TILLAMOOK 1 W, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 49.9 52.5 54.2 56.8 60.4 63.7 66.7 68.1 68.6 62.5 54.4 49.9 59.0
Highest Mean Max. Temperature (F) 55.5 57.4 57.9 62.0 67.2 66.5 70.9 72.3 72.4 67.0 60.0 54.2 72.4
Year Highest Occurred 1981 1992 1986 1989 1997 2000 1992 1997 1989 1978 1976 1999 1989
Lowest Mean Max. Temperature (F) 43.6 44.4 49.0 52.2 56.1 59.7 61.9 63.7 63.7 58.8 46.0 42.9 42.9
Year Lowest Occurred 1979 1989 1971 1975 1991 1971 1971 1975 1986 1985 1985 1990 1990
Mean Temperature (F) 43.1 44.9 45.9 48.1 51.9 55.4 58.3 59.0 57.6 52.2 46.8 43.2 50.5
Highest Mean Temperature (F) 47.5 49.6 49.5 51.8 57.1 57.8 62.1 62.0 61.8 55.5 51.9 47.2 62.1
Year Highest Occurred 1995 1991 1983 1989 1993 1978 1992 1997 1995 1979 1995 1999 1992
Lowest Mean Temperature (F) 36.9 37.5 41.6 43.3 49.7 52.4 55.9 55.7 54.4 49.4 39.6 36.8 36.8
Year Lowest Occurred 1979 1989 1971 1975 1974 1976 1984 1973 1999 1971 1985 1990 1990
Mean Min. Temperature (F) 36.3 37.2 37.5 39.3 43.3 47.0 49.9 49.8 46.6 41.9 39.2 36.4 42.0
Highest Mean Min. Temperature (F) 42.1 42.5 42.2 43.7 48.6 50.0 54.2 52.6 53.3 47.1 45.6 41.7 54.2
Year Highest Occurred 1995 1983 1983 1996 1993 1998 1998 1977 1995 1988 1995 1977 1998
Lowest Mean Min. Temperature (F) 30.2 30.6 33.0 34.3 40.6 42.3 45.5 45.8 41.8 37.0 31.9 28.8 28.8
Year Lowest Occurred 1979 1989 1985 1975 1982 1974 1984 1988 1999 1974 1978 1985 1985
Mean Precipitation (in.) 13.09 10.79 9.90 6.81 4.84 3.41 1.64 1.42 3.68 7.16 13.72 13.94 90.40
Highest Precipitation (in.) 25.10 22.74 16.35 14.50 8.87 7.56 5.37 4.16 10.96 14.18 25.39 23.03 25.39
Year Highest Occurred 1971 1999 1989 1996 1977 1983 1983 1978 1997 1997 1999 1994 1999
Lowest Precipitation (in.) 0.79 2.34 1.16 2.34 0.59 0.99 0.14 0.01 0.07 0.62 2.57 3.88 0.01
Year Lowest Occurred 1985 1993 1992 1977 1992 1992 1973 1998 1975 1987 1976 1985 1998
Heating Degree Days (F) 679. 564. 577. 509. 408. 291. 209. 189. 225. 397. 546. 677. 5271.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 0. 2. 3. 3. 0. 0. 0. 8.

Western Regional Climate Center, wrcc@dri.edu