GROTTO, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(453386) GROTTO
From Year=1955 To Year=1969
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 15.07 26.05 1967 4.77 1963 4.23 19/1967 21 19 10 5 28.3 83.0 1969
February 10.37 19.68 1961 2.54 1962 4.24 03/1963 17 14 8 3 11.3 49.0 1956
March 9.20 14.59 1964 1.79 1965 2.65 27/1968 18 16 7 2 10.6 30.5 1962
April 7.32 15.84 1959 3.58 1967 3.20 29/1959 17 13 5 2 1.4 6.0 1956
May 4.05 8.82 1960 0.34 1958 1.75 20/1960 14 9 3 1 0.1 2.0 1959
June 3.45 9.10 1968 0.26 1965 2.40 01/1968 12 8 2 1 0.0 0.0 1956
July 1.32 2.73 1966 0.00 1960 1.64 05/1961 7 3 1 0 0.0 0.0 1956
August 2.51 5.74 1964 0.19 1967 1.68 31/1961 9 6 2 0 0.0 0.0 1956
September 5.53 16.37 1959 0.80 1966 2.88 30/1964 11 8 4 2 0.0 0.0 1955
October 11.39 24.15 1967 4.82 1962 4.75 27/1967 18 14 8 4 0.0 0.0 1955
November 15.03 27.98 1958 7.78 1967 6.00 20/1959 19 16 10 5 7.6 35.0 1955
December 15.57 22.15 1956 7.13 1960 6.66 15/1959 21 18 11 5 16.0 48.0 1964
Annual 100.82 138.08 1959 77.33 1969 6.66 19591215 185 145 69 30 75.3 128.8 1956
Winter 41.01 58.07 1967 29.44 1963 6.66 19591215 59 51 29 13 55.6 137.0 1969
Spring 20.57 36.74 1959 13.25 1965 3.20 19590429 50 37 15 5 12.2 36.3 1956
Summer 7.28 15.70 1968 1.82 1967 2.40 19680601 27 17 4 1 0.0 0.0 1956
Fall 31.96 50.96 1959 16.54 1957 6.00 19591120 48 39 22 10 7.6 35.0 1955
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