BOCA, CALIFORNIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 41.5 45.4 49.0 56.2 65.5 74.8 83.2 82.5 75.5 65.8 51.1 42.6 61.1
Highest Mean Max. Temperature (F) 50.5 53.7 57.0 66.7 72.2 80.7 88.1 88.4 81.5 76.4 60.8 51.8 64.1
Year Highest Occurred 1961 1963 1972 1987 1966 1985 1988 1981 1987 1988 1976 1976 1988
Lowest Mean Max. Temperature (F) 36.3 39.3 42.7 41.2 54.7 66.9 78.3 74.4 67.0 57.4 43.8 32.6 57.9
Year Lowest Occurred 1982 1969 1962 1967 1977 1963 1983 1976 1986 1984 1964 1967 1982
Mean Temperature (F) 25.6 29.0 33.7 39.8 47.6 54.8 60.5 59.4 53.2 45.4 35.8 27.8 42.7
Highest Mean Temperature (F) 35.0 39.6 40.6 46.3 52.6 59.5 64.6 64.1 57.6 50.3 39.9 36.2 45.6
Year Highest Occurred 1981 1963 1978 1987 1973 1977 1984 1967 1975 1987 1976 1981 1981
Lowest Mean Temperature (F) 18.5 19.6 26.2 30.2 41.0 50.8 54.8 53.9 49.2 40.6 30.4 17.1 40.8
Year Lowest Occurred 1989 1990 1969 1967 1977 1976 1983 1976 1986 1969 1985 1967 1982
Mean Min. Temperature (F) 9.6 12.6 18.4 23.4 29.5 34.8 37.6 36.4 31.0 24.9 20.5 13.0 24.3
Highest Mean Min. Temperature (F) 21.2 25.4 25.9 28.8 34.9 38.9 42.8 41.8 37.2 32.5 26.8 25.1 27.3
Year Highest Occurred 1981 1963 1978 1965 1973 1969 1971 1967 1967 1983 1981 1981 1981
Lowest Mean Min. Temperature (F) -2.0 -1.2 6.9 15.6 26.3 28.6 31.2 32.0 24.0 16.6 11.9 -0.5 20.7
Year Lowest Occurred 1989 1990 1969 1975 1988 1976 1983 1977 1964 1966 1990 1990 1990
Mean Precipitation (in.) 3.82 3.22 2.77 1.33 0.96 0.78 0.57 0.66 0.90 1.39 3.12 3.23 22.75
Highest Precipitation (in.) 13.02 16.31 6.92 6.12 2.77 4.07 2.26 3.18 4.17 6.27 10.68 11.08 43.60
Year Highest Occurred 1969 1986 1983 1963 1963 1969 1985 1961 1982 1982 1983 1964 1983
Lowest Precipitation (in.) 0.30 0.07 0.10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.25 0.00 10.14
Year Lowest Occurred 1984 1964 1988 1987 1985 1981 1989 1987 1988 1986 1986 1989 1976
Heating Degree Days (F) 1221. 1008. 970. 756. 539. 310. 159. 186. 354. 608. 876. 1153. 8140.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 0. 20. 12. 0. 0. 0. 0. 32.

Western Regional Climate Center, wrcc@dri.edu