BEN LOMOND 4, CALIFORNIA

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(040673)

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
1972 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 19.00 a 19.00
1973 22.00 30.00 29.00 33.00 37.00 39.00 42.00 38.00 43.00 34.00 28.00 30.00 22.00
1974 26.00 27.00 28.00 33.00 33.00 41.00 43.00 44.00 45.00 36.00 31.00 23.00 23.00
1975 23.00 28.00 29.00 31.00 36.00 39.00 42.00 39.00 42.00 32.00 26.00 25.00 23.00
1976 21.00 25.00 28.00 29.00 36.00 35.00 43.00 44.00 44.00 34.00 26.00 24.00 21.00
1977 27.00 28.00 27.00 32.00 35.00 40.00 40.00 45.00 39.00 39.00 28.00 29.00 27.00
1978 29.00 34.00 37.00 34.00 39.00 40.00 44.00 43.00 38.00 33.00 26.00 20.00 20.00
1979 23.00 26.00 34.00 33.00 38.00 40.00 43.00 41.00 45.00 38.00 27.00 25.00 23.00
1980 26.00 ----- z 33.00 34.00 36.00 39.00 43.00 45.00 40.00 33.00 27.00 26.00 26.00
1981 30.00 29.00 35.00 33.00 34.00 46.00 40.00 43.00 39.00 33.00 32.00 31.00 29.00
1982 24.00 28.00 32.00 32.00 38.00 37.00 45.00 42.00 40.00 39.00 32.00 27.00 24.00
1983 29.00 34.00 36.00 31.00 38.00 42.00 42.00 46.00 42.00 41.00 30.00 30.00 29.00
1984 27.00 30.00 33.00 32.00 36.00 41.00 43.00 44.00 38.00 36.00 32.00 27.00 27.00
1985 25.00 27.00 30.00 38.00 35.00 39.00 47.00 43.00 40.00 34.00 25.00 23.00 23.00
1986 30.00 26.00 32.00 33.00 35.00 43.00 43.00 46.00 40.00 36.00 28.00 28.00 26.00
1987 24.00 25.00 30.00 34.00 39.00 41.00 42.00 43.00 43.00 41.00 28.00 26.00 24.00
1988 28.00 26.00 29.00 34.00 36.00 37.00 42.00 45.00 39.00 39.00 32.00 25.00 25.00
1989 27.00 20.00 30.00 36.00 36.00 42.00 43.00 43.00 41.00 35.00 28.00 28.00 20.00
1990 27.00 23.00 30.00 36.00 39.00 41.00 44.00 47.00 44.00 35.00 28.00 15.00 15.00
1991 26.00 28.00 32.00 32.00 37.00 39.00 45.00 46.00 43.00 32.00 30.00 29.00 26.00
1992 26.00 30.00 39.00 36.00 42.00 42.00 48.00 44.00 39.00 42.00 28.00 27.00 26.00
1993 25.00 29.00 35.00 33.00 40.00 44.00 44.00 45.00 40.00 39.00 26.00 28.00 25.00
1994 29.00 27.00 30.00 37.00 40.00 41.00 47.00 44.00 41.00 34.00 28.00 24.00 24.00
1995 30.00 27.00 32.00 33.00 39.00 39.00 44.00 42.00 43.00 36.00 36.00 31.00 27.00
1996 29.00 30.00 31.00 34.00 35.00 42.00 40.00 43.00 41.00 31.00 30.00 28.00 28.00
1997 25.00 30.00 29.00 32.00 36.00 37.00 42.00 44.00 43.00 33.00 33.00 23.00 23.00
1998 30.00 34.00 28.00 31.00 34.00 43.00 47.00 43.00 43.00 32.00 30.00 18.00 18.00
1999 25.00 25.00 28.00 29.00 33.00 35.00 40.00 41.00 40.00 35.00 30.00 26.00 25.00
2000 25.00 33.00 33.00 32.00 37.00 41.00 43.00 41.00 40.00 36.00 26.00 27.00 25.00
2001 22.00 26.00 29.00 ----- z 38.00 38.00 43.00 42.00 40.00 36.00 30.00 26.00 22.00
2002 23.00 26.00 28.00 30.00 ----- z 38.00 42.00 40.00 39.00 30.00 30.00 30.00 23.00
2003 33.00 26.00 31.00 32.00 37.00 41.00 42.00 45.00 44.00 ----- z 25.00 29.00 25.00
2004 27.00 28.00 34.00 34.00 37.00 42.00 44.00 46.00 38.00 35.00 26.00 25.00 25.00
2005 28.00 31.00 32.00 34.00 39.00 41.00 46.00 40.00 39.00 37.00 28.00 27.00 27.00
2006 30.00 26.00 31.00 34.00 39.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 26.00
Period of Record Statistics
MEAN 26.50 27.94 31.29 33.06 36.94 40.15 43.27 43.24 41.06 35.50 28.79 25.85 24.14
S.D. 2.84 3.12 2.89 2.06 2.12 2.43 2.07 2.17 2.12 3.03 2.58 3.71 3.19
SKEW 0.04 0.13 0.74 0.24 0.12 -0.13 0.49 -0.50 0.32 0.40 0.65 -1.05 -0.87
MAX 33.00 34.00 39.00 38.00 42.00 46.00 48.00 47.00 45.00 42.00 36.00 31.00 29.00
MIN 21.00 20.00 27.00 29.00 33.00 35.00 40.00 38.00 38.00 30.00 25.00 15.00 15.00
NO YRS 34 33 34 33 33 33 33 33 33 32 33 34 29