THREE RIVERS HAMMOND RN, CALIFORNIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 58.7 63.4 67.1 74.7 84.2 93.7 99.7 98.3 92.2 81.5 66.6 58.6 78.2
Highest Mean Max. Temperature (F) 64.0 74.5 74.6 82.8 91.7 99.4 103.6 103.0 97.8 88.5 75.3 64.7 103.6
Year Highest Occurred 1981 1991 1997 1987 1992 1981 1988 1996 1974 1999 1995 1976 1988
Lowest Mean Max. Temperature (F) 53.1 57.6 59.6 65.9 73.1 86.2 94.9 92.1 83.6 73.9 59.2 51.9 51.9
Year Lowest Occurred 1982 1998 1973 1975 1998 1998 1987 1976 1986 1981 1994 1971 1971
Mean Temperature (F) 47.1 50.8 54.2 59.6 67.6 75.9 82.1 81.1 75.2 65.2 53.2 46.6 63.2
Highest Mean Temperature (F) 52.2 57.2 59.2 65.4 74.3 82.0 85.6 84.0 79.5 70.5 59.0 50.8 85.6
Year Highest Occurred 1986 1991 1972 1987 1992 1981 1988 1998 1974 1991 1995 1980 1988
Lowest Mean Temperature (F) 42.5 46.7 49.4 52.6 59.6 70.8 76.9 75.7 68.1 60.3 47.1 40.9 40.9
Year Lowest Occurred 1972 1990 1973 1975 1998 1998 1983 1976 1986 1981 1994 1978 1978
Mean Min. Temperature (F) 35.5 38.2 41.2 44.5 50.9 58.1 64.5 63.8 58.1 48.9 39.8 34.6 48.2
Highest Mean Min. Temperature (F) 40.6 42.1 45.7 49.1 56.8 64.5 68.4 67.5 62.3 53.8 44.7 40.3 68.4
Year Highest Occurred 1986 1986 1978 1989 1992 1981 1980 1971 1984 1991 1997 1983 1980
Lowest Mean Min. Temperature (F) 31.1 33.0 34.2 39.4 46.0 54.9 58.7 59.4 52.5 45.1 35.0 28.9 28.9
Year Lowest Occurred 1989 1990 1977 1975 1998 1995 1983 1976 1986 1971 1994 1990 1990
Mean Precipitation (in.) 4.74 4.29 4.77 1.80 0.79 0.33 0.10 0.06 0.66 1.15 2.67 3.00 24.36
Highest Precipitation (in.) 12.11 12.28 12.66 6.59 4.45 2.29 1.98 1.05 4.46 3.76 8.11 8.98 12.66
Year Highest Occurred 1997 1986 1991 1982 1995 1998 1992 1975 1982 1982 1983 1996 1991
Lowest Precipitation (in.) 0.03 0.40 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Year Lowest Occurred 1976 1977 1972 1992 1997 1999 2000 2000 1996 1999 1992 1989 1972
Heating Degree Days (F) 556. 399. 342. 205. 74. 5. 0. 0. 8. 99. 358. 569. 2615.
Cooling Degree Days (F) 0. 0. 5. 43. 153. 334. 529. 497. 312. 106. 4. 0. 1983.

Western Regional Climate Center, wrcc@dri.edu