PORTLAND KGW TV, OREGON

Period of Record General Climate Summary - Temperature

Station:(356749) PORTLAND WB CITY
From Year=1973 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 46.6 37.0 41.8 65 18/2005 12 01/1979 46.7 2010 31.4 1979 0.0 1.1 7.2 0.0
February 50.6 38.4 44.5 71 28/1988 8 03/1989 50.5 1991 36.3 1989 0.0 0.3 3.9 0.0
March 55.9 40.8 48.4 79 27/1994 24 03/1989 53.8 1992 44.8 2012 0.0 0.0 1.0 0.0
April 61.1 43.8 52.5 88 30/1998 31 05/1975 56.7 1989 47.6 2011 0.0 0.0 0.1 0.0
May 67.1 48.4 57.8 103 28/1983 36 06/1978 64.0 1992 53.6 2011 0.6 0.0 0.0 0.0
June 73.0 53.2 63.1 101 18/1982 41 03/1976 67.3 1978 59.4 1991 1.4 0.0 0.0 0.0
July 79.2 57.1 68.2 104 16/1979 47 04/1977 71.9 1985 63.2 1993 3.7 0.0 0.0 0.0
August 79.7 57.6 68.6 106 10/1981 46 18/1973 72.1 1981 64.2 1975 3.8 0.0 0.0 0.0
September 75.0 54.3 64.7 103 02/1988 41 29/1982 69.0 1974 60.1 1985 1.7 0.0 0.0 0.0
October 63.2 47.7 55.5 92 01/1987 31 30/1991 59.8 1987 52.1 1984 0.1 0.0 0.1 0.0
November 52.1 41.3 46.7 71 03/1975 19 24/2010 52.2 1995 40.9 1993 0.0 0.1 2.1 0.0
December 46.1 36.9 41.5 67 10/1993 10 23/1983 50.1 1999 34.9 1990 0.0 0.9 6.7 0.0
Annual 62.5 46.4 54.4 106 19810810 8 19890203 56.9 1992 52.8 2011 11.3 2.3 21.0 0.0
Winter 47.8 37.5 42.6 71 19880228 8 19890203 46.0 1992 37.1 1979 0.0 2.3 17.8 0.0
Spring 61.4 44.4 52.9 103 19830528 24 19890303 57.8 1992 49.2 2011 0.6 0.0 1.1 0.0
Summer 77.3 55.9 66.6 106 19810810 41 19760603 69.4 1992 64.4 1993 9.0 0.0 0.0 0.0
Fall 63.4 47.8 55.6 103 19880902 19 20101124 58.4 1987 53.4 1984 1.7 0.1 2.2 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