | 3520 | 3525 | 3525 |
45 M | 0 | 1 | 7 | 59 | 212 | 435 | 656 | 602 | 382 | 139 | 11 | 0 | 2503 |
45 S | 0 | 1 | 8 | 67 | 279 | 713 | 1369 | 1971 | 2353 | 2492 | 2503 | 2503 | 2503 |
50 M | 0 | 0 | 1 | 16 | 102 | 291 | 501 | 447 | 238 | 52 | 1 | 0 | 1648 |
50 S | 0 | 0 | 1 | 17 | 118 | 409 | 910 | 1357 | 1595 | 1647 | 1648 | 1648 | 1648 |
55 M | 0 | 0 | 0 | 2 | 32 | 162 | 346 | 293 | 114 | 11 | 0 | 0 | 961 |
55 S | 0 | 0 | 0 | 2 | 34 | 196 | 543 | 836 | 950 | 961 | 961 | 961 | 961 |
60 M | 0 | 0 | 0 | 0 | 6 | 66 | 196 | 148 | 33 | 1 | 0 | 0 | 450 |
60 S | 0 | 0 | 0 | 0 | 6 | 72 | 268 | 416 | 449 | 450 | 450 | 450 | 450 |
Corn Growing Degree Days | |||||||||||||
50 M | 8 | 13 | 45 | 135 | 268 | 403 | 519 | 479 | 356 | 206 | 62 | 14 | 2510 |
50 S | 8 | 21 | 66 | 201 | 470 | 873 | 1393 | 1871 | 2227 | 2433 | 2496 | 2510 | 2510 |