WINTERS, CALIFORNIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 54.8 61.3 66.6 74.4 82.9 90.9 95.8 94.3 89.8 80.3 65.0 55.6 76.0
Highest Mean Max. Temperature (F) 60.9 68.7 74.4 81.8 91.3 96.6 101.2 99.5 95.3 88.0 74.6 64.1 101.2
Year Highest Occurred 1976 1988 1997 1987 1992 1981 1988 1992 1991 1991 1995 1999 1988
Lowest Mean Max. Temperature (F) 49.7 56.4 60.8 66.2 71.0 84.6 91.0 86.8 82.8 72.9 57.0 48.2 48.2
Year Lowest Occurred 1985 1998 1991 1975 1998 1980 1987 1976 1986 1972 1982 1972 1972
Mean Temperature (F) 46.2 51.2 55.4 61.2 68.2 74.6 77.9 76.7 73.3 65.5 53.8 46.3 62.5
Highest Mean Temperature (F) 50.3 55.7 60.4 66.2 74.4 80.4 82.6 80.3 77.9 71.3 60.0 50.9 82.6
Year Highest Occurred 1995 1991 1997 1987 1997 1981 1988 1992 1984 1991 1995 1995 1988
Lowest Mean Temperature (F) 41.4 47.1 51.2 54.4 60.9 69.4 73.9 72.4 67.9 61.3 48.7 41.1 41.1
Year Lowest Occurred 1972 1989 1991 1975 1998 1980 1987 1976 1986 1971 1994 1972 1972
Mean Min. Temperature (F) 37.6 41.1 44.2 47.9 53.4 58.2 60.0 59.1 56.8 50.7 42.6 37.0 49.1
Highest Mean Min. Temperature (F) 45.1 45.0 48.0 51.7 58.2 64.1 64.1 62.4 61.7 54.8 47.5 43.3 64.1
Year Highest Occurred 1995 1986 1986 1997 1997 1981 1988 1983 1984 1987 1997 1983 1981
Lowest Mean Min. Temperature (F) 32.0 35.8 40.1 42.6 48.6 54.2 56.8 56.2 53.1 45.1 38.5 29.7 29.7
Year Lowest Occurred 1972 1990 1976 1975 1977 1980 1987 1973 1986 1971 1994 1990 1990
Mean Precipitation (in.) 5.10 4.67 3.60 1.03 0.64 0.12 0.03 0.05 0.26 1.00 2.87 3.45 22.82
Highest Precipitation (in.) 17.21 15.12 11.75 4.78 3.47 0.70 0.50 0.67 2.29 3.44 7.50 9.67 17.21
Year Highest Occurred 1995 1998 1995 1982 1998 1993 1974 1976 1989 1972 1984 1995 1995
Lowest Precipitation (in.) 0.25 0.07 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.05 0.00 0.00
Year Lowest Occurred 1975 1971 1972 1977 1985 1998 2000 2000 1996 1995 1995 1989 1977
Heating Degree Days (F) 583. 386. 307. 167. 63. 3. 0. 0. 7. 89. 342. 580. 2527.
Cooling Degree Days (F) 0. 0. 10. 50. 161. 291. 399. 363. 256. 103. 7. 0. 1640.

Western Regional Climate Center, wrcc@dri.edu