GRASS VALLEY NO 2, CALIFORNIA

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(043573)

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
1966 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 32.00 22.00 22.00 22.00
1967 24.00 27.00 27.00 28.00 31.00 41.00 50.00 51.00 49.00 32.00 28.00 17.00 17.00
1968 20.00 24.00 27.00 28.00 33.00 43.00 50.00 42.00 39.00 33.00 28.00 18.00 18.00
1969 17.00 18.00 26.00 30.00 38.00 42.00 48.00 48.00 44.00 27.00 28.00 25.00 17.00
1970 23.00 28.00 19.00 28.00 35.00 a 42.00 51.00 51.00 41.00 30.00 32.00 25.00 19.00
1971 20.00 22.00 23.00 30.00 35.00 37.00 48.00 49.00 38.00 28.00 29.00 23.00 20.00
1972 21.00 23.00 26.00 29.00 34.00 38.00 47.00 47.00 38.00 29.00 27.00 3.00 3.00
1973 19.00 30.00 28.00 29.00 36.00 42.00 49.00 44.00 42.00 34.00 27.00 28.00 19.00
1974 18.00 26.00 28.00 31.00 31.00 46.00 44.00 47.00 45.00 37.00 31.00 20.00 18.00
1975 20.00 24.00 25.00 27.00 30.00 39.00 45.00 46.00 48.00 30.00 21.00 23.00 20.00
1976 21.00 27.00 23.00 26.00 39.00 38.00 44.00 43.00 46.00 34.00 25.00 23.00 21.00
1977 20.00 25.00 24.00 32.00 32.00 45.00 44.00 48.00 41.00 38.00 19.00 24.00 19.00
1978 25.00 28.00 31.00 29.00 35.00 42.00 43.00 43.00 36.00 34.00 23.00 15.00 15.00
1979 15.00 22.00 25.00 28.00 31.00 41.00 46.00 47.00 44.00 32.00 23.00 24.00 15.00
1980 23.00 28.00 27.00 29.00 33.00 37.00 45.00 44.00 43.00 33.00 27.00 24.00 23.00
1981 26.00 27.00 29.00 30.00 34.00 39.00 45.00 47.00 40.00 31.00 27.00 27.00 26.00
1982 18.00 25.00 27.00 27.00 35.00 37.00 46.00 45.00 36.00 32.00 27.00 23.00 18.00
1983 24.00 29.00 30.00 28.00 31.00 41.00 41.00 47.00 41.00 38.00 26.00 26.00 24.00
1984 24.00 21.00 30.00 26.00 33.00 40.00 49.00 45.00 38.00 29.00 24.00 19.00 19.00
1985 22.00 18.00 23.00 33.00 34.00 38.00 46.00 44.00 36.00 32.00 22.00 20.00 18.00
1986 29.00 25.00 30.00 29.00 32.00 42.00 45.00 48.00 35.00 35.00 29.00 i 25.00 25.00
1987 20.00 22.00 25.00 32.00 37.00 41.00 40.00 43.00 41.00 35.00 27.00 21.00 20.00
1988 21.00 26.00 24.00 31.00 27.00 36.00 47.00 48.00 41.00 37.00 27.00 18.00 18.00
1989 21.00 9.00 25.00 30.00 35.00 42.00 44.00 41.00 39.00 33.00 28.00 27.00 9.00
1990 25.00 17.00 25.00 35.00 38.00 38.00 49.00 47.00 43.00 35.00 25.00 11.00 11.00
1991 23.00 28.00 28.00 30.00 34.00 43.00 52.00 46.00 47.00 29.00 28.00 27.00 23.00
1992 26.00 28.00 32.00 34.00 43.00 41.00 46.00 46.00 45.00 41.00 27.00 22.00 22.00
1993 20.00 27.00 28.00 30.00 38.00 43.00 50.00 47.00 43.00 39.00 22.00 24.00 20.00
1994 26.00 23.00 27.00 32.00 37.00 42.00 51.00 48.00 42.00 33.00 24.00 23.00 23.00
1995 27.00 27.00 26.00 29.00 37.00 38.00 48.00 46.00 44.00 37.00 34.00 28.00 26.00
1996 28.00 23.00 27.00 33.00 38.00 46.00 50.00 50.00 43.00 31.00 28.00 28.00 23.00
1997 19.00 27.00 27.00 29.00 39.00 46.00 43.00 50.00 45.00 34.00 35.00 23.00 19.00
1998 27.00 30.00 26.00 29.00 35.00 47.00 51.00 51.00 44.00 33.00 30.00 15.00 15.00
1999 25.00 25.00 29.00 26.00 35.00 39.00 45.00 45.00 45.00 36.00 27.00 27.00 25.00
2000 26.00 28.00 30.00 36.00 31.00 45.00 49.00 50.00 43.00 ----- z 26.00 28.00 26.00
2001 22.00 25.00 28.00 29.00 38.00 44.00 51.00 50.00 47.00 40.00 28.00 26.00 22.00
2002 18.00 22.00 24.00 30.00 36.00 48.00 56.00 48.00 43.00 34.00 31.00 25.00 18.00
2003 30.00 27.00 29.00 29.00 34.00 47.00 50.00 51.00 48.00 33.00 25.00 24.00 24.00
2004 24.00 27.00 31.00 34.00 39.00 44.00 52.00 49.00 41.00 32.00 24.00 25.00 24.00
2005 27.00 30.00 31.00 29.00 39.00 37.00 54.00 50.00 43.00 37.00 ----- z ----- z 27.00
2006 26.00 24.00 27.00 32.00 b 41.00 c 46.00 c 51.00 n ----- z ----- z ----- z ----- z ----- z 24.00
Period of Record Statistics
MEAN 22.75 24.80 26.92 29.90 35.08 41.58 47.54 46.97 42.23 33.56 26.63 22.46 19.19
S.D. 3.56 4.12 2.72 2.41 3.31 3.30 3.53 2.69 3.54 3.31 3.42 5.11 4.72
SKEW -0.01 -1.64 -0.40 0.61 0.01 0.15 0.08 -0.28 -0.21 0.23 0.20 -1.77 -1.29
MAX 30.00 30.00 32.00 36.00 43.00 48.00 56.00 51.00 49.00 41.00 35.00 28.00 26.00
MIN 15.00 9.00 19.00 26.00 27.00 36.00 40.00 41.00 35.00 27.00 19.00 3.00 3.00
NO YRS 40 40 40 40 40 40 39 39 39 39 38 39 36