ELECTRA POWER HOUSE, CALIFORNIA

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(042728)

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 199707
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 46.00 48.00 39.00 33.00 26.00 25.00 25.00
1949 16.00 24.00 33.00 36.00 40.00 44.00 48.00 47.00 46.00 28.00 38.00 21.00 16.00
1950 23.00 26.00 28.00 36.00 34.00 39.00 52.00 46.00 37.00 36.00 38.00 32.00 23.00
1951 28.00 28.00 27.00 34.00 40.00 42.00 46.00 50.00 46.00 36.00 32.00 24.00 24.00
1952 25.00 28.00 28.00 38.00 37.00 39.00 49.00 48.00 45.00 42.00 29.00 30.00 25.00
1953 28.00 26.00 28.00 31.00 36.00 42.00 48.00 47.00 43.00 40.00 31.00 29.00 26.00
1954 29.00 32.00 28.00 36.00 43.00 42.00 50.00 48.00 43.00 34.00 31.00 20.00 20.00
1955 25.00 26.00 28.00 28.00 40.00 41.00 44.00 48.00 42.00 36.00 30.00 31.00 25.00
1956 29.00 24.00 29.00 33.00 42.00 42.00 47.00 49.00 44.00 34.00 28.00 24.00 24.00
1957 22.00 25.00 30.00 38.00 40.00 47.00 51.00 44.00 48.00 40.00 32.00 28.00 22.00
1958 28.00 32.00 29.00 34.00 42.00 48.00 51.00 55.00 45.00 41.00 27.00 30.00 27.00
1959 24.00 29.00 35.00 40.00 38.00 43.00 a 47.00 46.00 44.00 32.00 29.00 25.00 24.00
1960 20.00 27.00 29.00 33.00 35.00 41.00 47.00 46.00 40.00 34.00 31.00 25.00 a 20.00
1961 22.00 28.00 28.00 30.00 35.00 41.00 41.00 44.00 42.00 29.00 26.00 23.00 e 22.00
1962 18.00 22.00 30.00 34.00 39.00 41.00 49.00 47.00 43.00 39.00 29.00 24.00 18.00
1963 21.00 32.00 27.00 29.00 37.00 41.00 41.00 44.00 49.00 38.00 33.00 28.00 21.00
1964 24.00 27.00 26.00 31.00 35.00 42.00 46.00 49.00 43.00 40.00 27.00 30.00 24.00
1965 27.00 28.00 32.00 36.00 31.00 42.00 48.00 50.00 43.00 41.00 32.00 22.00 22.00
1966 24.00 26.00 26.00 38.00 42.00 39.00 47.00 49.00 44.00 36.00 31.00 25.00 24.00
1967 25.00 29.00 29.00 31.00 35.00 46.00 51.00 52.00 50.00 39.00 35.00 23.00 23.00
1968 23.00 30.00 30.00 31.00 37.00 43.00 51.00 45.00 40.00 37.00 32.00 24.00 23.00
1969 27.00 29.00 29.00 33.00 39.00 46.00 49.00 48.00 47.00 38.00 30.00 26.00 26.00
1970 25.00 30.00 32.00 32.00 40.00 48.00 50.00 49.00 41.00 37.00 36.00 27.00 25.00
1971 21.00 24.00 27.00 33.00 37.00 40.00 47.00 49.00 39.00 26.00 29.00 27.00 21.00
1972 24.00 24.00 28.00 33.00 39.00 41.00 51.00 45.00 40.00 30.00 30.00 18.00 18.00
1973 23.00 33.00 30.00 31.00 39.00 44.00 48.00 43.00 45.00 37.00 30.00 31.00 23.00
1974 25.00 26.00 30.00 35.00 35.00 46.00 48.00 46.00 45.00 39.00 31.00 23.00 23.00
