IMPERIAL CO AP, at

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(044224)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1962 ----- z 27.00 30.00 48.00 49.00 56.00 66.00 68.00 59.00 51.00 38.00 31.00 27.00
1963 21.00 40.00 35.00 40.00 53.00 55.00 66.00 69.00 63.00 53.00 37.00 30.00 21.00
1964 26.00 29.00 32.00 42.00 44.00 58.00 69.00 67.00 58.00 ----- z 31.00 28.00 26.00
1965 30.00 26.00 31.00 41.00 47.00 54.00 65.00 65.00 54.00 50.00 36.00 34.00 26.00
1966 28.00 28.00 31.00 46.00 57.00 62.00 69.00 68.00 62.00 45.00 40.00 28.00 28.00
1967 27.00 34.00 37.00 42.00 43.00 56.00 73.00 71.00 64.00 51.00 42.00 31.00 27.00
1968 32.00 41.00 42.00 43.00 52.00 58.00 68.00 61.00 55.00 50.00 38.00 25.00 25.00
1969 30.00 32.00 35.00 46.00 53.00 61.00 67.00 75.00 63.00 48.00 39.00 29.00 29.00
1970 27.00 37.00 39.00 40.00 51.00 57.00 72.00 75.00 54.00 40.00 40.00 35.00 27.00
1971 22.00 27.00 28.00 42.00 51.00 53.00 65.00 72.00 55.00 32.00 39.00 30.00 22.00
1972 22.00 26.00 41.00 43.00 52.00 65.00 70.00 65.00 60.00 45.00 38.00 27.00 22.00
1973 27.00 36.00 40.00 42.00 50.00 54.00 66.00 63.00 58.00 49.00 35.00 34.00 27.00
1974 26.00 33.00 36.00 43.00 48.00 58.00 66.00 67.00 68.00 49.00 36.00 27.00 26.00
1975 28.00 32.00 38.00 38.00 46.00 56.00 69.00 66.00 63.00 42.00 34.00 27.00 27.00
1976 26.00 36.00 38.00 41.00 54.00 54.00 66.00 65.00 64.00 47.00 30.00 31.00 26.00
1977 30.00 35.00 36.00 41.00 50.00 63.00 68.00 68.00 60.00 50.00 39.00 36.00 30.00
1978 35.00 36.00 44.00 45.00 49.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 35.00
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
2007 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2008 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2009 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2010 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2011 29.00 22.00 38.00 42.00 k 46.00 57.00 69.00 b 69.00 64.00 46.00 38.00 29.00 22.00
2012 34.00 37.00 37.00 45.00 b 54.00 60.00 67.00 77.00 65.00 49.00 38.00 b 32.00 32.00
2013 27.00 a 35.00 44.00 b ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 27.00
Period of Record Statistics
MEAN 27.74 32.45 36.60 42.67 49.95 57.61 67.83 68.39 60.50 46.88 37.11 30.22 26.33
S.D. 3.72 5.18 4.52 2.52 3.66 3.40 2.28 4.27 4.16 5.10 3.07 3.08 2.99
SKEW 0.05 -0.28 -0.16 0.37 -0.17 0.66 0.76 0.45 -0.19 -1.59 -0.93 0.31 -0.17
MAX 35.00 41.00 44.00 48.00 57.00 65.00 73.00 77.00 68.00 53.00 42.00 36.00 32.00
MIN 21.00 22.00 28.00 38.00 43.00 53.00 65.00 61.00 54.00 32.00 30.00 25.00 21.00
NO YRS 19 20 20 18 19 18 18 18 18 17 18 18 15