1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 26.1 | 32.9 | 45.0 | 60.1 | 72.7 | 80.9 | 85.1 | 82.3 | 73.4 | 61.8 | 43.1 | 30.0 | 57.8 |
| Min °F | 1.8 | 8.2 | 21.0 | 32.8 | 43.8 | 53.4 | 58.2 | 56.7 | 47.0 | 35.7 | 23.8 | 10.0 | 32.7 |
| Mean °F | 14.0 | 20.6 | 33.0 | 46.5 | 58.3 | 67.2 | 71.7 | 69.5 | 60.2 | 48.8 | 33.5 | 20.0 | 45.3 |
| HDD base 65 |
1584 | 1244 | 993 | 559 | 257 | 55 | 20 | 32 | 177 | 507 | 946 | 1395 | 7769 |
| CDD base 65 |
0 | 0 | 0 | 2 | 47 | 118 | 227 | 172 | 32 | 2 | 0 | 0 | 600 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 28.0 | 1990 | -0.6 | 1977 | 59 | 01-25-1981 | -43 | 01-18-1967 |
| FEB | 30.1 | 1987 | 7.1 | 1978 | 65 | 02-18-1981 | -40 | 02-08-1971 |
| MAR | 39.9 | 1973 | 22.8 | 1960 | 86 | 03-29-1986 | -38 | 03-01-1962 |
| APR | 54.6 | 1977 | 40.3 | 1972 | 93 | 04-21-1980 | -3 | 04-06-1982 |
| MAY | 66.0 | 1977 | 52.7 | 1971 | 95 | 05-26-1978 | 21 | 05-01-1963 |
| JUN | 72.4 | 1971 | 60.2 | 1969 | 101 | 06-20-1988 | 25 | 06-01-1964 |
| JUL | 76.3 | 1983 | 65.0 | 1992 | 102 | 07-17-1964 | 36 | 07-07-1984 |
| AUG | 73.9 | 1984 | 62.3 | 1986 | 104 | 08-01-1988 | 28 | 08-28-1986 |
| SEP | 64.6 | 1978 | 54.4 | 1974 | 99 | 09-07-1978 | 17 | 09-29-1984 |
| OCT | 57.7 | 1971 | 41.6 | 1987 | 93 | 10-06-1963 | 9 | 10-11-1987 |
| NOV | 40.0 | 1990 | 24.6 | 1976 | 76 | 11-03-1978 | -18 | 11-26-1977 |
| DEC | 30.5 | 1965 | 6.2 | 1985 | 64 | 12-02-1982 | -38 | 12-19-1983 |
| Annual | 48.5 | 1987 | 41.9 | 1976 | 104 | 08-01-1988 | -43 | 01-18-1967 |
| Winter | 25.4 | 1983 | 8.4 | 1979 | 65 | 02-18-1981 | -43 | 01-18-1967 |
| Spring | 51.0 | 1987 | 42.3 | 1975 | 95 | 05-26-1978 | -38 | 03-01-1962 |
| Summer | 73.0 | 1983 | 64.5 | 1985 | 104 | 08-01-1988 | 25 | 06-01-1964 |
| Fall | 52.4 | 1971 | 41.4 | 1976 | 99 | 09-07-1978 | -18 | 11-26-1977 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 19.5 | 30.9 | 14.1 |
| FEB | 0.0 | 13.0 | 27.7 | 9.2 |
| MAR | 0.0 | 4.1 | 26.1 | 2.9 |
| APR | 0.3 | 0.2 | 15.1 | 0.0 |
| MAY | 0.6 | 0.0 | 5.0 | 0.0 |
| JUN | 3.6 | 0.0 | 0.1 | 0.0 |
| JUL | 8.3 | 0.0 | 0.0 | 0.0 |
| AUG | 4.4 | 0.0 | 0.1 | 0.0 |
| SEP | 1.0 | 0.0 | 3.0 | 0.0 |
| OCT | 0.0 | 0.0 | 14.4 | 0.0 |
| NOV | 0.0 | 4.5 | 24.7 | 1.0 |
| DEC | 0.0 | 15.8 | 30.4 | 8.8 |
| Annual | 18.4 | 56.6 | 177.8 | 36.3 |
| Winter | 0.0 | 48.3 | 88.9 | 32.3 |
| Spring | 0.9 | 4.2 | 45.6 | 2.9 |
| Summer | 16.3 | 0.0 | 0.2 | 0.0 |
| Fall | 1.1 | 4.5 | 42.2 | 1.0 |