VOLTA POWER HOUSE, CALIFORNIA

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(049390)

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1948 ----- z ----- z ----- z ----- z ----- z ----- z 48.00 48.00 38.00 33.00 29.00 17.00 17.00
1949 14.00 15.00 32.00 36.00 40.00 44.00 53.00 47.00 47.00 35.00 37.00 24.00 14.00
1950 18.00 20.00 28.00 31.00 33.00 35.00 56.00 49.00 40.00 37.00 34.00 29.00 18.00
1951 22.00 28.00 24.00 32.00 34.00 45.00 50.00 48.00 45.00 38.00 30.00 23.00 22.00
1952 21.00 28.00 25.00 31.00 36.00 38.00 56.00 53.00 43.00 45.00 28.00 29.00 21.00
1953 29.00 27.00 25.00 29.00 32.00 40.00 54.00 38.00 48.00 38.00 30.00 31.00 25.00
1954 25.00 30.00 27.00 35.00 35.00 36.00 50.00 48.00 44.00 38.00 30.00 23.00 23.00
1955 23.00 23.00 23.00 26.00 35.00 43.00 46.00 52.00 46.00 36.00 27.00 28.00 23.00
1956 27.00 21.00 20.00 34.00 36.00 43.00 50.00 50.00 48.00 33.00 32.00 23.00 20.00
1957 21.00 24.00 29.00 35.00 38.00 43.00 53.00 45.00 49.00 32.00 29.00 29.00 21.00
1958 30.00 31.00 28.00 a 34.00 40.00 46.00 51.00 53.00 41.00 41.00 25.00 35.00 25.00
1959 23.00 26.00 34.00 40.00 32.00 42.00 49.00 43.00 39.00 40.00 34.00 24.00 23.00
1960 21.00 a 30.00 32.00 30.00 30.00 50.00 a 50.00 40.00 43.00 38.00 29.00 24.00 21.00
1961 26.00 30.00 30.00 30.00 34.00 40.00 a 49.00 49.00 44.00 30.00 28.00 20.00 20.00
1962 15.00 13.00 26.00 33.00 38.00 43.00 54.00 50.00 45.00 39.00 31.00 25.00 13.00
1963 15.00 33.00 28.00 27.00 35.00 42.00 b 44.00 47.00 47.00 39.00 30.00 25.00 15.00
1964 27.00 28.00 25.00 32.00 31.00 43.00 46.00 50.00 42.00 41.00 27.00 24.00 24.00
1965 21.00 30.00 34.00 32.00 32.00 45.00 50.00 52.00 43.00 34.00 30.00 23.00 21.00
1966 22.00 25.00 20.00 35.00 42.00 38.00 45.00 47.00 43.00 31.00 30.00 28.00 20.00
1967 21.00 23.00 19.00 27.00 33.00 39.00 54.00 54.00 53.00 40.00 31.00 18.00 18.00
1968 22.00 29.00 32.00 31.00 33.00 47.00 56.00 44.00 41.00 36.00 31.00 21.00 21.00
1969 20.00 27.00 28.00 32.00 40.00 45.00 55.00 51.00 50.00 a 37.00 32.00 30.00 20.00
1970 25.00 30.00 29.00 28.00 31.00 42.00 56.00 53.00 42.00 31.00 33.00 25.00 25.00
1971 22.00 22.00 22.00 26.00 31.00 40.00 47.00 46.00 33.00 19.00 31.00 22.00 19.00
1972 20.00 22.00 29.00 28.00 35.00 44.00 51.00 48.00 41.00 31.00 32.00 8.00 8.00
1973 20.00 31.00 28.00 25.00 40.00 39.00 a 54.00 45.00 46.00 39.00 30.00 32.00 20.00
1974 21.00 27.00 29.00 31.00 33.00 43.00 46.00 49.00 55.00 m ----- z 27.00 ----- z 21.00
1975 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1976 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1977 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1979 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1980 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1981 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1982 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1983 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1984 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1985 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1986 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1987 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1988 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1989 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1990 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1991 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1992 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1993 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1994 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1995 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1996 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1997 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1998 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1999 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2000 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2001 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2002 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2003 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2004 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2005 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2006 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
Period of Record Statistics
MEAN 21.96 25.88 27.15 31.15 34.96 42.12 50.85 48.11 43.88 35.81 30.26 24.62 20.00
S.D. 3.97 4.93 4.13 3.59 3.39 3.42 3.71 3.91 4.19 5.08 2.54 5.46 4.03
SKEW -0.01 -0.98 -0.30 0.27 0.52 -0.06 -0.15 -0.74 -0.23 -1.25 0.41 -0.81 -1.23
MAX 30.00 33.00 34.00 40.00 42.00 50.00 56.00 54.00 53.00 45.00 37.00 35.00 25.00
MIN 14.00 13.00 19.00 25.00 30.00 35.00 44.00 38.00 33.00 19.00 25.00 8.00 8.00
NO YRS 26 26 26 26 26 26 27 27 26 26 27 26 25