MTN PASS, CALIFORNIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 49.8 53.5 58.4 66.0 75.6 86.7 92.5 90.0 84.0 72.5 59.6 50.3 69.9
Highest Mean Max. Temperature (F) 58.8 61.5 67.5 80.4 83.5 96.1 101.1 99.1 89.8 82.8 69.5 58.4 73.5
Year Highest Occurred 1986 1963 1972 1989 1984 1968 1967 1967 1979 1967 1967 1980 1967
Lowest Mean Max. Temperature (F) 40.8 45.6 46.1 51.7 65.7 80.9 88.6 85.2 78.5 64.5 44.9 40.7 66.3
Year Lowest Occurred 1973 1973 1973 1975 1977 1963 1982 1968 1985 1971 1972 1972 1973
Mean Temperature (F) 39.0 42.5 46.5 53.3 62.1 72.7 79.2 77.0 70.0 59.0 47.7 39.5 57.4
Highest Mean Temperature (F) 46.1 49.7 55.3 64.5 69.9 77.1 88.8 89.4 75.7 67.5 55.5 47.0 61.6
Year Highest Occurred 1986 1963 1972 1989 1984 1981 1967 1967 1967 1967 1967 1980 1967
Lowest Mean Temperature (F) 30.3 35.8 35.6 40.1 54.0 67.2 75.4 70.6 64.0 49.4 36.0 30.8 53.6
Year Lowest Occurred 1973 1973 1973 1975 1977 1963 1987 1976 1985 1971 1972 1972 1975
Mean Min. Temperature (F) 28.2 31.3 34.5 40.7 48.6 58.7 66.0 63.9 56.0 45.5 35.8 28.6 44.8
Highest Mean Min. Temperature (F) 34.0 37.8 43.0 50.1 58.4 64.0 77.2 79.6 62.5 52.8 41.5 35.6 49.6
Year Highest Occurred 1980 1963 1972 1962 1966 1969 1969 1967 1967 1964 1967 1980 1967
Lowest Mean Min. Temperature (F) 19.8 24.0 25.1 28.5 41.4 53.2 55.5 54.8 49.4 34.3 27.1 20.9 40.7
Year Lowest Occurred 1973 1975 1973 1975 1965 1965 1968 1976 1985 1971 1972 1972 1975
Mean Precipitation (in.) 0.89 0.85 0.86 0.45 0.28 0.25 0.92 1.42 0.52 0.43 0.82 0.73 8.42
Highest Precipitation (in.) 2.80 3.01 3.35 2.81 1.36 2.98 5.90 7.15 3.43 3.48 2.47 2.35 16.44
Year Highest Occurred 1969 1973 1973 1965 1987 1990 1984 1983 1976 1974 1965 1966 1983
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 3.56
Year Lowest Occurred 1984 1984 1990 1989 1988 1989 1988 1985 1989 1990 1989 1980 1961
Heating Degree Days (F) 806. 630. 581. 383. 178. 10. 0. 8. 29. 249. 519. 791. 4184.
Cooling Degree Days (F) 0. 0. 7. 32. 88. 241. 440. 380. 179. 63. 0. 0. 1430.

Western Regional Climate Center, wrcc@dri.edu