COPCO NO 1 DAM, CALIFORNIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F)
Highest Mean Max. Temperature (F)
Year Highest Occurred
Lowest Mean Max. Temperature (F)
Year Lowest Occurred
Mean Temperature (F)
Highest Mean Temperature (F)
Year Highest Occurred
Lowest Mean Temperature (F)
Year Lowest Occurred
Mean Min. Temperature (F)
Highest Mean Min. Temperature (F)
Year Highest Occurred
Lowest Mean Min. Temperature (F)
Year Lowest Occurred
Mean Precipitation (in.) 2.78 2.06 2.09 1.34 1.18 0.84 0.26 0.63 0.75 1.47 3.15 3.29 19.84
Highest Precipitation (in.) 6.47 6.07 4.90 3.53 3.56 2.02 1.47 3.57 2.77 6.15 7.70 10.71 30.09
Year Highest Occurred 1969 1986 1975 1963 1990 1988 1987 1976 1977 1962 1970 1964 1983
Lowest Precipitation (in.) 0.08 0.12 0.05 0.15 0.08 0.00 0.00 0.00 0.00 0.00 0.85 0.27 13.31
Year Lowest Occurred 1985 1988 1965 1987 1974 1974 1989 1981 1974 1988 1989 1976 1976
Heating Degree Days (F)
Cooling Degree Days (F)

Western Regional Climate Center, wrcc@dri.edu