1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 19.0 | 26.0 | 37.5 | 53.9 | 67.2 | 76.1 | 80.1 | 77.9 | 68.1 | 56.3 | 37.7 | 23.2 | 51.9 |
| Min °F | -1.2 | 5.9 | 19.8 | 33.0 | 45.3 | 54.1 | 58.8 | 56.4 | 47.1 | 36.2 | 22.6 | 6.6 | 32.1 |
| Mean °F | 8.9 | 16.0 | 28.7 | 43.5 | 56.3 | 65.1 | 69.5 | 67.2 | 57.6 | 46.3 | 30.2 | 14.9 | 42.0 |
| HDD base 65 |
1740 | 1375 | 1126 | 647 | 307 | 86 | 29 | 52 | 242 | 582 | 1045 | 1554 | 8785 |
| CDD base 65 |
0 | 0 | 0 | 1 | 36 | 89 | 167 | 120 | 19 | 0 | 0 | 0 | 432 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 23.5 | 1990 | -1.6 | 1982 | 52 | 01-25-1981 | -43 | 01-18-1967 |
| FEB | 30.3 | 1998 | 7.1 | 1967 | 55 | 02-18-1981 | -37 | 02-12-1967 |
| MAR | 38.6 | 1973 | 18.6 | 1960 | 80 | 03-31-1986 | -38 | 03-01-1962 |
| APR | 51.8 | 1987 | 37.7 | 1975 | 90 | 04-22-1980 | 2 | 04-04-1995 |
| MAY | 65.0 | 1977 | 49.6 | 1954 | 90 | 05-02-1959 | 15 | 05-03-1967 |
| JUN | 71.1 | 1988 | 57.4 | 1969 | 98 | 06-30-1963 | 28 | 06-10-1972 |
| JUL | 75.0 | 1988 | 63.4 | 1992 | 100 | 07-15-1988 | 36 | 07-01-1969 |
| AUG | 72.9 | 1988 | 62.8 | 1977 | 100 | 08-16-1988 | 34 | 08-30-1974 |
| SEP | 63.5 | 1998 | 51.7 | 1993 | 95 | 09-07-1976 | 22 | 09-28-1981 |
| OCT | 56.0 | 1963 | 41.4 | 1976 | 87 | 10-01-1976 | 9 | 10-27-1976 |
| NOV | 42.6 | 2001 | 21.9 | 1995 | 71 | 11-05-1975 | -22 | 11-30-1976 |
| DEC | 26.7 | 1959 | 4.6 | 1983 | 60 | 12-06-2001 | -40 | 12-19-1983 |
| Annual | 48.7 | 1987 | 37.2 | 1995 | 100 | 07-15-1988 | -43 | 01-18-1967 |
| Winter | 23.6 | 1998 | 6.4 | 1979 | 60 | 12-06-1901 | -43 | 01-18-1967 |
| Spring | 50.6 | 1977 | 36.5 | 1996 | 90 | 04-22-1980 | -38 | 03-01-1962 |
| Summer | 73.0 | 1988 | 63.0 | 1992 | 100 | 07-15-1988 | 28 | 06-10-1972 |
| Fall | 51.1 | 1963 | 40.6 | 1976 | 95 | 09-07-1976 | -22 | 11-30-1976 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 25.6 | 30.8 | 16.0 |
| FEB | 0.0 | 17.4 | 27.5 | 9.7 |
| MAR | 0.0 | 8.1 | 27.0 | 3.6 |
| APR | 0.0 | 0.6 | 15.9 | 0.0 |
| MAY | 0.0 | 0.0 | 3.5 | 0.0 |
| JUN | 1.1 | 0.0 | 0.1 | 0.0 |
| JUL | 2.9 | 0.0 | 0.0 | 0.0 |
| AUG | 1.3 | 0.0 | 0.0 | 0.0 |
| SEP | 0.2 | 0.0 | 2.0 | 0.0 |
| OCT | 0.0 | 0.1 | 12.0 | 0.0 |
| NOV | 0.0 | 9.4 | 25.9 | 1.4 |
| DEC | 0.0 | 23.2 | 30.8 | 10.1 |
| Annual | 5.6 | 85.4 | 176.5 | 41.5 |
| Winter | 0.0 | 66.2 | 89.1 | 35.9 |
| Spring | 0.0 | 8.8 | 46.3 | 3.6 |
| Summer | 5.4 | 0.0 | 0.1 | 0.0 |
| Fall | 0.2 | 9.6 | 39.8 | 1.4 |