1971-2000 NCDC Normals
| Element | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN |
| Max °F | 22.6 | 29.6 | 40.4 | 54.9 | 69.8 | 76.5 | 80.0 | 77.1 | 67.5 | 55.5 | 38.6 | 26.3 | 53.2 |
| Min °F | -1.4 | 2.1 | 13.5 | 26.9 | 39.2 | 48.8 | 53.4 | 51.6 | 43.3 | 33.2 | 20.9 | 5.9 | 28.1 |
| Mean °F | 10.6 | 15.9 | 27.0 | 40.9 | 54.5 | 62.7 | 66.7 | 64.4 | 55.4 | 44.4 | 29.8 | 16.1 | 40.7 |
| HDD base 65 |
1688 | 1376 | 1180 | 723 | 356 | 126 | 75 | 104 | 295 | 640 | 1058 | 1516 | 9137 |
| CDD base 65 |
0 | 0 | 0 | 0 | 30 | 56 | 128 | 83 | 6 | 0 | 0 | 0 | 303 |
| Month | High Mean°F |
Year | Low Mean°F |
Year | 1-Day Max°F |
Date | 1-Day Min°F |
Date |
| JAN | 22.2 | 1990 | -2.1 | 1977 | 49 | 01-26-1973 | -46 | 01-31-1996 |
| FEB | 29.1 | 1998 | 4.0 | 1979 | 58 | 02-18-1994 | -47 | 02-04-1996 |
| MAR | 35.7 | 2000 | 16.4 | 1960 | 75 | 03-08-2000 | -40 | 03-01-1962 |
| APR | 48.2 | 1955 | 32.3 | 1975 | 88 | 04-23-1980 | -7 | 04-07-1982 |
| MAY | 60.4 | 1977 | 46.3 | 1997 | 92 | 05-02-1959 | 15 | 05-02-1990 |
| JUN | 67.3 | 1991 | 54.8 | 1969 | 97 | 06-30-1963 | 25 | 06-05-1998 |
| JUL | 71.8 | 1955 | 60.4 | 1996 | 98 | 07-26-1955 | 28 | 07-31-1990 |
| AUG | 68.8 | 1955 | 57.0 | 1950 | 97 | 08-02-1988 | 29 | 08-30-1998 |
| SEP | 59.2 | 1998 | 48.4 | 1974 | 93 | 09-11-1998 | 19 | 09-30-1993 |
| OCT | 55.2 | 1963 | 38.0 | 1976 | 86 | 10-02-1992 | 4 | 10-30-1988 |
| NOV | 39.6 | 2001 | 19.4 | 1995 | 72 | 11-01-1950 | -17 | 11-29-1976 |
| DEC | 25.2 | 1959 | 3.9 | 1983 | 58 | 12-03-1998 | -35 | 12-19-1983 |
| Annual | 49.4 | 1987 | 35.8 | 1980 | 98 | 07-26-1955 | -47 | 02-04-1996 |
| Winter | 23.3 | 1998 | 4.7 | 1979 | 58 | 12-03-1998 | -47 | 02-04-1996 |
| Spring | 48.8 | 1987 | 34.1 | 1996 | 92 | 05-02-1959 | -40 | 03-01-1962 |
| Summer | 67.6 | 1955 | 60.6 | 1992 | 98 | 07-26-1955 | 25 | 06-05-1998 |
| Fall | 49.6 | 1963 | 36.9 | 1976 | 93 | 09-11-1998 | -17 | 11-29-1976 |
| Month | # Days Max ≥ 90°F |
# Days Max ≤ 32°F |
# Days Min ≤ 32°F |
# Days Min ≤ 0°F |
| JAN | 0.0 | 26.3 | 31.0 | 16.1 |
| FEB | 0.0 | 18.1 | 28.0 | 12.7 |
| MAR | 0.0 | 9.4 | 29.1 | 6.7 |
| APR | 0.0 | 1.2 | 22.0 | 0.3 |
| MAY | 0.1 | 0.0 | 8.9 | 0.0 |
| JUN | 0.6 | 0.0 | 1.2 | 0.0 |
| JUL | 0.8 | 0.0 | 0.1 | 0.0 |
| AUG | 0.4 | 0.0 | 0.3 | 0.0 |
| SEP | 0.0 | 0.0 | 3.8 | 0.0 |
| OCT | 0.0 | 0.4 | 15.6 | 0.0 |
| NOV | 0.0 | 10.2 | 27.2 | 1.2 |
| DEC | 0.0 | 23.4 | 30.7 | 10.7 |
| Annual | 1.8 | 87.4 | 195.3 | 46.7 |
| Winter | 0.0 | 67.9 | 89.7 | 39.4 |
| Spring | 0.1 | 10.5 | 59.8 | 6.9 |
| Summer | 1.7 | 0.0 | 1.6 | 0.0 |
| Fall | 0.0 | 10.4 | 45.8 | 1.2 |