Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
Mean Max. Temperature (F) | 18.9 | 25.4 | 35.5 | 49.7 | 64.3 | 72.1 | 76.4 | 74.4 | 65.2 | 52.9 | 36.4 | 23.6 | 49.6 |
Highest Mean Max. Temperature (F) | 29.5 | 37.3 | 44.5 | 60.3 | 75.1 | 79.1 | 82.5 | 79.4 | 74.9 | 59.1 | 46.7 | 32.1 | 82.5 |
Year Highest Occurred | 1990 | 1998 | 1987 | 1987 | 1977 | 1988 | 1988 | 1983 | 1998 | 1973 | 1999 | 1998 | 1988 |
Lowest Mean Max. Temperature (F) | 9.3 | 16.8 | 27.9 | 43.3 | 55.9 | 66.7 | 70.5 | 70.0 | 59.6 | 46.3 | 27.9 | 14.1 | 9.3 |
Year Lowest Occurred | 1977 | 1979 | 1996 | 1995 | 1997 | 1982 | 1992 | 1977 | 1993 | 1972 | 1995 | 1989 | 1977 |
Mean Temperature (F) | 8.1 | 13.5 | 24.4 | 38.6 | 52.1 | 60.9 | 65.5 | 63.2 | 54.4 | 43.2 | 28.7 | 14.6 | 38.9 |
Highest Mean Temperature (F) | 18.8 | 28.7 | 34.3 | 45.3 | 60.6 | 67.0 | 69.4 | 68.3 | 61.3 | 51.5 | 37.1 | 23.6 | 69.4 |
Year Highest Occurred | 1990 | 1998 | 1973 | 1998 | 1977 | 1995 | 1999 | 1995 | 1998 | 1971 | 1999 | 1997 | 1999 |
Lowest Mean Temperature (F) | -3.3 | 4.0 | 16.5 | 31.8 | 45.1 | 54.0 | 60.7 | 58.2 | 48.5 | 37.1 | 20.1 | 2.6 | -3.3 |
Year Lowest Occurred | 1977 | 1979 | 1996 | 1982 | 1983 | 1982 | 1992 | 1986 | 1974 | 1976 | 1976 | 1985 | 1977 |
Mean Min. Temperature (F) | -2.7 | 1.6 | 13.3 | 27.4 | 39.8 | 49.7 | 54.5 | 51.9 | 43.5 | 33.4 | 20.9 | 5.6 | 28.2 |
Highest Mean Min. Temperature (F) | 10.5 | 20.0 | 25.9 | 32.6 | 47.2 | 55.8 | 59.5 | 59.4 | 49.3 | 44.4 | 27.4 | 16.1 | 59.5 |
Year Highest Occurred | 1998 | 1998 | 1973 | 1998 | 1991 | 1995 | 1999 | 1995 | 1994 | 1971 | 1999 | 1997 | 1999 |
Lowest Mean Min. Temperature (F) | -15.8 | -9.3 | 5.0 | 19.5 | 33.6 | 41.3 | 48.1 | 45.7 | 36.0 | 25.0 | 10.9 | -9.6 | -15.8 |
Year Lowest Occurred | 1977 | 1989 | 1996 | 1982 | 1984 | 1982 | 1984 | 1985 | 1976 | 1976 | 1976 | 1985 | 1977 |
Mean Precipitation (in.) | 1.09 | 0.80 | 1.56 | 2.21 | 3.16 | 3.93 | 3.90 | 4.31 | 4.09 | 2.51 | 2.02 | 1.11 | 30.69 |
Highest Precipitation (in.) | 2.93 | 2.76 | 3.56 | 4.72 | 7.32 | 11.05 | 7.35 | 10.59 | 10.67 | 5.45 | 6.25 | 2.73 | 11.05 |
Year Highest Occurred | 1997 | 1971 | 1977 | 1977 | 1973 | 1981 | 1999 | 1995 | 1994 | 1995 | 1991 | 1984 | 1981 |
Lowest Precipitation (in.) | 0.17 | 0.02 | 0.22 | 0.56 | 0.56 | 1.53 | 1.02 | 1.26 | 0.51 | 0.36 | 0.15 | 0.30 | 0.02 |
Year Lowest Occurred | 1981 | 1987 | 1978 | 1997 | 1986 | 1976 | 1998 | 1981 | 1976 | 1976 | 1981 | 1994 | 1987 |
Heating Degree Days (F) | 1765. | 1441. | 1258. | 793. | 419. | 162. | 64. | 121. | 328. | 677. | 1090. | 1563. | 9681. |
Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 17. | 39. | 78. | 63. | 8. | 0. | 0. | 0. | 205. |