COPCO NO 1 DAM, CALIFORNIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
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.) 3.01 2.32 2.27 1.47 1.48 0.96 0.41 0.60 0.78 1.29 2.94 3.06 20.59
Highest Precipitation (in.) 6.83 6.07 4.90 4.38 3.56 3.20 1.67 3.57 2.77 3.40 7.55 8.52 8.52
Year Highest Occurred 1998 1986 1975 1995 1990 1997 1995 1976 1977 1979 1998 1995 1995
Lowest Precipitation (in.) 0.08 0.12 0.60 0.15 0.08 0.00 0.00 0.00 0.00 0.00 0.51 0.27 0.00
Year Lowest Occurred 1985 1988 1999 1987 1974 1974 1999 1998 1999 1988 1993 1976 1974
Heating Degree Days (F)
Cooling Degree Days (F)

Western Regional Climate Center, wrcc@dri.edu