MATHER 3 NW, WISCONSIN

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 22.4 28.5 40.3 55.7 68.8 77.4 82.2 79.5 70.2 58.9 42.4 27.3 54.5
Highest Mean Max. Temperature (F) 35.9 38.9 50.1 63.6 80.7 85.7 87.6 85.7 75.0 72.7 49.3 35.0 58.3
Year Highest Occurred 1990 1987 1968 1977 1977 1988 1964 1969 1978 1963 1963 1979 1987
Lowest Mean Max. Temperature (F) 11.9 20.6 32.8 48.4 60.9 67.7 75.9 75.6 64.6 52.0 34.5 16.7 51.8
Year Lowest Occurred 1977 1979 1965 1975 1983 1969 1962 1979 1965 1980 1985 1983 1972
Mean Temperature (F) 12.1 17.1 29.9 44.3 55.9 64.8 69.7 66.9 58.0 47.2 33.2 18.2 43.1
Highest Mean Temperature (F) 25.7 28.0 39.5 51.3 66.0 69.7 73.5 71.3 62.3 59.1 39.1 26.9 46.8
Year Highest Occurred 1990 1984 1973 1977 1977 1971 1964 1969 1978 1963 1963 1965 1987
Lowest Mean Temperature (F) 0.9 8.1 22.9 37.8 49.7 58.0 65.4 63.4 54.3 41.2 25.2 7.1 40.8
Year Lowest Occurred 1977 1979 1965 1961 1983 1982 1962 1986 1975 1987 1976 1985 1979
Mean Min. Temperature (F) 1.8 5.8 19.5 32.8 43.0 52.2 57.1 54.3 45.7 35.5 24.0 9.0 31.7
Highest Mean Min. Temperature (F) 15.4 18.8 30.3 38.9 51.2 58.2 60.9 57.9 49.9 45.4 28.9 19.9 35.2
Year Highest Occurred 1990 1984 1973 1977 1977 1971 1987 1973 1977 1963 1963 1965 1987
Lowest Mean Min. Temperature (F) -10.2 -4.4 12.3 26.9 37.3 43.6 53.6 50.3 40.4 28.7 13.8 -3.8 29.4
Year Lowest Occurred 1977 1979 1975 1961 1961 1982 1985 1986 1974 1988 1976 1985 1979
Mean Precipitation (in.) 1.09 0.92 2.29 2.90 3.55 3.92 4.07 4.21 4.32 2.40 2.14 1.57 33.38
Highest Precipitation (in.) 3.04 2.54 4.35 5.92 7.74 9.22 7.64 13.79 10.99 4.61 4.56 3.69 44.09
Year Highest Occurred 1967 1971 1966 1973 1973 1969 1978 1980 1986 1979 1985 1968 1965
Lowest Precipitation (in.) 0.00 0.02 0.21 1.12 1.00 0.75 1.57 0.14 0.36 0.35 0.10 0.27 23.04
Year Lowest Occurred 1981 1987 1978 1979 1986 1983 1967 1969 1979 1964 1976 1980 1964
Heating Degree Days (F) 1640. 1341. 1088. 621. 310. 85. 19. 40. 215. 552. 954. 1451. 8316.
Cooling Degree Days (F) 0. 0. 0. 0. 28. 79. 165. 99. 0. 0. 0. 0. 371.

Western Regional Climate Center, wrcc@dri.edu