EL CAJON YALE RANCH, CALIFORNIA

Monthly Average Temperature (Degrees Fahrenheit)

(042705)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195910
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
1899 ----- z 52.55 55.11 60.35 59.40 66.33 71.44 70.19 72.27 62.84 59.38 54.23 62.19
1900 55.95 56.00 59.85 56.48 64.76 67.90 72.95 69.35 65.35 63.47 63.50 55.81 62.61
1901 52.63 60.36 q ----- z ----- z 61.58 m ----- z ----- z 74.72 k 66.95 65.11 60.47 55.87 60.21
1902 52.98 52.70 52.03 a 57.73 61.47 66.42 69.45 71.48 70.63 63.56 56.13 53.42 60.67
1903 53.42 49.73 55.56 58.15 64.44 68.05 71.56 73.05 70.12 65.76 60.88 54.06 62.07
1904 53.05 54.71 57.05 ----- z 63.81 73.97 71.95 a 82.18 78.57 72.92 71.37 54.81 66.76
1905 55.47 57.18 58.87 59.23 61.69 66.62 72.05 74.21 71.00 65.53 58.37 52.74 62.75
1906 53.66 56.91 ----- z 59.55 62.26 68.70 76.42 73.63 71.98 68.23 58.33 55.02 64.06
1907 51.52 59.11 56.52 60.58 63.53 67.70 74.55 72.26 69.83 66.65 59.57 55.73 63.13
1908 54.98 h 52.91 57.05 62.12 59.87 65.48 73.90 74.60 71.25 61.61 58.68 51.68 62.65
1909 53.39 52.89 53.82 59.93 62.73 67.75 70.82 75.13 70.62 64.18 56.28 51.15 61.56
1910 50.11 51.38 57.76 62.22 65.79 66.67 73.50 73.03 72.72 65.58 58.85 54.79 62.70
1911 ----- z ----- z ----- z 57.83 59.94 n 66.76 g 71.20 u 73.82 l 69.88 r 62.73 g 59.19 c 51.83 h 58.51
1912 56.27 p 54.69 m 53.66 b 55.56 f 62.15 n 67.40 a 71.84 71.00 69.86 b 62.90 61.18 p 51.50 i 66.11
1913 49.42 53.04 53.82 58.98 61.45 65.19 a 71.56 74.10 73.80 65.53 58.68 52.24 61.49
1914 53.76 55.41 59.97 60.90 61.06 66.88 70.16 70.19 69.08 65.26 62.85 51.11 62.22
1915 51.87 53.04 57.68 58.87 61.63 68.53 72.27 74.15 66.17 64.65 58.13 52.94 61.66
1916 50.27 58.12 60.52 60.95 62.71 66.90 70.31 72.11 68.72 60.44 56.37 50.60 61.50
1917 49.69 54.46 53.48 57.77 59.58 70.50 75.06 74.32 72.93 68.89 61.08 58.32 63.01
1918 52.63 54.89 57.48 60.45 62.74 73.42 73.98 75.68 74.87 69.69 58.23 52.60 63.89
1919 53.79 51.43 53.90 60.55 63.79 70.37 73.58 73.82 70.83 61.61 57.20 54.73 62.13
1920 53.69 55.45 54.42 57.12 62.77 66.87 73.26 74.57 a 69.55 61.26 57.12 52.42 61.54
1921 51.77 53.98 57.56 57.68 58.77 66.52 73.82 73.65 70.50 66.05 60.08 57.66 62.34
1922 49.55 52.11 52.95 55.45 63.68 69.30 72.39 75.52 75.28 65.11 55.35 55.94 61.88
1923 54.24 53.04 55.76 58.58 66.34 66.20 71.73 72.39 71.47 63.81 60.48 53.44 62.29
1924 51.97 57.47 54.23 57.73 65.48 70.40 71.97 72.31 71.85 61.31 58.67 51.79 62.10
1925 51.65 56.48 56.39 58.60 64.61 68.40 75.31 73.29 69.15 62.00 57.63 55.79 62.44
1926 52.61 57.27 60.55 63.42 65.21 69.92 72.66 74.05 68.40 65.16 63.13 51.34 63.64
1927 52.87 55.11 54.65 58.80 63.95 67.82 75.34 73.66 69.75 65.68 61.52 52.26 62.62
1928 54.35 53.97 58.32 58.88 65.48 67.75 73.15 72.16 72.55 63.60 58.55 52.85 62.63
1929 50.52 50.27 54.63 57.00 65.69 68.38 74.88 g 77.79 70.00 69.03 58.78 57.65 61.79
1930 52.55 56.88 58.24 62.95 60.42 66.38 73.73 74.08 68.43 65.58 59.97 51.68 62.57
