CASA GRANDE, :

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(021306)

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 200907
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
1898 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1899 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1900 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1902 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1903 ----- z ----- z ----- z ----- z ----- z ----- z 70.00 f ----- z 55.00 e 45.00 37.00 26.00 26.00
1904 21.00 ----- z ----- z 37.00 46.00 58.00 63.00 67.00 ----- z 34.00 24.00 28.00 21.00
1905 30.00 25.00 a 40.00 40.00 40.00 60.00 68.00 73.00 50.00 47.00 32.00 25.00 25.00
1906 24.00 34.00 33.00 28.00 52.00 64.00 71.00 65.00 57.00 25.00 ----- z 17.00 a 17.00
1907 ----- z 21.00 ----- z 29.00 47.00 40.00 69.00 60.00 60.00 45.00 29.00 21.00 21.00
1908 23.00 19.00 30.00 37.00 45.00 48.00 60.00 57.00 40.00 a ----- z ----- z 30.00 19.00
1909 32.00 30.00 38.00 40.00 50.00 36.00 ----- z ----- z ----- z ----- z ----- z ----- z 30.00
1910 ----- z 25.00 38.00 40.00 48.00 53.00 ----- z ----- z ----- z ----- z ----- z ----- z 25.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z 63.00 ----- z 60.00 ----- z ----- z 37.00 37.00
1912 ----- z 24.00 27.00 38.00 46.00 ----- z 52.00 p ----- z 45.00 u ----- z ----- z ----- z 24.00
1913 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z 26.00 c 34.00 46.00 55.00 75.00 r ----- z ----- z ----- z ----- z 32.00 y 26.00
1918 ----- z ----- z ----- z ----- z 48.00 i 56.00 67.00 60.00 56.00 40.00 28.00 29.00 28.00
1919 19.00 28.00 33.00 45.00 54.00 55.00 a 69.00 f 68.00 58.00 36.00 28.00 ----- z 19.00
1920 28.00 34.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 21.00 a 21.00
1921 22.00 26.00 33.00 c 34.00 42.00 a 51.00 g 65.00 m 74.00 z 51.00 m 52.00 n ----- z ----- z 22.00
1922 18.00 d ----- z 27.00 b 34.00 a 40.00 n ----- z 71.00 g 71.00 g 61.00 f 34.00 b 27.00 e 29.00 c 18.00
1923 23.00 b 26.00 c 29.00 e 35.00 c 45.00 e ----- z ----- z ----- z ----- z ----- z ----- z ----- z 23.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z 74.00 s 65.00 64.00 52.00 44.00 27.00 24.00 24.00
1926 22.00 a 30.00 33.00 43.00 46.00 46.00 59.00 61.00 57.00 44.00 ----- z 23.00 22.00
1927 27.00 b 31.00 32.00 39.00 45.00 49.00 66.00 68.00 48.00 41.00 36.00 a 25.00 b 25.00
1928 20.00 c 28.00 32.00 33.00 50.00 52.00 63.00 61.00 ----- z 36.00 ----- z 19.00 b 19.00
1929 20.00 21.00 29.00 32.00 a 43.00 49.00 69.00 69.00 59.00 30.00 26.00 22.00 20.00
1930 21.00 28.00 31.00 38.00 40.00 48.00 70.00 65.00 49.00 40.00 26.00 19.00 19.00
1931 20.00 33.00 28.00 46.00 46.00 57.00 68.00 65.00 50.00 40.00 24.00 18.00 18.00
1932 17.00 i 23.00 31.00 38.00 j 44.00 49.00 69.00 63.00 59.00 37.00 32.00 21.00 17.00
1933 23.00 19.00 29.00 32.00 h 39.00 50.00 67.00 64.00 56.00 46.00 29.00 22.00 19.00
1934 23.00 31.00 39.00 34.00 50.00 50.00 71.00 69.00 49.00 38.00 26.00 21.00 21.00
1935 20.00 27.00 28.00 32.00 46.00 55.00 56.00 68.00 59.00 29.00 b 26.00 24.00 20.00
1936 22.00 h 26.00 b 32.00 31.00 46.00 51.00 62.00 d 69.00 a 47.00 h 43.00 34.00 25.00 22.00
1937 17.00 26.00 34.00 38.00 48.00 54.00 67.00 62.00 57.00 c 45.00 32.00 30.00 17.00
