STANLEY WWTP, WISCONSIN

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 19.6 26.2 38.4 53.9 66.8 75.4 79.5 77.2 68.1 56.4 38.6 24.2 52.0
Highest Mean Max. Temperature (F) 30.5 37.1 47.9 62.7 75.8 81.8 85.6 82.0 75.6 63.3 49.0 33.3 85.6
Year Highest Occurred 1990 1998 2000 1977 1977 1988 1988 1983 1998 1973 1999 1998 1988
Lowest Mean Max. Temperature (F) 7.8 16.4 31.2 46.0 59.6 69.6 73.7 73.0 62.1 50.1 30.1 12.3 7.8
Year Lowest Occurred 1977 1989 1975 1975 1983 1982 1992 1997 1993 1987 1995 1983 1977
Mean Temperature (F) 9.6 15.4 28.3 42.6 54.7 63.8 68.2 66.1 56.6 45.4 30.1 15.5 41.4
Highest Mean Temperature (F) 21.0 29.3 38.0 49.4 62.4 68.9 72.1 70.6 61.9 51.9 37.8 24.5 72.1
Year Highest Occurred 1990 1998 1973 1977 1977 1991 1988 1988 1998 1971 1999 1997 1988
Lowest Mean Temperature (F) -2.8 4.8 20.5 36.3 48.9 58.0 62.8 62.2 51.1 39.7 22.4 1.9 -2.8
Year Lowest Occurred 1977 1989 1975 1975 1983 1982 1992 1977 1993 1988 1995 1983 1977
Mean Min. Temperature (F) -0.4 4.6 18.1 31.2 42.5 52.2 56.9 54.9 45.1 34.4 21.5 6.7 30.6
Highest Mean Min. Temperature (F) 11.4 21.4 28.2 36.1 49.5 58.8 61.7 60.8 49.9 42.7 27.6 18.0 61.7
Year Highest Occurred 1990 1998 1973 1977 1991 1991 1987 1995 1990 1971 1998 1987 1987
Lowest Mean Min. Temperature (F) -13.5 -6.8 9.7 26.6 36.0 46.4 51.8 50.2 39.0 28.2 11.4 -10.0 -13.5
Year Lowest Occurred 1977 1989 1975 1975 1971 1982 1992 1977 1974 1988 1976 1985 1977
Mean Precipitation (in.) 0.99 0.80 1.61 2.65 3.49 4.21 4.04 4.52 3.76 2.24 2.17 1.11 31.59
Highest Precipitation (in.) 2.41 2.12 3.82 4.86 7.61 12.25 8.76 9.38 13.00 5.35 8.15 2.72 13.00
Year Highest Occurred 1997 1971 1977 1975 1973 1980 1999 1980 1986 1979 1991 1972 1986
Lowest Precipitation (in.) 0.03 0.07 0.03 0.41 0.67 0.93 0.22 1.23 0.52 0.10 0.17 0.22 0.03
Year Lowest Occurred 1981 1987 1978 1997 1986 1995 1974 1976 1976 1976 1976 1986 1981
Heating Degree Days (F) 1719. 1388. 1139. 673. 344. 103. 37. 65. 262. 609. 1049. 1536. 8924.
Cooling Degree Days (F) 0. 0. 0. 0. 23. 66. 135. 97. 10. 0. 0. 0. 331.

Western Regional Climate Center, wrcc@dri.edu