OWATONNA, MINNESOTA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 23.0 29.3 41.8 59.2 72.4 81.8 85.4 82.8 74.2 62.1 43.6 27.4 56.9
Highest Mean Max. Temperature (F) 37.1 44.6 55.1 70.2 81.3 90.0 90.1 90.9 81.6 72.5 49.8 36.4 62.6
Year Highest Occurred 1990 1987 1968 1987 1977 1988 1983 1983 1978 1963 1990 1965 1987
Lowest Mean Max. Temperature (F) 10.1 20.0 28.8 48.5 66.9 73.5 78.4 78.9 64.9 56.9 34.7 13.6 54.0
Year Lowest Occurred 1979 1979 1965 1975 1967 1969 1962 1977 1965 1969 1985 1983 1972
Mean Temperature (F) 13.0 18.9 31.6 47.1 59.6 69.1 73.3 70.7 61.9 50.3 34.3 18.5 45.7
Highest Mean Temperature (F) 27.7 32.9 41.0 55.1 68.3 75.0 78.3 77.2 68.1 59.3 39.4 28.9 50.5
Year Highest Occurred 1990 1987 1968 1977 1977 1988 1983 1983 1978 1963 1990 1965 1987
Lowest Mean Temperature (F) 1.0 9.2 19.5 39.5 54.3 61.8 68.6 67.3 55.5 45.4 25.7 4.5 43.2
Year Lowest Occurred 1977 1978 1965 1975 1967 1969 1962 1985 1965 1988 1985 1983 1972
Mean Min. Temperature (F) 3.0 8.4 21.4 34.9 46.7 56.3 61.1 58.5 49.5 38.4 24.9 9.6 34.4
Highest Mean Min. Temperature (F) 18.3 21.1 32.6 42.2 55.3 61.8 66.4 63.4 54.6 46.0 29.1 21.3 38.3
Year Highest Occurred 1990 1987 1973 1977 1977 1971 1983 1983 1978 1963 1987 1965 1987
Lowest Mean Min. Temperature (F) -9.5 -2.7 10.2 29.4 40.0 50.1 57.2 54.5 43.4 32.1 16.5 -4.6 32.0
Year Lowest Occurred 1977 1978 1965 1961 1966 1969 1971 1967 1974 1988 1976 1983 1978
Mean Precipitation (in.) 0.79 0.69 1.78 2.68 3.77 4.00 4.22 3.72 3.47 2.24 1.43 1.00 29.79
Highest Precipitation (in.) 2.75 2.30 4.17 4.55 6.92 10.83 8.21 9.05 8.25 5.07 4.74 3.10 38.35
Year Highest Occurred 1969 1981 1990 1986 1982 1967 1990 1981 1986 1970 1975 1982 1983
Lowest Precipitation (in.) 0.05 0.00 0.40 0.47 1.48 0.80 0.42 0.50 0.57 0.32 0.00 0.15 19.71
Year Lowest Occurred 1981 1987 1978 1987 1967 1961 1975 1970 1990 1978 1967 1962 1976
Heating Degree Days (F) 1612. 1291. 1035. 537. 225. 31. 7. 17. 133. 456. 921. 1442. 7707.
Cooling Degree Days (F) 0. 0. 0. 0. 58. 154. 264. 194. 40. 0. 0. 0. 710.

Western Regional Climate Center, wrcc@dri.edu