EL CAJON YALE RANCH, CALIFORNIA

Monthly Extreme Maximum 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 84.00 94.00 96.00 82.00 94.00 99.00 100.00 104.00 100.00 88.00 84.00 104.00
1900 84.00 84.00 96.00 90.00 98.00 97.00 106.00 100.00 95.00 90.00 98.00 88.00 106.00
1901 80.00 78.00 q ----- z ----- z 76.00 m ----- z ----- z 101.00 k 93.00 99.00 92.00 89.00 101.00
1902 88.00 82.00 83.00 83.00 90.00 99.00 101.00 101.00 96.00 89.00 89.00 86.00 101.00
1903 84.00 79.00 81.00 82.00 88.00 89.00 100.00 101.00 100.00 103.00 93.00 96.00 103.00
1904 88.00 83.00 91.00 ----- z 83.00 95.00 99.00 a 99.00 102.00 97.00 94.00 87.00 102.00
1905 79.00 76.00 83.00 80.00 96.00 86.00 102.00 106.00 104.00 101.00 84.00 80.00 106.00
1906 79.00 81.00 ----- z 94.00 80.00 102.00 100.00 100.00 110.00 107.00 98.00 88.00 110.00
1907 78.00 89.00 90.00 88.00 93.00 106.00 107.00 94.00 98.00 92.00 88.00 88.00 107.00
1908 87.00 h 88.00 88.00 94.00 88.00 93.00 105.00 98.00 102.00 95.00 94.00 78.00 105.00
1909 80.00 75.00 80.00 90.00 106.00 100.00 96.00 108.00 105.00 99.00 94.00 72.00 108.00
1910 79.00 82.00 88.00 102.00 98.00 95.00 101.00 98.00 102.00 100.00 84.00 85.00 102.00
1911 87.00 z ----- z ----- z 83.00 77.00 j 93.00 b 96.00 p 103.00 k 93.00 j 97.00 d 93.00 b 88.00 e 103.00
1912 88.00 j 84.00 e 76.00 a 79.00 d 87.00 k 91.00 100.00 101.00 100.00 94.00 90.00 i 85.00 b 101.00
1913 85.00 82.00 84.00 94.00 82.00 95.00 a 96.00 101.00 108.00 100.00 93.00 78.00 108.00
1914 85.00 82.00 91.00 95.00 84.00 93.00 95.00 97.00 96.00 98.00 93.00 70.00 98.00
1915 75.00 77.00 89.00 88.00 99.00 94.00 97.00 103.00 97.00 96.00 91.00 86.00 103.00
1916 70.00 89.00 92.00 89.00 87.00 92.00 97.00 103.00 92.00 95.00 88.00 81.00 103.00
1917 79.00 100.00 85.00 89.00 88.00 113.00 94.00 96.00 105.00 102.00 96.00 95.00 113.00
1918 84.00 82.00 87.00 91.00 96.00 100.00 102.00 107.00 105.00 104.00 95.00 89.00 107.00
1919 84.00 74.00 80.00 89.00 81.00 105.00 97.00 96.00 102.00 93.00 92.00 86.00 105.00
1920 90.00 81.00 82.00 87.00 96.00 89.00 102.00 101.00 a 103.00 87.00 85.00 82.00 103.00
1921 84.00 93.00 87.00 101.00 79.00 92.00 97.00 99.00 109.00 103.00 96.00 85.00 109.00
1922 77.00 77.00 84.00 89.00 96.00 103.00 98.00 99.00 111.00 99.00 86.00 83.00 111.00
1923 93.00 89.00 86.00 80.00 102.00 101.00 96.00 95.00 100.00 97.00 86.00 80.00 102.00
1924 79.00 88.00 82.00 90.00 97.00 96.00 97.00 96.00 106.00 94.00 97.00 85.00 106.00
1925 80.00 87.00 89.00 93.00 87.00 101.00 102.00 97.00 101.00 91.00 85.00 82.00 102.00
1926 79.00 88.00 89.00 83.00 93.00 105.00 98.00 101.00 92.00 99.00 98.00 79.00 105.00
1927 81.00 75.00 85.00 92.00 103.00 96.00 101.00 96.00 94.00 101.00 91.00 86.00 103.00
1928 87.00 82.00 85.00 90.00 98.00 91.00 97.00 98.00 108.00 94.00 86.00 83.00 108.00
1929 80.00 80.00 85.00 85.00 97.00 104.00 102.00 g 107.00 111.00 104.00 95.00 85.00 111.00
1930 81.00 90.00 90.00 92.00 88.00 95.00 105.00 101.00 103.00 99.00 95.00 79.00 105.00
1931 87.00 76.00 92.00 92.00 92.00 97.00 100.00 102.00 97.00 96.00 90.00 74.00 102.00
