1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 25.3 | 31.0 | 42.4 | 56.6 | 69.5 | 78.9 | 82.8 | 79.9 | 71.6 | 59.9 | 43.5 | 30.3 | 56.0 |
| Min °F | 4.4 | 9.6 | 21.8 | 33.6 | 45.4 | 54.5 | 59.3 | 56.8 | 47.9 | 36.2 | 24.2 | 11.4 | 33.8 |
| Mean °F | 14.9 | 20.3 | 32.1 | 45.1 | 57.5 | 66.7 | 71.1 | 68.4 | 59.8 | 48.1 | 33.9 | 20.9 | 44.9 |
| HDD base 65 |
1555 | 1251 | 1020 | 597 | 271 | 53 | 11 | 43 | 182 | 527 | 934 | 1370 | 7814 |
| CDD base 65 |
0 | 0 | 0 | 1 | 37 | 104 | 199 | 147 | 25 | 1 | 0 | 0 | 514 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 27.5 | 1990 | 3.2 | 1977 | 52 | 01-22-1964 | -35 | 01-15-1963 |
| FEB | 32.5 | 1998 | 11.2 | 1963 | 65 | 02-23-1984 | -33 | 02-03-1996 |
| MAR | 40.3 | 1973 | 19.4 | 1960 | 84 | 03-30-1986 | -30 | 03-01-1962 |
| APR | 53.3 | 1977 | 40.3 | 1995 | 92 | 04-22-1980 | 10 | 04-07-1972 |
| MAY | 65.1 | 1977 | 50.6 | 1967 | 93 | 05-26-1967 | 22 | 05-09-1966 |
| JUN | 71.3 | 1971 | 57.7 | 1969 | 102 | 06-21-1988 | 31 | 06-10-1972 |
| JUL | 75.7 | 1955 | 66.4 | 1992 | 104 | 07-14-1995 | 40 | 07-06-1965 |
| AUG | 73.9 | 1995 | 63.4 | 1967 | 103 | 08-02-1988 | 35 | 08-25-1958 |
| SEP | 65.8 | 1978 | 54.4 | 1993 | 97 | 09-09-1955 | 25 | 09-28-1964 |
| OCT | 58.4 | 1963 | 43.0 | 1987 | 87 | 10-06-1963 | 11 | 10-22-1982 |
| NOV | 45.3 | 2001 | 26.8 | 1995 | 76 | 11-09-1999 | -12 | 11-29-1976 |
| DEC | 29.5 | 2001 | 6.8 | 1983 | 65 | 12-04-1998 | -34 | 12-19-1983 |
| Annual | 49.5 | 1998 | 42.7 | 1996 | 104 | 07-14-1995 | -35 | 01-15-1963 |
| Winter | 27.6 | 1998 | 11.1 | 1963 | 65 | 12-04-1998 | -35 | 01-15-1963 |
| Spring | 52.5 | 1977 | 39.8 | 1996 | 93 | 05-26-1967 | -30 | 03-01-1962 |
| Summer | 72.6 | 1988 | 64.9 | 1992 | 104 | 07-14-1995 | 31 | 06-10-1972 |
| Fall | 52.3 | 1971 | 43.6 | 1976 | 97 | 09-09-1955 | -12 | 11-29-1976 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 22.0 | 30.8 | 11.6 |
| FEB | 0.0 | 14.9 | 27.5 | 7.2 |
| MAR | 0.0 | 5.7 | 25.2 | 1.5 |
| APR | 0.0 | 0.2 | 13.7 | 0.0 |
| MAY | 0.3 | 0.0 | 2.1 | 0.0 |
| JUN | 2.8 | 0.0 | 0.1 | 0.0 |
| JUL | 4.8 | 0.0 | 0.0 | 0.0 |
| AUG | 2.1 | 0.0 | 0.0 | 0.0 |
| SEP | 0.6 | 0.0 | 1.3 | 0.0 |
| OCT | 0.0 | 0.0 | 10.5 | 0.0 |
| NOV | 0.0 | 4.7 | 23.1 | 0.6 |
| DEC | 0.0 | 17.1 | 29.5 | 6.9 |
| Annual | 10.9 | 63.6 | 162.3 | 27.5 |
| Winter | 0.0 | 54.0 | 87.8 | 25.7 |
| Spring | 0.4 | 5.9 | 41.1 | 1.5 |
| Summer | 9.7 | 0.0 | 0.1 | 0.0 |
| Fall | 0.6 | 4.6 | 34.7 | 0.6 |