SONOMA, CALIFORNIA

Period of Record General Climate Summary - Precipitation

Station:(048351) SONOMA
From Year=1952 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 6.44 20.29 1995 0.36 1976 6.75 04/1982 11 8 4 2 0.0 0.0 1953
February 5.26 18.89 1998 0.08 1953 3.94 14/1986 10 8 4 2 0.0 0.0 1953
March 3.89 13.77 1983 0.12 1988 2.90 09/1995 10 7 3 1 0.0 0.0 1952
April 1.83 6.87 1958 0.03 1973 2.80 27/1953 6 4 1 0 0.0 0.0 1952
May 0.75 3.90 1998 0.00 1955 1.64 27/1990 3 2 0 0 0.0 0.0 1952
June 0.25 2.28 1967 0.00 1955 1.82 02/1967 1 1 0 0 0.0 0.0 1952
July 0.03 1.11 1974 0.00 1952 1.02 08/1974 0 0 0 0 0.0 0.0 1952
August 0.10 1.02 1997 0.00 1952 0.98 20/1997 1 0 0 0 0.0 0.0 1952
September 0.31 2.70 1959 0.00 1953 2.70 18/1959 1 1 0 0 0.0 0.0 1952
October 1.56 9.12 1962 0.00 1958 4.38 12/1962 3 2 1 0 0.0 0.0 1952
November 4.00 12.95 1973 0.00 1959 5.40 21/1977 8 6 3 1 0.0 0.0 1952
December 5.39 16.87 1955 0.01 1989 4.36 31/2005 11 8 4 2 0.0 0.0 1952
Annual 29.82 63.45 1983 11.34 1976 6.75 19820104 66 47 21 8 0.0 0.0 1953
Winter 17.09 34.45 1998 4.03 1976 6.75 19820104 32 24 12 5 0.0 0.0 1953
Spring 6.47 17.99 1983 1.32 1966 2.90 19950309 19 13 5 1 0.0 0.0 1952
Summer 0.39 2.28 1967 0.00 1955 1.82 19670602 2 1 0 0 0.0 0.0 1952
Fall 5.86 15.31 1973 0.25 1995 5.40 19771121 13 9 4 2 0.0 0.0 1952
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