LEECH LAKE DAM, MINNESOTA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 18.3 26.3 38.9 54.9 68.3 76.4 81.2 78.9 68.6 57.0 37.8 22.3 52.4
Highest Mean Max. Temperature (F) 32.2 38.6 47.2 67.4 79.3 85.3 86.3 84.9 73.8 71.1 44.2 30.7 57.2
Year Highest Occurred 1990 1987 1968 1987 1977 1988 1988 1983 1976 1963 1963 1979 1987
Lowest Mean Max. Temperature (F) 8.7 17.1 28.5 45.7 59.8 68.9 76.3 73.2 59.0 49.8 28.5 11.5 49.5
Year Lowest Occurred 1982 1979 1965 1975 1979 1969 1962 1986 1965 1969 1985 1983 1979
Mean Temperature (F) 6.9 13.8 26.9 42.1 54.9 64.0 69.2 66.5 56.9 46.1 29.3 12.7 40.8
Highest Mean Temperature (F) 21.0 27.6 36.5 50.7 64.4 70.2 72.9 72.6 61.1 57.3 36.1 22.0 45.7
Year Highest Occurred 1990 1987 1973 1987 1977 1988 1975 1983 1978 1963 1981 1965 1987
Lowest Mean Temperature (F) -4.2 4.0 15.3 35.2 48.4 56.8 64.8 60.9 49.5 40.4 19.5 1.0 38.2
Year Lowest Occurred 1982 1989 1965 1975 1967 1969 1971 1977 1965 1969 1985 1983 1972
Mean Min. Temperature (F) -4.5 1.4 14.8 29.2 41.4 51.4 57.0 54.1 45.2 35.1 20.7 3.1 29.1
Highest Mean Min. Temperature (F) 9.8 16.6 26.4 33.9 49.5 55.0 61.7 60.2 50.8 43.5 28.1 14.1 34.1
Year Highest Occurred 1990 1987 1973 1987 1977 1988 1975 1983 1978 1963 1981 1965 1987
Lowest Mean Min. Temperature (F) -17.1 -11.9 2.0 24.7 34.6 44.6 52.8 48.3 39.8 28.1 10.4 -9.6 26.6
Year Lowest Occurred 1982 1967 1965 1975 1967 1969 1971 1977 1974 1976 1985 1983 1967
Mean Precipitation (in.) 0.74 0.43 1.09 1.96 2.76 3.83 3.60 3.40 2.79 2.34 1.08 0.83 24.85
Highest Precipitation (in.) 2.29 1.17 2.76 4.09 9.71 8.05 7.45 9.32 7.41 6.89 3.07 2.30 33.29
Year Highest Occurred 1975 1979 1966 1986 1962 1981 1982 1988 1961 1971 1977 1968 1981
Lowest Precipitation (in.) 0.04 0.00 0.14 0.22 0.55 0.62 0.56 0.56 0.48 0.18 0.11 0.17 15.56
Year Lowest Occurred 1963 1988 1961 1983 1980 1987 1967 1971 1966 1964 1976 1982 1976
Heating Degree Days (F) 1801. 1434. 1181. 687. 336. 99. 23. 64. 251. 586. 1071. 1621. 9154.
Cooling Degree Days (F) 0. 0. 0. 0. 23. 69. 153. 111. 8. 0. 0. 0. 364.

Western Regional Climate Center, wrcc@dri.edu