1938 25.00 27.00 30.00 36.00 42.00 55.00 60.00 57.00 62.00 j 34.00 22.00 27.00 22.00
1939 25.00 22.00 26.00 h 42.00 a ----- z 57.00 d 67.00 68.00 k ----- z 39.00 x 41.00 40.00 m 22.00
1940 22.00 h 29.00 b 33.00 c 45.00 b 53.00 c 60.00 d 63.00 c 66.00 h 61.00 f 40.00 d 28.00 g 27.00 f 22.00
1941 27.00 e 33.00 e 37.00 35.00 48.00 a 56.00 61.00 a 65.00 b 45.00 38.00 24.00 25.00 24.00
1942 24.00 25.00 25.00 36.00 40.00 54.00 65.00 58.00 58.00 35.00 28.00 26.00 24.00
1943 21.00 23.00 41.00 v 38.00 43.00 51.00 59.00 69.00 58.00 38.00 27.00 27.00 21.00
1944 20.00 25.00 27.00 38.00 45.00 47.00 59.00 66.00 61.00 45.00 28.00 23.00 20.00
1945 23.00 30.00 b 32.00 32.00 47.00 53.00 64.00 62.00 48.00 ----- z 29.00 ----- z 23.00
1946 ----- z ----- z ----- z ----- z 51.00 59.00 66.00 68.00 61.00 39.00 29.00 27.00 27.00
1947 24.00 28.00 37.00 43.00 52.00 57.00 69.00 68.00 61.00 45.00 28.00 28.00 24.00
1948 22.00 22.00 27.00 39.00 49.00 58.00 71.00 68.00 60.00 42.00 28.00 23.00 22.00
1949 20.00 27.00 33.00 36.00 50.00 e 55.00 g 71.00 63.00 64.00 34.00 39.00 24.00 20.00
1950 17.00 29.00 32.00 b 41.00 b 41.00 e 50.00 c 68.00 65.00 56.00 48.00 33.00 31.00 17.00
1951 23.00 30.00 28.00 39.00 44.00 52.00 70.00 65.00 60.00 43.00 33.00 25.00 23.00
1952 24.00 27.00 33.00 45.00 53.00 60.00 67.00 69.00 52.00 48.00 30.00 29.00 24.00
1953 30.00 29.00 33.00 35.00 43.00 55.00 b 70.00 63.00 53.00 40.00 e 28.00 a 22.00 22.00
1954 25.00 32.00 28.00 44.00 38.00 50.00 70.00 60.00 60.00 36.00 31.00 15.00 15.00
1955 24.00 17.00 26.00 33.00 39.00 a 46.00 60.00 66.00 j 47.00 39.00 d ----- z ----- z 17.00
1956 ----- z 31.00 f 30.00 40.00 48.00 64.00 65.00 61.00 62.00 37.00 27.00 23.00 23.00
1957 31.00 32.00 37.00 40.00 48.00 59.00 69.00 62.00 55.00 45.00 29.00 28.00 28.00
1958 25.00 30.00 32.00 39.00 51.00 57.00 67.00 70.00 59.00 46.00 26.00 31.00 25.00
1959 25.00 28.00 34.00 50.00 46.00 62.00 69.00 68.00 54.00 41.00 33.00 31.00 25.00
1960 21.00 26.00 34.00 36.00 50.00 62.00 72.00 70.00 54.00 45.00 31.00 g 20.00 20.00
1961 30.00 i 32.00 35.00 40.00 54.00 54.00 67.00 67.00 52.00 37.00 30.00 29.00 29.00
1962 22.00 27.00 32.00 44.00 i 48.00 55.00 64.00 62.00 61.00 46.00 34.00 32.00 22.00
1963 20.00 34.00 33.00 38.00 44.00 56.00 65.00 69.00 62.00 50.00 37.00 26.00 20.00
1964 21.00 26.00 30.00 38.00 42.00 55.00 69.00 66.00 58.00 47.00 29.00 28.00 21.00
1965 28.00 27.00 29.00 41.00 b 42.00 a 56.00 70.00 68.00 47.00 46.00 32.00 c 31.00 27.00
1966 25.00 29.00 28.00 b 44.00 53.00 59.00 72.00 68.00 64.00 c 44.00 33.00 24.00 24.00
1967 20.00 28.00 32.00 40.00 42.00 54.00 68.00 67.00 58.00 40.00 33.00 26.00 20.00
1968 28.00 32.00 34.00 c 33.00 41.00 b 47.00 64.00 61.00 c 45.00 a 40.00 a 31.00 b 24.00 b 24.00
1969 25.00 27.00 a 30.00 b 39.00 44.00 58.00 b 66.00 a 70.00 a 62.00 41.00 a 35.00 29.00 25.00
1970 25.00 a 29.00 c 34.00 a 38.00 d 44.00 b 55.00 56.00 a 69.00 b 47.00 d 38.00 c 36.00 e 31.00 a 25.00
1971 19.00 e 31.00 b 27.00 e 41.00 e 39.00 d 49.00 c 61.00 c 57.00 i 51.00 d 29.00 e 33.00 d 28.00 n 19.00
1972 23.00 25.00 33.00 b 40.00 c 49.00 54.00 a 61.00 a 67.00 c 48.00 b 43.00 32.00 b ----- z 23.00
1973 28.00 31.00 a 35.00 39.00 46.00 57.00 66.00 70.00 53.00 38.00 30.00 a 25.00 b 25.00
1974 22.00 24.00 30.00 38.00 44.00 55.00 64.00 59.00 62.00 48.00 30.00 b 15.00 c 15.00