1932 75.00 85.00 87.00 94.00 93.00 97.00 92.00 96.00 97.00 85.00 90.00 77.00 97.00
1933 82.00 75.00 82.00 84.00 85.00 93.00 99.00 98.00 93.00 102.00 97.00 83.00 102.00
1934 81.00 82.00 93.00 91.00 101.00 83.00 110.00 93.00 103.00 95.00 94.00 77.00 110.00
1935 82.00 83.00 82.00 89.00 91.00 88.00 101.00 102.00 101.00 92.00 84.00 82.00 102.00
1936 82.00 80.00 93.00 92.00 92.00 97.00 101.00 101.00 102.00 101.00 94.00 79.00 102.00
1937 63.00 76.00 82.00 90.00 94.00 105.00 104.00 99.00 105.00 96.00 87.00 85.00 105.00
1938 85.00 78.00 74.00 94.00 94.00 92.00 95.00 96.00 102.00 93.00 88.00 95.00 102.00
1939 79.00 74.00 79.00 94.00 97.00 95.00 100.00 101.00 105.00 99.00 88.00 89.00 105.00
1940 79.00 80.00 86.00 105.00 95.00 88.00 105.00 101.00 96.00 104.00 90.00 91.00 105.00
1941 75.00 80.00 85.00 75.00 94.00 a 94.00 100.00 100.00 99.00 95.00 93.00 81.00 100.00
1942 83.00 a 75.00 82.00 85.00 101.00 a 92.00 a 104.00 99.00 99.00 96.00 93.00 85.00 104.00
1943 85.00 87.00 82.00 89.00 91.00 a 95.00 103.00 a 95.00 102.00 a 97.00 94.00 83.00 103.00
1944 85.00 75.00 86.00 79.00 95.00 90.00 94.00 107.00 109.00 92.00 77.00 87.00 109.00
1945 79.00 a 84.00 a 84.00 87.00 85.00 e 90.00 b 96.00 b 102.00 105.00 99.00 95.00 84.00 105.00
1946 85.00 78.00 89.00 90.00 83.00 98.00 a 95.00 99.00 105.00 a 96.00 82.00 82.00 105.00
1947 85.00 88.00 91.00 94.00 a 100.00 90.00 101.00 102.00 106.00 94.00 82.00 86.00 106.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z 98.00 a 99.00 107.00 99.00 90.00 f 82.00 107.00
1949 68.00 79.00 77.00 93.00 91.00 95.00 92.00 99.00 105.00 95.00 d 97.00 85.00 105.00
1950 81.00 80.00 86.00 91.00 87.00 96.00 94.00 98.00 96.00 106.00 98.00 91.00 106.00
1951 89.00 84.00 90.00 85.00 87.00 89.00 98.00 103.00 101.00 97.00 87.00 80.00 103.00
1952 77.00 87.00 87.00 92.00 91.00 87.00 c 98.00 a 97.00 103.00 96.00 93.00 84.00 103.00
1953 92.00 91.00 89.00 84.00 95.00 93.00 99.00 93.00 102.00 101.00 94.00 91.00 102.00
1954 92.00 93.00 ----- z ----- z 85.00 w 87.00 101.00 100.00 101.00 102.00 90.00 86.00 102.00
1955 81.00 85.00 90.00 90.00 91.00 96.00 95.00 111.00 113.00 95.00 93.00 79.00 113.00
1956 78.00 k 74.00 88.00 84.00 101.00 102.00 b 95.00 105.00 108.00 93.00 95.00 85.00 108.00
1957 75.00 88.00 86.00 85.00 85.00 a 104.00 110.00 100.00 96.00 a 88.00 83.00 85.00 110.00
1958 82.00 83.00 71.00 93.00 92.00 92.00 104.00 99.00 101.00 107.00 87.00 91.00 107.00
1959 87.00 81.00 89.00 96.00 84.00 98.00 106.00 104.00 102.00 100.00 h ----- z ----- z 106.00
Period of Record Statistics
MEAN 81.60 82.48 85.79 89.39 91.82 95.39 99.60 100.00 101.92 97.17 90.90 84.12 104.83
S.D. 5.65 5.63 5.02 5.74 6.47 5.83 4.12 3.71 5.00 4.80 4.86 5.16 3.44
SKEW -0.62 0.53 -0.57 0.02 -0.05 0.51 0.45 0.59 -0.06 -0.15 -0.56 -0.18 0.35
MAX 93.00 100.00 96.00 105.00 106.00 113.00 110.00 111.00 113.00 107.00 98.00 96.00 113.00
MIN 63.00 74.00 71.00 75.00 79.00 83.00 92.00 93.00 92.00 85.00 77.00 70.00 97.00
NO YRS 55 58 56 57 56 59 58 59 60 60 58 60 48