UPPER OLALLA, OREGON

Period of Record General Climate Summary - Precipitation

Station:(358788) UPPER OLALLA
From Year=1978 To Year=2012
Precipitation Total Snowfall
Mean High Year Low Year 1 Day Max. >=
0.01 in.
>=
0.10 in.
>=
0.50 in.
>=
1.00 in.
Mean High Year
in. in. - in. - in. dd/yyyy
or
yyyymmdd
# Days # Days # Days # Days in. in. -
January 5.84 13.13 1996 0.59 1985 2.96 09/1995 19 11 4 1 0.4 4.6 1982
February 4.85 12.09 1983 0.98 1988 3.15 18/1983 17 10 3 1 1.5 18.5 1989
March 4.90 11.97 2012 2.11 1992 2.43 21/2012 19 12 3 1 0.1 2.0 1980
April 3.53 6.49 1993 1.16 1987 1.79 01/1996 17 10 2 0 0.0 0.0 1978
May 2.02 4.45 1993 0.34 1982 1.22 09/2005 12 6 1 0 0.0 0.0 1978
June 1.06 2.52 1992 0.18 1987 0.77 01/1988 8 3 0 0 0.0 0.0 1978
July 0.39 2.32 1983 0.00 1988 0.96 02/1983 3 1 0 0 0.0 0.0 1978
August 0.39 1.80 1983 0.00 1980 1.08 30/1983 3 1 0 0 0.0 0.0 1978
September 0.92 4.74 1986 0.00 1987 1.94 25/1986 5 2 0 0 0.0 0.0 1978
October 2.71 7.17 1982 0.17 1987 2.94 23/1982 11 6 2 0 0.0 0.0 1978
November 6.53 15.83 1984 1.96 1978 4.18 19/1996 20 13 5 1 0.1 2.0 2010
December 7.66 19.22 1996 1.45 1989 3.46 06/1981 19 13 5 2 0.7 6.0 1983
Annual 40.79 65.46 1983 27.17 1985 4.18 19961119 153 88 25 7 2.9 20.3 1989
Winter 18.34 34.27 1996 7.80 1985 3.46 19811206 55 34 12 4 2.6 20.3 1989
Spring 10.45 17.15 2011 5.40 1987 2.43 20120321 48 27 5 1 0.1 2.0 1980
Summer 1.84 4.73 1983 0.28 2006 1.08 19830830 13 6 1 0 0.0 0.0 1978
Fall 10.16 20.03 1984 2.46 1993 4.18 19961119 36 21 7 2 0.1 2.0 2010
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