LOST CREEK DAM, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 47.3 52.8 57.4 63.1 71.1 79.4 88.4 88.8 82.5 70.6 52.7 46.1 66.7
Highest Mean Max. Temperature (F) 52.1 60.7 64.9 72.1 81.5 85.6 94.1 93.8 90.1 81.0 58.6 50.9 94.1
Year Highest Occurred 1981 1995 1992 1987 1992 1987 1972 1981 1974 1987 1999 1989 1972
Lowest Mean Max. Temperature (F) 40.9 45.8 50.4 55.0 62.3 73.3 78.8 80.8 72.0 59.8 45.7 39.2 39.2
Year Lowest Occurred 1975 1979 1971 1975 1998 1980 1993 1976 1986 1984 1994 1972 1972
Mean Temperature (F) 37.8 41.5 45.1 49.7 56.1 62.7 69.3 69.3 63.1 53.7 42.8 37.5 52.4
Highest Mean Temperature (F) 42.7 46.7 49.7 54.9 62.5 67.0 73.5 73.5 66.6 60.1 48.1 42.5 73.5
Year Highest Occurred 1995 1992 1978 1990 1992 1977 1985 1977 1995 1988 1995 1995 1985
Lowest Mean Temperature (F) 32.4 35.3 40.8 43.4 51.7 58.8 61.7 65.2 57.3 49.1 36.6 31.4 31.4
Year Lowest Occurred 1971 1989 1971 1975 1977 1991 1993 1976 1985 1971 1985 1972 1972
Mean Min. Temperature (F) 28.3 30.2 32.8 36.3 41.0 46.0 50.1 49.7 43.6 36.8 32.8 28.9 38.0
Highest Mean Min. Temperature (F) 34.8 35.2 38.1 41.0 44.7 49.6 54.0 54.3 47.0 43.4 38.2 34.8 54.3
Year Highest Occurred 1998 2000 1983 1989 1997 1982 1998 1977 1995 1979 1995 1995 1977
Lowest Mean Min. Temperature (F) 22.0 22.8 28.7 31.8 38.2 41.6 44.6 45.6 39.5 31.7 23.9 21.1 21.1
Year Lowest Occurred 1977 1989 1976 1975 1999 1976 1993 1980 1971 1974 1993 1990 1990
Mean Precipitation (in.) 4.88 4.02 3.78 2.50 2.04 1.00 0.55 0.69 1.11 2.41 5.32 5.45 33.75
Highest Precipitation (in.) 9.47 9.25 8.28 4.84 5.11 3.69 3.15 4.20 4.09 5.80 14.58 14.95 14.95
Year Highest Occurred 1974 1986 1983 1995 1996 1995 1987 1976 1986 1979 1973 1996 1996
Lowest Precipitation (in.) 0.55 0.58 0.70 0.36 0.17 0.03 0.00 0.00 0.00 0.00 0.77 0.62 0.00
Year Lowest Occurred 1985 1988 1992 1987 1982 1999 1994 1996 1999 1987 1976 1976 1994
Heating Degree Days (F) 843. 657. 617. 460. 288. 117. 32. 23. 120. 358. 667. 852. 5034.
Cooling Degree Days (F) 0. 0. 0. 1. 9. 50. 163. 155. 61. 7. 0. 0. 446.

Western Regional Climate Center, wrcc@dri.edu