SHASTA DAM, CALIFORNIA

Period of Record General Climate Summary - Precipitation

Station:(048135) SHASTA DAM
From Year=1948 To Year=2005
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 11.86 38.21 1995 0.58 1984 7.74 16/1973 13 10 7 4 2.5 62.0 1952
February 10.18 36.73 1998 0.10 1988 6.98 17/1980 11 9 6 4 0.4 8.0 1949
March 8.78 34.55 1983 0.16 1956 6.95 24/1998 12 9 5 3 0.5 6.0 1967
April 4.34 13.99 1963 0.02 1973 4.96 26/1959 8 6 3 1 0.0 0.0 1949
May 2.51 12.76 1990 0.00 1954 3.98 17/1996 6 4 2 1 0.0 0.0 1949
June 1.17 6.78 1992 0.00 1951 5.27 30/1992 3 2 1 0 0.0 0.0 1949
July 0.17 4.03 1974 0.00 1949 2.63 09/1974 1 0 0 0 0.0 0.0 1948
August 0.46 5.47 1976 0.00 1949 3.40 15/1976 2 1 0 0 0.0 0.0 1948
September 1.23 8.89 1977 0.00 1960 4.43 27/1957 3 2 1 0 0.0 0.0 1948
October 2.93 17.38 1950 0.00 1966 3.95 28/1950 5 3 2 1 0.0 0.0 1948
November 8.47 27.62 1973 0.05 1959 6.53 28/1970 10 8 5 3 0.4 10.0 1977
December 11.26 37.83 2002 0.00 1989 11.64 22/1964 12 10 6 4 0.8 18.0 1968
Annual 63.38 130.48 1983 27.99 1976 11.64 19641222 86 64 37 21 4.6 55.2 1950
Winter 33.30 68.50 1956 6.02 1991 11.64 19641222 37 29 18 11 3.7 62.0 1952
Spring 15.63 43.88 1983 4.33 1964 6.95 19980324 26 19 10 5 0.5 6.0 1967
Summer 1.80 7.18 1958 0.00 1960 5.27 19920630 5 3 1 0 0.0 0.0 1949
Fall 12.64 29.54 1970 0.27 1995 6.53 19701128 18 13 7 4 0.4 10.0 1977
Table updated on Apr 5, 2006
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