ORLEANS, CALIFORNIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 52.4 57.6 63.8 70.6 77.3 84.8 92.1 92.0 87.6 74.2 57.5 50.9 71.7
Highest Mean Max. Temperature (F) 56.1 67.9 70.2 79.0 88.2 90.6 96.8 98.0 96.1 83.5 63.9 55.2 98.0
Year Highest Occurred 1994 1995 1988 1987 1992 1987 1996 1986 1991 1988 1976 1989 1986
Lowest Mean Max. Temperature (F) 48.6 48.8 55.6 63.5 68.3 78.4 84.4 82.6 79.0 68.0 50.0 44.2 44.2
Year Lowest Occurred 1982 1999 1999 1975 1998 1980 1983 1976 1978 1997 1994 1972 1972
Mean Temperature (F) 44.1 47.8 51.9 56.2 61.6 67.7 73.2 72.8 68.7 59.4 49.0 43.3 58.0
Highest Mean Temperature (F) 49.0 56.2 57.1 61.0 68.0 71.4 77.5 76.6 73.7 65.1 54.8 48.6 77.5
Year Highest Occurred 1978 1995 1986 1989 1992 1985 1996 1986 1991 1988 1995 1995 1996
Lowest Mean Temperature (F) 40.4 41.2 47.5 50.9 56.2 63.9 68.8 69.2 64.3 56.4 42.3 35.0 35.0
Year Lowest Occurred 1982 1990 1999 1975 1977 1980 1983 1976 1986 1998 1994 1990 1990
Mean Min. Temperature (F) 35.7 38.0 40.0 41.8 45.9 50.5 54.2 53.5 49.7 44.5 40.5 35.6 44.2
Highest Mean Min. Temperature (F) 42.1 44.4 45.2 46.8 50.0 54.0 58.2 56.6 53.9 50.4 46.3 42.4 58.2
Year Highest Occurred 1978 1995 1978 1992 1997 1982 1996 1999 1998 1979 1995 1995 1996
Lowest Mean Min. Temperature (F) 30.5 29.1 35.7 38.2 40.4 46.0 50.8 49.9 45.5 37.9 32.2 23.4 23.4
Year Lowest Occurred 1977 1990 1990 1975 1990 1990 1993 1995 1987 1990 1990 1990 1990
Mean Precipitation (in.) 8.77 7.98 7.12 3.36 2.09 0.75 0.18 0.47 1.23 3.68 8.08 9.07 52.78
Highest Precipitation (in.) 19.37 21.09 16.75 9.29 9.25 2.54 1.34 5.31 7.06 9.93 22.20 23.92 23.92
Year Highest Occurred 1995 1986 1975 1993 1990 1988 1983 1983 1986 1979 1973 1996 1996
Lowest Precipitation (in.) 0.89 0.20 1.51 0.18 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.37 0.00
Year Lowest Occurred 1985 1988 1994 1985 1982 1999 1999 1998 1999 1978 1989 1976 1982
Heating Degree Days (F) 650. 483. 407. 272. 147. 39. 6. 2. 31. 198. 480. 674. 3389.
Cooling Degree Days (F) 0. 0. 1. 8. 41. 118. 259. 241. 140. 23. 0. 0. 831.

Western Regional Climate Center, wrcc@dri.edu