ARIEL DAM, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(450242) ARIEL DAM
From Year=1930 To Year=1971
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 44.3 31.5 39.7 64 15/1965 12 07/1937 40.9 1965 38.5 1938 0.0 0.0 14.0 0.0
February -99.0 -99.0 -99.0 **** 99/ - 9999 99/ - ****** 1900 ***** 1900 -99.0 -99.0 -99.0 -99.0
March -99.0 -99.0 -99.0 **** 99/ - 9999 99/ - ****** 1900 ***** 1900 -99.0 -99.0 -99.0 -99.0
April 61.8 42.0 51.9 80 06/1966 36 01/1938 53.1 1966 50.7 1938 0.0 0.0 0.0 0.0
May 66.4 44.3 55.3 83 23/1938 34 06/1965 55.7 1938 55.0 1965 0.0 0.0 0.0 0.0
June 72.9 48.5 60.7 94 15/1930 35 18/1930 62.4 1965 57.7 1930 1.0 0.0 0.0 0.0
July 78.6 47.9 63.3 97 11/1930 39 25/1930 63.3 1930 63.3 1930 3.0 0.0 0.0 0.0
August -99.0 -99.0 -99.0 100 11/1930 42 21/1930 ****** 1900 ***** 1900 -99.0 -99.0 -99.0 -99.0
September 74.6 49.4 61.9 96 02/1930 5 05/1936 64.7 1938 60.1 1930 1.7 0.0 0.3 0.0
October 60.1 44.0 52.6 82 09/1971 30 28/1971 52.6 1971 52.6 1971 0.0 0.0 1.5 0.0
November 50.6 34.7 43.0 65 24/1936 24 02/1935 44.8 1936 41.2 1935 0.0 0.0 10.0 0.0
December 45.7 36.3 41.0 61 04/1965 25 19/1965 41.0 1965 41.0 1965 0.0 0.0 9.0 0.0
Annual -99.0 -99.0 -99.0 100 19300811 5 19360905 ****** 1900 ***** 1900 -99.0 -99.0 -99.0 -99.0
Winter -99.0 -99.0 -99.0 64 19650115 12 19370107 -99.0 1900 -99.0 1900 -99.0 -99.0 23.0 -99.0
Spring -99.0 -99.0 -99.0 83 19380523 34 19650506 -99.0 1900 -99.0 1900 -99.0 -99.0 0.0 -99.0
Summer -99.0 -99.0 -99.0 100 19300811 35 19300618 -99.0 1900 -99.0 1900 -99.0 -99.0 0.0 -99.0
Fall 61.8 42.7 52.5 96 19300902 5 19360905 -99.0 1900 -99.0 1900 1.7 0.0 11.8 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