NEZPERCE, IDAHO

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 34.5 40.8 46.8 54.9 63.2 71.5 80.6 81.0 70.6 58.1 43.0 35.0 56.7
Highest Mean Max. Temperature (F) 41.6 47.6 52.6 63.6 70.1 79.6 88.3 91.2 80.8 66.8 47.5 42.1 59.2
Year Highest Occurred 1983 1963 1986 1987 1966 1961 1985 1967 1967 1988 1981 1980 1967
Lowest Mean Max. Temperature (F) 23.7 28.8 42.6 47.4 57.6 65.9 75.4 74.6 62.0 51.9 30.3 25.9 54.3
Year Lowest Occurred 1979 1989 1976 1975 1978 1981 1983 1989 1985 1969 1985 1983 1985
Mean Temperature (F) 27.7 33.0 37.6 43.9 51.1 58.3 64.5 64.8 56.2 46.5 35.6 28.5 45.6
Highest Mean Temperature (F) 35.3 38.7 43.3 50.9 54.7 63.7 70.0 70.6 63.4 53.5 39.6 35.7 47.5
Year Highest Occurred 1983 1963 1986 1987 1987 1961 1985 1967 1967 1988 1981 1980 1967
Lowest Mean Temperature (F) 14.9 21.5 34.0 38.7 47.7 54.5 60.7 59.3 50.9 42.1 23.3 19.1 43.0
Year Lowest Occurred 1979 1989 1976 1975 1974 1976 1986 1980 1971 1984 1985 1983 1985
Mean Min. Temperature (F) 20.9 25.2 28.4 33.0 38.8 45.2 48.4 48.6 41.7 34.9 28.3 21.9 34.6
Highest Mean Min. Temperature (F) 29.0 31.4 34.0 38.1 43.0 49.2 53.8 53.1 47.5 40.2 32.1 29.3 35.9
Year Highest Occurred 1983 1961 1986 1987 1987 1970 1975 1983 1963 1988 1989 1980 1987
Lowest Mean Min. Temperature (F) 6.1 14.1 22.9 29.7 36.9 41.6 44.2 43.6 37.1 31.2 16.3 11.7 31.6
Year Lowest Occurred 1979 1989 1965 1967 1968 1962 1962 1980 1971 1971 1985 1985 1985
Mean Precipitation (in.) 1.73 1.32 1.93 2.19 2.80 2.13 1.10 1.33 1.49 1.68 1.89 1.72 21.31
Highest Precipitation (in.) 4.34 2.86 3.82 4.23 5.86 4.48 3.81 4.24 3.04 3.90 3.47 4.77 27.60
Year Highest Occurred 1970 1972 1984 1965 1990 1964 1982 1968 1985 1975 1973 1964 1968
Lowest Precipitation (in.) 0.45 0.39 0.70 0.72 1.02 0.84 0.02 0.00 0.04 0.00 0.56 0.40 13.56
Year Lowest Occurred 1977 1964 1965 1977 1966 1986 1985 1967 1990 1987 1976 1985 1987
Heating Degree Days (F) 1156. 896. 849. 633. 431. 215. 80. 103. 288. 574. 882. 1132. 7239.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 14. 64. 97. 24. 0. 0. 0. 199.

Western Regional Climate Center, wrcc@dri.edu