BOCA, CALIFORNIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 41.4 44.4 49.4 56.5 65.1 74.8 83.1 82.9 76.1 65.7 51.1 42.6 61.1
Highest Mean Max. Temperature (F) 48.7 55.3 56.8 65.3 74.3 81.3 88.2 89.6 82.5 75.8 62.1 51.8 89.6
Year Highest Occurred 1986 1991 1972 1987 1992 1977 1996 1981 1974 1988 1995 1976 1981
Lowest Mean Max. Temperature (F) 34.7 37.3 42.0 45.1 55.3 68.1 77.2 75.6 66.2 56.8 40.0 36.4 34.7
Year Lowest Occurred 1993 1993 1991 1975 1977 1995 1983 1976 1986 1984 1994 1992 1993
Mean Temperature (F) 26.3 29.3 34.6 40.0 47.3 54.4 60.3 59.5 53.6 45.4 35.4 28.0 42.8
Highest Mean Temperature (F) 34.8 35.8 40.4 45.6 52.9 59.9 64.9 63.9 58.1 50.0 41.2 36.1 64.9
Year Highest Occurred 1981 1991 1978 1987 1973 1977 1996 1971 1975 1987 1995 1981 1996
Lowest Mean Temperature (F) 17.7 19.0 28.1 30.4 41.3 50.9 54.2 54.5 48.8 41.1 27.1 18.3 17.7
Year Lowest Occurred 1993 1990 1977 1975 1977 1991 1983 1976 1986 1984 1994 1990 1993
Mean Min. Temperature (F) 11.2 14.1 19.7 23.5 29.5 33.9 37.4 36.0 31.0 25.0 19.7 13.3 24.5
Highest Mean Min. Temperature (F) 21.2 23.0 25.9 27.4 34.9 38.6 42.8 41.1 36.1 32.5 26.8 25.1 42.8
Year Highest Occurred 1981 2000 1978 1990 1973 1977 1971 1971 1975 1983 1981 1981 1971
Lowest Mean Min. Temperature (F) -2.0 -1.2 11.0 15.6 26.3 28.6 31.2 31.1 26.1 19.4 11.9 -0.5 -2.0
Year Lowest Occurred 1989 1990 1977 1975 1988 1976 1983 1994 1994 1990 1990 1990 1989
Mean Precipitation (in.) 3.76 3.70 3.00 1.08 1.12 0.57 0.57 0.50 0.85 1.38 2.72 3.04 22.29
Highest Precipitation (in.) 10.01 16.31 8.54 2.97 2.98 1.71 2.26 1.86 4.17 6.27 10.68 14.92 16.31
Year Highest Occurred 1997 1986 1995 1982 1996 1982 1985 1976 1982 1982 1983 1996 1986
Lowest Precipitation (in.) 0.01 0.15 0.10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.00 0.00
Year Lowest Occurred 1991 1988 1988 1987 1985 1994 2000 1997 1995 1995 1992 1989 1987
Heating Degree Days (F) 1199. 1001. 944. 751. 548. 324. 168. 183. 344. 608. 888. 1149. 8107.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 4. 20. 10. 1. 0. 0. 0. 35.

Western Regional Climate Center, wrcc@dri.edu