1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 21.2 | 27.5 | 39.0 | 54.9 | 67.6 | 76.9 | 81.1 | 78.4 | 69.3 | 57.7 | 40.0 | 25.8 | 53.3 |
| Min °F | 2.1 | 7.6 | 19.6 | 32.7 | 44.0 | 53.7 | 58.4 | 56.0 | 46.3 | 35.4 | 22.6 | 8.7 | 32.3 |
| Mean °F | 11.7 | 17.6 | 29.3 | 43.8 | 55.8 | 65.3 | 69.8 | 67.2 | 57.8 | 46.6 | 31.3 | 17.3 | 42.8 |
| HDD base 65 |
1654 | 1329 | 1107 | 637 | 316 | 79 | 12 | 57 | 232 | 572 | 1012 | 1480 | 8487 |
| CDD base 65 |
0 | 0 | 0 | 1 | 29 | 88 | 163 | 125 | 16 | 0 | 0 | 0 | 422 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 24.6 | 1990 | 1.2 | 1929 | 55 | 01-25-1981 | -37 | 01-23-1963 |
| FEB | 30.6 | 1998 | 1.1 | 1936 | 58 | 02-27-2000 | -33 | 02-01-1918 |
| MAR | 39.9 | 1946 | 20.0 | 1960 | 80 | 03-29-1986 | -28 | 03-01-1962 |
| APR | 52.9 | 1915 | 35.3 | 1950 | 91 | 04-22-1980 | -1 | 04-01-1924 |
| MAY | 64.3 | 1977 | 47.7 | 1924 | 105 | 05-31-1934 | 19 | 05-09-1966 |
| JUN | 72.0 | 1933 | 56.6 | 1969 | 100 | 06-01-1934 | 26 | 06-12-1927 |
| JUL | 75.2 | 1936 | 64.4 | 1924 | 104 | 07-13-1936 | 38 | 07-19-1929 |
| AUG | 74.3 | 1995 | 60.9 | 1915 | 102 | 08-02-1988 | 28 | 08-30-1915 |
| SEP | 65.1 | 1931 | 51.8 | 1918 | 97 | 09-06-1922 | 20 | 09-29-1967 |
| OCT | 57.2 | 1947 | 36.6 | 1917 | 90 | 10-01-1976 | 1 | 10-30-1925 |
| NOV | 43.0 | 2001 | 21.5 | 1959 | 80 | 11-10-1930 | -18 | 11-24-1950 |
| DEC | 28.9 | 1923 | 8.0 | 1919 | 63 | 12-04-1998 | -29 | 12-26-1914 |
| Annual | 49.8 | 1913 | 38.4 | 1917 | 105 | 05-31-1934 | -37 | 01-23-1963 |
| Winter | 25.6 | 1998 | 7.9 | 1917 | 63 | 12-04-1998 | -37 | 01-23-1963 |
| Spring | 50.7 | 1977 | 37.5 | 1950 | 105 | 05-31-1934 | -28 | 03-01-1962 |
| Summer | 72.5 | 1995 | 61.5 | 1915 | 104 | 07-13-1936 | 26 | 06-12-1927 |
| Fall | 52.2 | 1931 | 40.7 | 1959 | 97 | 09-06-1922 | -18 | 11-24-1950 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 23.9 | 30.9 | 12.9 |
| FEB | 0.0 | 16.5 | 27.5 | 7.3 |
| MAR | 0.0 | 6.9 | 26.7 | 2.3 |
| APR | 0.0 | 0.5 | 14.9 | 0.0 |
| MAY | 0.0 | 0.0 | 2.8 | 0.0 |
| JUN | 1.8 | 0.0 | 0.0 | 0.0 |
| JUL | 3.5 | 0.0 | 0.0 | 0.0 |
| AUG | 1.9 | 0.0 | 0.0 | 0.0 |
| SEP | 0.4 | 0.0 | 1.4 | 0.0 |
| OCT | 0.0 | 0.0 | 10.8 | 0.0 |
| NOV | 0.0 | 6.4 | 24.5 | 0.6 |
| DEC | 0.0 | 20.5 | 30.6 | 7.5 |
| Annual | 7.8 | 74.7 | 170.8 | 30.7 |
| Winter | 0.0 | 60.9 | 88.9 | 27.7 |
| Spring | 0.1 | 7.4 | 44.5 | 2.3 |
| Summer | 7.2 | 0.0 | 0.0 | 0.0 |
| Fall | 0.5 | 6.4 | 36.9 | 0.6 |