Station:(420086) ALTON | |||||||||||||
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From Year=1928 To Year=2006 | |||||||||||||
Cooling Degree Days for Selected Base Temperature (F) | |||||||||||||
Base | Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. | Annual |
55 | 0 | 0 | 0 | 2 | 31 | 158 | 348 | 300 | 117 | 12 | 0 | 0 | 968 |
57 | 0 | 0 | 0 | 1 | 17 | 115 | 287 | 239 | 78 | 5 | 0 | 0 | 741 |
60 | 0 | 0 | 0 | 0 | 6 | 63 | 196 | 153 | 34 | 1 | 0 | 0 | 453 |
65 | 0 | 0 | 0 | 0 | 0 | 15 | 70 | 44 | 4 | 0 | 0 | 0 | 133 |
70 | 0 | 0 | 0 | 0 | 0 | 2 | 11 | 4 | 0 | 0 | 0 | 0 | 17 |