MAYFIELD PWR PLT, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(455110) MAYFIELD POWER PLANT
From Year=1980 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 45.3 32.4 38.8 58 05/2012 18 02/2011 39.3 2011 38.4 2012 0.0 0.0 18.0 0.0
February 47.8 32.1 40.0 60 06/2012 16 27/2011 42.1 2012 37.8 2011 0.0 0.5 16.5 0.0
March 51.4 35.5 43.4 69 25/2012 26 07/2012 45.6 1980 41.9 2012 0.0 0.0 9.7 0.0
April 60.1 38.3 49.2 86 14/1980 29 08/2011 53.5 1980 44.4 2011 0.0 0.0 5.3 0.0
May 66.4 41.5 54.0 90 15/2012 31 10/2012 57.0 1980 51.0 2011 0.3 0.0 1.7 0.0
June 68.7 47.2 57.9 86 05/2011 40 04/1980 58.6 1980 57.2 2012 0.0 0.0 0.0 0.0
July 77.2 50.5 63.8 92 25/2011 40 05/2011 64.5 2012 63.1 2011 1.5 0.0 0.0 0.0
August 82.4 52.0 67.2 101 17/2012 44 26/2012 68.1 2012 66.4 2011 7.0 0.0 0.0 0.0
September 78.3 47.8 63.0 98 08/2012 39 12/2012 64.0 2011 62.1 2012 3.5 0.0 0.0 0.0
October 62.1 41.5 51.8 82 02/2012 32 26/2011 51.9 2012 51.6 2011 0.0 0.0 1.0 0.0
November 49.5 34.0 41.7 62 11/2011 27 20/2011 41.7 2011 41.7 2011 0.0 0.0 14.0 0.0
December 42.0 30.6 36.3 55 25/2011 22 14/2011 36.3 2011 36.3 2011 0.0 2.0 22.0 0.0
Annual 60.9 40.3 50.6 101 20120817 16 20110227 49.7 2011 49.7 2011 12.3 2.5 88.2 0.0
Winter 45.0 31.7 38.4 60 20120206 16 20110227 38.9 2012 38.9 2012 0.0 2.5 56.5 0.0
Spring 59.3 38.4 48.9 90 20120515 26 20120307 52.0 1980 46.1 2011 0.3 0.0 16.7 0.0
Summer 76.1 49.9 63.0 101 20120817 40 19800604 63.3 2012 62.5 2011 8.5 0.0 0.0 0.0
Fall 63.3 41.1 52.2 98 20120908 27 20111120 52.4 2011 52.4 2011 3.5 0.0 15.0 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