PORTLAND WSFO, OREGON

Period of Record General Climate Summary - Temperature

Station:(356751) PORTLAND WSFO
From Year=1941 To Year=2012
Monthly Averages Daily Extremes Monthly Extremes Max. Temp. Min. Temp.
Max. Min. Mean High Date Low Date Highest
Mean
Year Lowest
Mean
Year >=
90 F
<=
32 F
<=
32 F
<=
0 F
F F F F dd/yyyy
or
yyyymmdd
F dd/yyyy
or
yyyymmdd
F - F - # Days # Days # Days # Days
January 45.2 34.1 39.6 66 18/2005 -2 31/1950 47.3 1953 27.0 1950 0.0 1.8 11.8 0.0
February 50.5 36.0 43.3 71 28/1988 -3 02/1950 48.8 1991 35.8 1956 0.0 0.3 8.0 0.0
March 55.3 38.5 46.9 80 16/1947 19 05/1955 52.3 1992 41.5 1955 0.0 0.0 4.2 0.0
April 60.7 41.9 51.3 90 30/1998 29 21/1951 56.3 2004 46.5 1955 0.0 0.0 0.9 0.0
May 67.3 47.5 57.4 100 28/1983 29 01/1954 63.1 1992 52.6 1964 0.3 0.0 0.0 0.0
June 73.0 52.9 62.9 102 26/2006 39 01/1966 67.3 1992 57.9 1954 1.2 0.0 0.0 0.0
July 79.9 56.8 68.3 107 30/1965 43 02/1955 74.1 1985 63.0 1954 4.0 0.0 0.0 0.0
August 79.9 57.0 68.4 107 08/1981 44 29/1951 72.9 1967 63.3 1954 4.2 0.0 0.0 0.0
September 75.1 52.2 63.6 105 02/1988 34 22/1961 67.6 1994 58.4 1964 1.7 0.0 0.0 0.0
October 63.6 45.3 54.5 92 01/1987 26 29/1971 58.6 1952 48.5 1949 0.1 0.0 0.5 0.0
November 52.5 39.5 46.0 73 03/1975 13 15/1955 51.7 1995 37.2 1985 0.0 0.2 4.8 0.0
December 46.0 35.4 40.7 65 10/1993 6 16/1964 46.4 1950 33.0 1985 0.0 0.8 9.4 0.0
Annual 62.4 44.8 53.6 107 19650730 -3 19500202 56.2 1992 50.1 1964 11.5 3.1 39.7 0.0
Winter 47.3 35.2 41.2 71 19880228 -3 19500202 45.4 1958 35.0 1949 0.0 2.9 29.2 0.0
Spring 61.1 42.6 51.9 100 19830528 19 19550305 56.9 1992 47.0 1955 0.3 0.0 5.2 0.0
Summer 77.6 55.5 66.6 107 19650730 39 19660601 69.7 2009 61.4 1954 9.4 0.0 0.0 0.0
Fall 63.7 45.7 54.7 105 19880902 13 19551115 57.8 1995 50.2 1985 1.8 0.2 5.4 0.0
Table updated on Oct 31, 2012
For monthly and annual means, thresholds, and sums:
Months with 5 or more missing days are not considered
Years with 1 or more missing months are not considered
Seasons are climatological not calendar seasons
Winter = Dec., Jan., and Feb. Spring = Mar., Apr., and May
Summer = Jun., Jul., and Aug. Fall = Sep., Oct., and Nov.


Western Regional Climate Center, wrcc@dri.edu