1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 26.5 | 31.7 | 43.7 | 57.5 | 69.5 | 79.2 | 82.5 | 80.1 | 72.9 | 61.5 | 44.9 | 31.7 | 56.8 |
| Min °F | 11.6 | 16.9 | 27.1 | 37.7 | 48.0 | 58.0 | 62.3 | 60.1 | 51.6 | 40.7 | 29.3 | 17.8 | 38.4 |
| Mean °F | 19.1 | 24.3 | 35.4 | 47.6 | 58.8 | 68.6 | 72.4 | 70.1 | 62.3 | 51.1 | 37.1 | 24.8 | 47.6 |
| HDD base 65 |
1425 | 1140 | 918 | 524 | 240 | 35 | 7 | 30 | 127 | 437 | 838 | 1248 | 6969 |
| CDD base 65 |
0 | 0 | 0 | 2 | 46 | 142 | 235 | 189 | 44 | 6 | 0 | 0 | 664 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 33.3 | 1933 | 5.4 | 1912 | 61 | 01-26-1944 | -27 | 01-25-1904 |
| FEB | 36.1 | 1954 | 9.7 | 1936 | 69 | 02-26-2000 | -25 | 02-20-1929 |
| MAR | 48.6 | 1945 | 23.9 | 1960 | 84 | 03-30-1986 | -13 | 03-01-1962 |
| APR | 57.0 | 1977 | 39.4 | 1907 | 92 | 04-22-1980 | 7 | 04-07-1982 |
| MAY | 67.7 | 1977 | 51.0 | 1907 | 103 | 05-31-1934 | 25 | 05-11-1980 |
| JUN | 76.7 | 1933 | 61.9 | 1926 | 104 | 06-01-1934 | 34 | 06-08-1913 |
| JUL | 80.7 | 1936 | 68.1 | 1992 | 110 | 07-14-1936 | 42 | 07-30-1914 |
| AUG | 79.6 | 1947 | 64.8 | 1915 | 102 | 08-05-1918 | 39 | 08-28-1915 |
| SEP | 70.2 | 1931 | 57.5 | 1924 | 100 | 09-08-1922 | 26 | 09-28-1942 |
| OCT | 62.4 | 1963 | 39.8 | 1925 | 89 | 10-06-1963 | 4 | 10-30-1925 |
| NOV | 47.8 | 2001 | 29.8 | 1996 | 78 | 11-01-1933 | -12 | 11-30-1947 |
| DEC | 34.7 | 1939 | 12.5 | 1983 | 66 | 12-06-2001 | -25 | 12-26-1903 |
| Annual | 53.6 | 1977 | 44.8 | 1917 | 110 | 07-14-1936 | -27 | 01-25-1904 |
| Winter | 31.3 | 1932 | 14.0 | 1904 | 69 | 02-26-1900 | -27 | 01-25-1904 |
| Spring | 53.1 | 1921 | 42.1 | 1996 | 103 | 05-31-1934 | -13 | 03-01-1962 |
| Summer | 75.6 | 1921 | 65.8 | 1915 | 110 | 07-14-1936 | 34 | 06-08-1913 |
| Fall | 58.1 | 1971 | 46.3 | 1989 | 100 | 09-08-1922 | -12 | 11-30-1947 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 19.8 | 30.1 | 7.0 |
| FEB | 0.0 | 13.6 | 25.8 | 4.1 |
| MAR | 0.0 | 4.6 | 23.3 | 0.3 |
| APR | 0.1 | 0.2 | 8.4 | 0.0 |
| MAY | 0.4 | 0.0 | 0.6 | 0.0 |
| JUN | 3.4 | 0.0 | 0.0 | 0.0 |
| JUL | 6.1 | 0.0 | 0.0 | 0.0 |
| AUG | 3.6 | 0.0 | 0.0 | 0.0 |
| SEP | 1.2 | 0.0 | 0.5 | 0.0 |
| OCT | 0.0 | 0.0 | 5.5 | 0.0 |
| NOV | 0.0 | 2.9 | 18.2 | 0.0 |
| DEC | 0.0 | 13.8 | 28.6 | 4.2 |
| Annual | 15.0 | 54.5 | 140.1 | 15.7 |
| Winter | 0.0 | 47.2 | 84.4 | 15.3 |
| Spring | 0.5 | 4.8 | 32.1 | 0.3 |
| Summer | 13.1 | 0.0 | 0.0 | 0.0 |
| Fall | 1.2 | 2.8 | 23.7 | 0.0 |