1931 52.16 54.04 57.19 62.65 66.52 69.58 75.60 75.26 71.75 65.13 54.97 50.40 62.94
1932 48.94 53.05 55.76 57.77 61.65 65.22 69.13 69.55 66.57 59.77 60.22 50.00 59.80
1933 48.65 48.95 55.03 56.50 57.58 65.20 72.32 73.26 66.62 65.87 59.08 52.98 60.17
1934 52.69 56.23 61.65 63.62 65.71 65.10 73.45 72.97 72.05 65.55 58.22 55.02 63.52
1935 51.89 54.25 52.74 60.63 62.16 67.65 73.11 75.71 71.75 63.71 55.08 53.97 61.89
1936 54.18 54.16 58.06 60.57 64.52 68.85 75.31 75.18 70.92 65.00 60.50 53.77 63.42
1937 45.56 51.89 55.10 59.20 63.15 68.37 73.42 74.18 73.58 67.13 59.57 56.68 62.32
1938 55.18 54.09 55.44 60.02 63.63 67.27 72.08 73.85 74.33 64.32 56.80 57.44 62.87
1939 52.48 49.30 54.47 62.43 63.76 67.78 73.02 75.23 74.17 66.55 60.72 58.61 63.21
1940 55.06 55.59 59.05 62.07 67.37 68.90 73.08 72.61 69.90 66.84 58.18 58.06 63.89
1941 53.82 56.34 58.24 57.34 a 66.67 a 67.12 73.16 72.94 67.38 63.97 59.70 52.19 62.41
1942 53.78 a 50.71 53.81 57.73 62.24 b 66.60 a 73.47 72.68 69.25 64.71 58.10 54.29 61.45
1943 53.26 55.48 57.26 60.20 64.97 a 66.37 72.77 a 73.84 73.17 a 65.37 a 60.22 53.06 63.00
1944 52.05 51.00 54.94 56.52 63.16 64.42 69.87 72.90 70.32 65.27 56.63 54.02 60.92
1945 50.47 a 52.39 a 51.50 56.17 60.88 e 65.61 b 71.95 c 75.29 73.37 67.47 58.12 54.23 61.45
1946 52.84 50.93 54.42 61.27 62.98 69.67 a 73.42 74.63 72.97 a 61.94 55.37 53.42 61.99
1947 51.27 56.50 57.56 61.55 a 64.85 67.20 72.48 72.50 73.80 65.45 55.62 51.98 62.57
1948 ----- z ----- z ----- z ----- z ----- z ----- z 69.58 a 70.06 71.15 64.40 57.83 f 49.55 64.95
1949 43.47 48.21 52.00 59.97 61.87 a 68.67 70.69 71.47 72.27 62.28 d 63.18 51.35 60.45
1950 48.35 52.57 54.66 59.47 59.32 64.55 71.34 69.63 67.85 66.02 60.80 59.03 61.13
1951 52.84 52.61 56.40 60.08 62.11 66.60 72.16 71.73 71.92 65.34 58.08 51.65 61.79
1952 47.84 51.81 53.00 60.30 66.71 65.48 c 73.27 a 73.73 74.90 67.85 55.97 51.48 61.86
1953 56.08 55.84 55.39 59.60 62.94 67.52 74.26 72.06 71.78 67.87 62.28 56.53 63.51
1954 55.19 63.39 ----- z ----- z 64.14 x 66.62 a 75.45 a 71.95 a 71.33 64.18 59.87 52.13 64.46
1955 49.29 51.11 56.16 56.88 61.13 66.50 70.69 75.76 74.05 63.58 56.77 54.32 61.35
1956 52.88 k 48.97 55.39 58.00 64.68 69.48 b 72.69 70.98 75.07 64.10 59.10 54.24 62.97
1957 51.26 56.41 55.45 59.10 61.58 a 71.38 74.06 74.95 71.28 a 62.08 54.65 54.81 62.25
1958 52.65 55.82 52.76 60.08 66.29 68.83 72.45 75.63 73.55 70.15 57.63 56.16 63.50
1959 55.23 52.11 60.60 64.55 63.42 70.10 76.71 75.79 72.30 66.63 h ----- z ----- z 65.64
Period of Record Statistics
MEAN 52.11 53.90 56.00 59.52 63.16 67.75 72.79 73.46 71.23 65.00 58.97 53.90 62.23
S.D. 2.48 2.85 2.43 2.07 2.23 1.97 1.70 2.15 2.55 2.47 2.72 2.32 0.94
SKEW -1.08 0.43 0.35 0.28 -0.27 0.90 -0.01 0.85 -0.02 0.51 1.61 0.36 -0.19
MAX 56.08 63.39 61.65 64.55 67.37 73.97 76.71 82.18 78.57 72.92 71.37 59.03 63.89
MIN 43.47 48.21 51.50 55.45 57.58 64.42 69.13 69.35 65.35 59.77 54.65 49.55 59.80
NO YRS 55 57 56 56 56 58 58 59 60 59 58 58 49