1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 20.3 | 26.6 | 37.4 | 52.4 | 66.5 | 73.8 | 77.6 | 75.4 | 65.5 | 54.5 | 37.6 | 24.8 | 51.0 |
| Min °F | -2.7 | 0.5 | 12.1 | 25.6 | 37.3 | 46.5 | 51.0 | 49.2 | 40.7 | 30.8 | 18.8 | 5.1 | 26.2 |
| Mean °F | 8.8 | 13.6 | 24.8 | 39.0 | 51.9 | 60.2 | 64.3 | 62.3 | 53.1 | 42.7 | 28.2 | 15.0 | 38.7 |
| HDD base 65 |
1743 | 1440 | 1248 | 780 | 419 | 176 | 88 | 131 | 360 | 692 | 1105 | 1552 | 9734 |
| CDD base 65 |
0 | 0 | 0 | 0 | 13 | 31 | 66 | 48 | 2 | 0 | 0 | 0 | 160 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 22.8 | 1990 | 1.3 | 1977 | 55 | 01-26-1973 | -46 | 01-17-1982 |
| FEB | 25.9 | 1984 | 6.1 | 1979 | 60 | 02-22-1984 | -44 | 02-17-1979 |
| MAR | 35.7 | 1973 | 15.8 | 1960 | 75 | 03-31-1986 | -34 | 03-01-1962 |
| APR | 46.7 | 1987 | 34.9 | 1995 | 92 | 04-22-1980 | -11 | 04-07-1982 |
| MAY | 60.1 | 1977 | 46.2 | 1967 | 90 | 05-22-1964 | 14 | 05-10-1966 |
| JUN | 66.0 | 1995 | 53.9 | 1982 | 97 | 06-30-1963 | 24 | 06-10-1980 |
| JUL | 69.7 | 1983 | 59.4 | 1992 | 97 | 07-19-1977 | 30 | 07-03-1986 |
| AUG | 68.1 | 1983 | 58.7 | 1977 | 94 | 08-02-1964 | 27 | 08-29-1976 |
| SEP | 58.4 | 1978 | 49.9 | 1993 | 94 | 09-07-1976 | 16 | 09-24-1976 |
| OCT | 54.0 | 1963 | 38.4 | 1976 | 88 | 10-01-1976 | 3 | 10-27-1976 |
| NOV | 36.2 | 1963 | 21.0 | 1959 | 74 | 11-03-1978 | -18 | 11-29-1976 |
| DEC | 25.2 | 1994 | 6.6 | 1976 | 59 | 12-02-1982 | -35 | 12-19-1983 |
| Annual | 43.5 | 1987 | 34.0 | 1972 | 97 | 06-30-1963 | -46 | 01-17-1982 |
| Winter | 21.0 | 1983 | 7.0 | 1979 | 60 | 02-22-1984 | -46 | 01-17-1982 |
| Spring | 45.8 | 1977 | 36.0 | 1960 | 92 | 04-22-1980 | -34 | 03-01-1962 |
| Summer | 66.1 | 1983 | 58.7 | 1992 | 97 | 06-30-1963 | 24 | 06-10-1980 |
| Fall | 48.7 | 1963 | 37.8 | 1976 | 94 | 09-07-1976 | -18 | 11-29-1976 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 25.8 | 30.9 | 15.3 |
| FEB | 0.0 | 19.3 | 27.9 | 12.1 |
| MAR | 0.0 | 8.2 | 29.1 | 5.4 |
| APR | 0.0 | 1.0 | 22.4 | 0.5 |
| MAY | 0.0 | 0.0 | 10.2 | 0.0 |
| JUN | 0.5 | 0.0 | 2.3 | 0.0 |
| JUL | 1.3 | 0.0 | 0.1 | 0.0 |
| AUG | 0.4 | 0.0 | 0.7 | 0.0 |
| SEP | 0.0 | 0.0 | 5.8 | 0.0 |
| OCT | 0.0 | 0.2 | 16.8 | 0.0 |
| NOV | 0.0 | 9.1 | 26.8 | 1.6 |
| DEC | 0.0 | 22.7 | 30.7 | 9.9 |
| Annual | 2.3 | 87.3 | 205.1 | 45.7 |
| Winter | 0.0 | 67.9 | 89.6 | 37.4 |
| Spring | 0.1 | 9.2 | 61.4 | 5.9 |
| Summer | 2.2 | 0.0 | 3.2 | 0.0 |
| Fall | 0.0 | 9.3 | 49.4 | 1.7 |