HETCH HETCHY, CALIFORNIA

Period of Record General Climate Summary - Temperature

Station:(043939) HETCH HETCHY
From Year=1931 To Year=2006
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 48.0 28.8 38.4 72 19/1975 -1 21/1937 46.7 2003 24.7 1937 0.0 0.7 22.2 0.0
February 52.3 30.1 41.2 78 20/1965 1 03/1932 49.0 1995 32.9 1949 0.0 0.2 17.9 0.0
March 56.6 32.6 44.6 82 21/2004 11 03/1951 56.1 1934 37.1 1952 0.0 0.1 15.8 0.0
April 62.7 37.2 50.0 86 20/1931 16 18/1933 57.5 1934 37.0 1967 0.0 0.0 7.1 0.0
May 69.8 43.4 56.6 95 29/1984 25 03/1933 67.2 2001 47.9 1977 0.1 0.0 1.4 0.0
June 77.9 49.6 63.8 99 22/1961 31 03/1999 70.0 1960 57.5 1944 2.1 0.0 0.1 0.0
July 86.3 56.0 71.1 103 20/1961 41 05/1948 78.4 1931 64.4 1983 9.1 0.0 0.0 0.0
August 85.9 55.3 70.6 104 14/1933 31 30/1999 75.6 1931 63.2 1999 8.8 0.0 0.0 0.0
September 81.0 50.5 65.7 100 03/1955 32 25/1948 71.6 2003 58.4 1986 3.7 0.0 0.0 0.0
October 71.3 42.4 56.9 93 02/1980 23 29/1971 64.1 2003 50.3 1984 0.3 0.0 1.7 0.0
November 57.8 34.2 46.0 83 17/1932 10 28/1931 54.1 1949 36.7 1994 0.0 0.0 11.4 0.0
December 49.0 29.9 39.4 69 17/1998 2 09/1972 46.5 1958 31.9 1971 0.0 0.6 20.1 0.0
Annual 66.5 40.8 53.7 104 19330814 -1 19370121 56.9 1934 50.7 1998 24.1 1.5 97.7 0.0
Winter 49.8 29.6 39.7 78 19650220 -1 19370121 43.5 2003 31.8 1949 0.0 1.4 60.2 0.0
Spring 63.0 37.7 50.4 95 19840529 11 19510303 57.8 1934 45.0 1948 0.1 0.1 24.4 0.0
Summer 83.3 53.6 68.5 104 19330814 31 19990603 72.6 1931 64.6 1963 20.0 0.0 0.1 0.0
Fall 70.0 42.4 56.2 100 19550903 10 19311128 60.2 1995 51.5 1985 4.0 0.0 13.0 0.0
Table updated on Jul 28, 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