EL CAJON, CALIFORNIA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(042706)

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
1979 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 43.18 b 39.90 41.54
1980 47.97 47.28 46.03 a 49.97 52.97 55.40 62.87 63.28 b 59.97 52.10 43.67 41.90 a 51.95
1981 45.16 45.11 47.50 a 53.20 56.77 ----- z 64.80 a 65.61 61.87 52.55 45.60 41.61 52.71
1982 41.84 47.00 47.00 50.13 56.97 57.93 61.10 64.61 61.30 50.94 43.10 ----- z 52.90
1983 41.68 45.71 49.29 47.53 53.29 57.73 59.10 64.71 63.40 56.00 45.10 42.32 52.16
1984 39.81 41.38 46.52 49.40 55.55 59.00 67.65 66.97 68.17 54.87 46.07 41.68 53.09
1985 40.23 41.79 45.13 51.53 54.68 58.03 65.06 62.71 59.30 56.19 47.43 41.45 51.96
1986 45.45 ----- z 50.10 50.83 54.29 60.10 61.48 64.55 57.60 53.84 46.47 40.97 53.24
1987 39.32 42.82 46.65 51.17 57.00 59.10 59.74 62.32 60.97 60.77 ----- z 38.77 52.60
1988 40.13 42.59 44.52 50.50 53.29 56.43 63.29 63.71 60.03 57.94 47.50 41.16 51.76
1989 37.47 a 43.93 47.48 54.60 55.00 59.17 62.52 63.52 59.00 55.35 46.80 38.94 51.98
1990 40.10 38.68 47.90 54.40 54.71 59.67 64.19 63.84 62.57 54.74 46.00 37.90 52.06
1991 42.71 45.75 45.48 50.30 52.77 57.53 61.97 63.13 ----- z 57.60 a 45.80 42.81 51.44
1992 39.94 48.24 50.29 ----- z 61.48 ----- z 65.03 67.32 62.17 ----- z 44.07 39.58 53.12
1993 46.71 47.43 50.45 52.67 58.10 61.07 64.00 63.48 60.00 56.19 47.00 40.81 53.99
1994 40.03 43.29 ----- z 52.80 55.23 ----- z 63.45 66.42 ----- z 54.16 42.17 41.00 50.95
1995 46.03 49.00 48.65 48.20 52.68 55.80 60.23 63.42 62.70 54.06 48.67 42.81 52.69
1996 ----- z 47.17 47.39 50.33 56.71 59.43 63.61 64.81 62.67 l 52.00 46.23 42.84 53.05
1997 45.35 41.54 46.42 49.60 58.77 61.57 62.06 65.90 j ----- z 55.13 48.62 i ----- z 52.56
1998 44.06 45.86 46.74 ----- z 53.90 57.43 ----- z ----- z ----- z ----- z 45.97 ----- z 48.99
1999 41.24 b 41.36 44.11 c 47.08 d 53.23 55.79 a 61.84 61.17 a 59.59 a 53.31 e 45.88 d 38.85 d 50.29
2000 43.13 a 46.30 b 46.27 a 51.26 c 56.55 60.30 61.00 c 63.31 b 61.10 55.73 a 41.21 b 42.04 c 52.35
2001 38.81 d 41.85 a 49.76 b 48.59 c 56.90 58.69 a 62.06 63.21 c 60.67 56.88 g 49.10 37.00 h 52.97
2002 40.32 41.11 44.74 51.37 54.13 57.78 c 61.77 62.00 j 61.33 54.68 49.23 ----- z 51.65
2003 45.00 45.79 i 47.65 48.60 54.06 58.76 e 63.35 65.65 62.60 58.88 g 47.20 41.35 e 53.42
2004 43.73 e 42.17 50.56 f 53.59 h 56.76 n 58.88 e 63.32 63.42 62.78 l 55.13 h 44.76 e 43.68 51.42
2005 45.39 46.89 49.77 48.07 55.65 58.00 62.16 ----- z ----- z ----- z ----- z 44.71 51.33
2006 42.10 ----- z ----- z 49.43 55.81 60.60 67.58 64.29 58.93 ----- z 49.13 ----- z 55.98
2007 37.97 45.00 ----- z 51.57 ----- z 57.63 ----- z ----- z ----- z ----- z 50.73 40.19 47.18
2008 42.87 a 42.23 c ----- z 51.10 54.42 63.79 a 58.96 c 65.40 a 62.96 b 54.31 e 50.83 43.48 53.67
2009 43.39 42.21 46.27 a 48.60 e 57.67 a 58.87 ----- z 63.03 63.07 53.71 45.57 41.77 51.29
2010 42.39 44.43 47.39 49.13 53.10 58.13 61.35 62.03 59.07 56.81 45.80 43.97 51.97
2011 40.77 42.18 46.55 51.00 d 53.42 57.17 63.42 63.48 61.50 53.27 a 45.68 b 37.90 51.36
2012 41.16 43.83 46.19 49.57 55.26 56.33 61.23 66.81 65.03 56.32 48.50 45.23 52.95
2013 39.00 41.50 49.55 55.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 34.00 z 43.35
Period of Record Statistics
MEAN 42.16 44.05 47.30 50.42 55.30 58.54 62.67 64.15 61.40 54.90 46.27 41.41 52.18
S.D. 2.69 2.58 1.80 1.88 2.04 1.84 2.09 1.53 2.23 2.13 2.31 1.94 0.86
SKEW 0.29 0.14 0.22 0.41 0.93 0.64 0.51 0.38 0.99 0.58 -0.02 -0.06 -0.11
MAX 47.97 49.00 50.45 54.60 61.48 63.79 67.65 67.32 68.17 60.77 50.83 45.23 53.99
MIN 37.47 38.68 44.11 47.08 52.68 55.40 58.96 61.17 57.60 50.94 41.21 37.90 50.29
NO YRS 33 31 29 30 31 30 30 28 25 25 31 28 14