SEASIDE, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 51.6 54.0 55.8 58.4 61.9 64.8 67.7 69.0 69.6 63.6 55.7 51.6 60.3
Highest Mean Max. Temperature (F) 59.2 59.2 60.6 64.5 67.1 71.0 71.5 73.7 75.5 70.7 61.8 55.0 75.5
Year Highest Occurred 1981 1992 1986 1989 1997 1978 1979 1981 1975 1978 1976 1986 1975
Lowest Mean Max. Temperature (F) 45.9 47.0 51.6 54.2 57.5 60.4 62.7 65.0 64.6 59.3 48.9 45.8 45.8
Year Lowest Occurred 1972 1989 1976 1975 1999 1998 1999 2000 1996 1975 1985 1990 1990
Mean Temperature (F) 45.1 46.7 48.0 50.4 54.2 57.5 60.3 61.2 59.8 54.6 48.7 45.0 52.6
Highest Mean Temperature (F) 50.6 50.5 52.4 53.9 57.7 61.7 63.2 63.8 63.4 58.1 52.2 48.7 63.8
Year Highest Occurred 1981 1992 1986 1989 1997 1978 1983 1983 1979 1978 1987 1979 1983
Lowest Mean Temperature (F) 40.6 39.4 45.0 46.6 50.3 54.9 57.0 58.3 56.3 52.4 42.1 38.7 38.7
Year Lowest Occurred 1979 1989 2000 1975 1999 1999 1999 1973 1999 1994 1985 1990 1990
Mean Min. Temperature (F) 38.5 39.4 40.2 42.4 46.5 50.2 52.9 53.3 50.0 45.5 41.7 38.4 44.9
Highest Mean Min. Temperature (F) 43.1 43.6 44.1 45.1 48.9 52.3 55.3 55.7 54.4 49.6 45.4 44.1 55.7
Year Highest Occurred 1995 1978 1986 1992 1993 1978 1983 1997 1995 1979 1987 1979 1997
Lowest Mean Min. Temperature (F) 32.7 31.7 35.4 38.3 43.1 47.5 50.3 50.7 46.2 41.9 35.3 31.6 31.6
Year Lowest Occurred 1985 1989 1985 1999 1999 1988 1974 1984 1999 1983 1985 1990 1990
Mean Precipitation (in.) 10.27 9.57 8.44 5.74 3.96 3.00 1.63 1.34 3.00 6.07 11.38 11.34 75.74
Highest Precipitation (in.) 18.62 18.81 17.79 11.94 8.32 6.07 7.60 3.69 9.03 13.63 18.63 21.78 21.78
Year Highest Occurred 1983 1999 1997 1996 1999 2000 1983 1977 1997 1997 1998 1998 1998
Lowest Precipitation (in.) 0.77 1.74 1.77 0.91 0.86 0.66 0.24 0.08 0.07 0.50 2.02 3.17 0.07
Year Lowest Occurred 1985 1993 1992 1977 1992 1976 1975 1998 1991 1987 1976 1985 1991
Heating Degree Days (F) 619. 513. 512. 439. 336. 225. 151. 132. 170. 324. 489. 621. 4531.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 1. 7. 11. 14. 0. 0. 0. 33.

Western Regional Climate Center, wrcc@dri.edu