1975 21.00 25.00 29.00 29.00 33.00 40.00 44.00 46.00 48.00 34.00 26.00 24.00 a 21.00
1976 23.00 30.00 29.00 29.00 41.00 43.00 45.00 49.00 48.00 37.00 27.00 23.00 23.00
1977 24.00 27.00 27.00 34.00 39.00 45.00 48.00 50.00 46.00 39.00 25.00 29.00 24.00
1978 28.00 32.00 36.00 34.00 39.00 46.00 48.00 46.00 40.00 34.00 a 29.00 22.00 22.00
1979 22.00 27.00 31.00 33.00 a 37.00 43.00 48.00 49.00 46.00 35.00 27.00 29.00 22.00
1980 30.00 30.00 31.00 35.00 38.00 41.00 48.00 49.00 45.00 36.00 30.00 26.00 a 26.00
1981 29.00 d 30.00 32.00 34.00 39.00 42.00 46.00 47.00 43.00 35.00 30.00 30.00 29.00
1982 25.00 27.00 31.00 30.00 38.00 42.00 49.00 49.00 43.00 39.00 31.00 26.00 25.00
1983 26.00 32.00 35.00 32.00 38.00 44.00 44.00 49.00 45.00 41.00 30.00 29.00 26.00
1984 28.00 28.00 33.00 31.00 37.00 45.00 51.00 42.00 42.00 33.00 28.00 24.00 24.00
1985 22.00 22.00 26.00 33.00 37.00 40.00 48.00 45.00 43.00 34.00 27.00 22.00 22.00
1986 31.00 28.00 34.00 35.00 35.00 47.00 50.00 51.00 41.00 ----- z 29.00 29.00 28.00
1987 22.00 25.00 30.00 32.00 40.00 46.00 43.00 48.00 46.00 42.00 ----- z 21.00 21.00
1988 25.00 27.00 28.00 37.00 32.00 40.00 49.00 47.00 41.00 37.00 29.00 20.00 20.00
1989 24.00 19.00 31.00 27.00 37.00 45.00 45.00 41.00 42.00 33.00 29.00 25.00 19.00
1990 24.00 17.00 29.00 35.00 38.00 ----- z 47.00 46.00 ----- z 37.00 26.00 12.00 12.00
1991 20.00 27.00 28.00 29.00 38.00 43.00 ----- z 44.00 47.00 32.00 24.00 25.00 20.00
1992 23.00 26.00 32.00 35.00 43.00 42.00 48.00 ----- z 44.00 40.00 26.00 ----- z 23.00
1993 21.00 28.00 31.00 a 32.00 38.00 42.00 46.00 47.00 b 43.00 38.00 23.00 23.00 i 21.00
1994 23.00 24.00 a 26.00 33.00 39.00 j 40.00 ----- z ----- z 40.00 g 32.00 22.00 m 22.00 k 22.00
1995 26.00 o 25.00 l 27.00 l 31.00 q 37.00 o ----- z 48.00 o ----- z ----- z 36.00 u ----- z ----- z 25.00
1996 29.00 q 29.00 o 30.00 o 33.00 s ----- z 47.00 n 49.00 q 46.00 n 40.00 o 29.00 o ----- z 29.00 r 29.00
1997 ----- z ----- z 28.00 l 28.00 m 40.00 q 47.00 o 44.00 o ----- z ----- z ----- z ----- z ----- z 28.00
Period of Record Statistics
MEAN 24.28 27.09 29.67 33.11 37.87 42.80 47.56 47.27 43.69 36.09 29.53 25.25 22.87
S.D. 3.19 3.34 2.49 2.88 2.74 2.48 2.58 2.64 2.87 3.72 3.24 3.97 2.67
SKEW -0.05 -0.63 0.65 0.11 -0.30 0.47 -0.60 0.10 0.00 -0.58 0.62 -0.71 -0.33
MAX 31.00 33.00 36.00 40.00 43.00 48.00 52.00 55.00 50.00 42.00 38.00 32.00 29.00
MIN 16.00 17.00 26.00 27.00 31.00 39.00 41.00 41.00 37.00 26.00 23.00 12.00 16.00
NO YRS 46 46 46 46 45 45 45 45 45 46 45 44 39