SAINT JOHN, WASHINGTON

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 36.2 43.8 51.3 59.6 68.4 76.7 84.9 84.5 75.3 62.8 45.9 36.9 60.5
Highest Mean Max. Temperature (F) 44.0 49.3 56.3 67.5 72.6 84.2 93.3 91.4 84.7 70.7 51.5 43.9 63.6
Year Highest Occurred 1983 1963 1981 1977 1973 1961 1985 1961 1990 1988 1981 1979 1987
Lowest Mean Max. Temperature (F) 23.0 33.1 45.3 53.3 61.5 70.8 78.5 77.6 67.3 57.8 31.2 26.0 57.2
Year Lowest Occurred 1979 1989 1971 1970 1984 1981 1983 1964 1985 1971 1985 1985 1985
Mean Temperature (F) 29.4 35.6 40.7 46.7 53.8 61.0 66.7 66.5 58.4 47.9 37.7 30.3 47.9
Highest Mean Temperature (F) 36.0 39.9 46.8 53.1 58.0 66.4 71.6 72.2 64.8 54.8 42.2 37.0 50.5
Year Highest Occurred 1983 1968 1986 1987 1987 1961 1985 1961 1963 1988 1965 1979 1987
Lowest Mean Temperature (F) 13.3 25.0 36.5 41.3 49.4 54.6 61.9 60.0 53.4 42.8 21.8 19.0 43.2
Year Lowest Occurred 1979 1989 1965 1982 1984 1981 1981 1980 1985 1985 1985 1985 1985
Mean Min. Temperature (F) 22.5 27.3 30.0 33.6 39.1 45.3 48.6 48.6 41.5 33.0 29.5 23.6 35.2
Highest Mean Min. Temperature (F) 30.0 32.9 37.6 39.3 43.6 50.7 55.2 52.9 45.8 38.9 35.3 31.3 38.2
Year Highest Occurred 1967 1961 1986 1988 1972 1969 1970 1961 1967 1988 1990 1973 1986
Lowest Mean Min. Temperature (F) 3.5 16.9 23.8 25.8 32.2 38.3 41.2 39.6 36.7 26.0 12.3 12.0 29.1
Year Lowest Occurred 1979 1989 1965 1982 1982 1981 1981 1980 1981 1978 1985 1985 1985
Mean Precipitation (in.) 1.95 1.47 1.67 1.34 1.44 1.12 0.66 0.75 0.85 1.06 2.09 2.33 16.73
Highest Precipitation (in.) 6.36 3.74 3.92 3.13 3.24 2.54 2.90 2.21 2.67 2.62 4.50 4.78 24.01
Year Highest Occurred 1969 1961 1989 1969 1980 1983 1978 1989 1985 1968 1984 1973 1983
Lowest Precipitation (in.) 0.32 0.39 0.13 0.03 0.39 0.04 0.00 0.00 0.00 0.00 0.37 0.54 10.84
Year Lowest Occurred 1977 1966 1965 1977 1964 1986 1967 1970 1990 1987 1976 1985 1986
Heating Degree Days (F) 1104. 823. 753. 549. 347. 163. 52. 76. 233. 530. 819. 1076. 6525.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 43. 104. 122. 35. 0. 0. 0. 304.

Western Regional Climate Center, wrcc@dri.edu