LONG BEACH EXP STN, WASHINGTON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 47.9 50.2 52.8 55.6 59.5 62.6 65.6 66.7 67.0 60.9 52.9 48.4 57.5
Highest Mean Max. Temperature (F) 53.6 56.0 58.8 59.0 65.0 66.2 69.3 70.4 71.8 65.2 58.3 52.3 71.8
Year Highest Occurred 1981 1992 1992 1989 1997 1978 1995 1994 1989 1987 1976 1995 1989
Lowest Mean Max. Temperature (F) 41.5 42.3 47.0 50.6 56.2 59.5 61.9 61.9 63.1 57.0 45.3 42.2 41.5
Year Lowest Occurred 1979 1989 1971 1975 1974 1976 1971 1973 1986 1984 1985 1990 1979
Mean Temperature (F) 41.6 43.4 45.5 48.1 52.2 55.8 58.7 59.1 57.3 51.4 45.9 42.1 50.1
Highest Mean Temperature (F) 47.9 47.9 49.3 51.2 56.6 58.3 61.9 62.4 62.0 54.2 50.6 46.4 62.4
Year Highest Occurred 1995 1992 1992 1996 1993 1978 1995 1997 1995 1988 1995 1995 1997
Lowest Mean Temperature (F) 34.0 36.1 41.3 43.4 49.7 53.3 56.5 54.9 54.0 48.5 38.7 36.6 34.0
Year Lowest Occurred 1979 1989 1971 1975 1974 1976 1971 1973 1972 1971 1985 1990 1979
Mean Min. Temperature (F) 35.2 36.5 38.2 40.6 44.9 49.0 51.7 51.5 47.6 41.9 38.9 35.7 42.6
Highest Mean Min. Temperature (F) 42.9 41.1 42.2 44.8 48.6 51.8 55.3 54.7 53.5 47.1 44.0 40.5 55.3
Year Highest Occurred 1995 1983 1986 1996 1993 1998 1998 1997 1995 1988 1995 1995 1998
Lowest Mean Min. Temperature (F) 26.5 29.9 34.1 36.2 42.2 45.5 48.6 46.8 43.6 36.9 30.9 29.4 26.5
Year Lowest Occurred 1979 1989 1985 1975 1984 1985 1984 1984 1972 1974 1978 1978 1979
Mean Precipitation (in.) 11.61 9.91 9.02 6.02 3.92 2.99 1.69 1.79 3.29 6.76 11.82 12.37 81.19
Highest Precipitation (in.) 18.50 21.19 16.15 12.88 7.18 6.76 6.43 5.33 10.74 16.16 20.22 20.26 21.19
Year Highest Occurred 1998 1999 1997 1996 1978 1981 1983 1991 1978 1975 1983 1998 1999
Lowest Precipitation (in.) 0.78 1.44 1.74 2.17 0.81 0.82 0.44 0.19 0.18 0.57 2.96 3.07 0.18
Year Lowest Occurred 1985 1993 1992 1977 1982 1986 1992 1998 1991 1987 1976 1985 1991
Heating Degree Days (F) 727. 606. 605. 507. 397. 276. 197. 186. 236. 422. 573. 711. 5443.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 0. 0. 3. 5. 0. 0. 0. 8.

Western Regional Climate Center, wrcc@dri.edu