CALLAHAN, CALIFORNIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 44.2 50.9 55.8 62.4 71.8 80.3 87.8 86.7 79.6 67.8 51.3 43.6 65.2
Highest Mean Max. Temperature (F) 52.2 56.9 61.7 71.0 80.9 89.4 94.8 96.4 88.1 77.0 56.0 48.3 68.4
Year Highest Occurred 1986 1988 1988 1987 1966 1961 1967 1967 1967 1965 1967 1981 1966
Lowest Mean Max. Temperature (F) 36.9 44.0 50.3 50.3 61.0 72.5 80.2 76.9 70.2 60.9 44.2 37.0 61.8
Year Lowest Occurred 1977 1969 1975 1967 1977 1980 1983 1976 1986 1984 1985 1967 1982
Mean Temperature (F) 34.6 39.5 42.8 47.6 54.9 62.4 68.3 67.4 60.8 51.8 40.8 34.7 50.5
Highest Mean Temperature (F) 42.6 45.5 47.8 54.0 59.4 68.3 73.1 73.7 66.3 57.6 43.6 40.7 52.2
Year Highest Occurred 1986 1963 1972 1990 1966 1961 1967 1967 1967 1988 1967 1981 1986
Lowest Mean Temperature (F) 27.2 34.2 39.5 38.9 48.2 57.7 62.9 63.2 55.3 47.8 34.6 26.6 48.5
Year Lowest Occurred 1977 1990 1977 1967 1977 1980 1983 1976 1986 1984 1985 1967 1982
Mean Min. Temperature (F) 24.8 28.0 29.8 32.7 38.0 44.6 48.9 48.1 42.0 35.7 30.3 25.8 35.7
Highest Mean Min. Temperature (F) 32.9 34.0 34.9 37.9 42.0 49.8 52.9 52.7 47.0 41.7 34.7 33.1 38.5
Year Highest Occurred 1986 1963 1978 1990 1986 1977 1985 1977 1976 1979 1973 1981 1986
Lowest Mean Min. Temperature (F) 17.5 21.9 26.1 27.3 35.0 40.8 43.7 43.6 35.7 31.5 24.9 16.1 33.5
Year Lowest Occurred 1977 1989 1964 1964 1965 1976 1966 1969 1964 1969 1985 1967 1964
Mean Precipitation (in.) 3.37 2.44 2.30 1.38 0.86 0.78 0.29 0.42 0.65 1.58 3.29 3.84 21.20
Highest Precipitation (in.) 8.27 9.34 6.50 4.31 3.10 2.02 1.23 2.36 2.47 7.02 7.77 14.63 36.51
Year Highest Occurred 1970 1986 1971 1963 1990 1988 1985 1976 1978 1962 1981 1964 1983
Lowest Precipitation (in.) 0.31 0.06 0.07 0.06 0.08 0.00 0.00 0.00 0.00 0.00 0.26 0.26 12.93
Year Lowest Occurred 1985 1988 1965 1964 1976 1973 1989 1986 1987 1978 1976 1989 1976
Heating Degree Days (F) 942. 714. 688. 522. 317. 127. 34. 39. 161. 409. 726. 939. 5618.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 49. 136. 114. 35. 0. 0. 0. 334.

Western Regional Climate Center, wrcc@dri.edu