1975 20.00 26.00 29.00 35.00 a 36.00 b 55.00 62.00 59.00 52.00 31.00 29.00 27.00 20.00
1976 19.00 31.00 32.00 38.00 50.00 53.00 68.00 59.00 53.00 37.00 23.00 21.00 19.00
1977 23.00 24.00 24.00 31.00 40.00 55.00 69.00 67.00 55.00 45.00 34.00 ----- z 23.00
1978 27.00 29.00 ----- z 36.00 44.00 48.00 58.00 ----- z ----- z ----- z ----- z ----- z 27.00
1979 21.00 28.00 30.00 29.00 42.00 53.00 59.00 57.00 59.00 35.00 22.00 a 26.00 a 21.00
1980 29.00 28.00 34.00 34.00 44.00 52.00 68.00 61.00 55.00 34.00 b 28.00 28.00 a 28.00
1981 33.00 28.00 34.00 39.00 49.00 a 57.00 70.00 67.00 58.00 a 36.00 c 25.00 ----- z 25.00
1982 26.00 27.00 30.00 37.00 45.00 46.00 61.00 68.00 52.00 29.00 32.00 27.00 26.00
1983 26.00 31.00 36.00 32.00 44.00 53.00 63.00 63.00 63.00 50.00 25.00 31.00 25.00
1984 23.00 25.00 30.00 30.00 45.00 ----- z 65.00 63.00 61.00 42.00 27.00 29.00 23.00
1985 29.00 23.00 a 32.00 43.00 50.00 58.00 69.00 63.00 50.00 45.00 28.00 26.00 23.00
1986 32.00 27.00 38.00 40.00 42.00 64.00 61.00 65.00 48.00 40.00 33.00 32.00 27.00
1987 24.00 33.00 37.00 45.00 54.00 64.00 64.00 68.00 60.00 54.00 33.00 24.00 24.00
1988 28.00 35.00 31.00 42.00 46.00 53.00 73.00 70.00 53.00 56.00 32.00 22.00 22.00
1989 27.00 29.00 35.00 49.00 53.00 59.00 69.00 65.00 53.00 39.00 33.00 25.00 25.00
1990 28.00 24.00 32.00 46.00 53.00 60.00 68.00 65.00 60.00 49.00 l 32.00 k 23.00 23.00
1991 ----- z ----- z 33.00 37.00 43.00 56.00 67.00 67.00 59.00 35.00 35.00 30.00 30.00
1992 29.00 38.00 38.00 45.00 53.00 58.00 61.00 67.00 58.00 46.00 ----- z 28.00 28.00
1993 31.00 37.00 39.00 42.00 52.00 51.00 69.00 66.00 57.00 49.00 31.00 23.00 23.00
1994 28.00 26.00 40.00 44.00 a 51.00 63.00 69.00 75.00 61.00 44.00 29.00 30.00 26.00
1995 32.00 40.00 ----- z 40.00 48.00 54.00 69.00 70.00 59.00 46.00 39.00 32.00 32.00
1996 28.00 33.00 35.00 46.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.00
1997 ----- z 31.00 34.00 38.00 55.00 62.00 67.00 67.00 65.00 44.00 37.00 28.00 28.00
1998 32.00 34.00 33.00 36.00 47.00 57.00 ----- z 66.00 62.00 42.00 37.00 24.00 24.00
1999 30.00 b 33.00 39.00 c 37.00 b 47.00 b 51.00 a 70.00 b ----- z 61.00 f ----- z 31.00 f 29.00 b 29.00
2000 28.00 e 37.00 ----- z 43.00 k 51.00 i ----- z 71.00 s ----- z ----- z 44.00 b 27.00 26.00 26.00
2001 27.00 30.00 a 35.00 38.00 a 49.00 55.00 67.00 68.00 61.00 48.00 28.00 26.00 26.00
2002 24.00 24.00 26.00 41.00 46.00 59.00 70.00 61.00 53.00 43.00 33.00 28.00 24.00
2003 33.00 26.00 36.00 37.00 43.00 60.00 70.00 70.00 59.00 47.00 25.00 21.00 21.00
2004 24.00 28.00 37.00 44.00 51.00 55.00 57.00 62.00 50.00 46.00 q ----- z ----- z 24.00
2005 31.00 36.00 36.00 43.00 46.00 61.00 67.00 69.00 57.00 46.00 29.00 23.00 23.00
2006 23.00 31.00 34.00 44.00 54.00 59.00 71.00 67.00 58.00 43.00 27.00 25.00 23.00
2007 17.00 31.00 30.00 45.00 49.00 57.00 72.00 71.00 54.00 43.00 40.00 e 26.00 17.00
2008 26.00 29.00 38.00 n 44.00 45.00 61.00 72.00 72.00 67.00 j 39.00 g 37.00 28.00 26.00
2009 30.00 32.00 39.00 37.00 56.00 62.00 73.00 g ----- z ----- z ----- z ----- z ----- z 30.00
Period of Record Statistics
MEAN 24.69 28.39 32.39 38.61 46.55 54.82 66.06 65.49 55.78 41.15 30.36 25.65 22.40
S.D. 4.11 4.29 3.77 4.63 4.43 5.22 4.18 3.94 5.26 5.82 4.30 4.09 3.24
SKEW 0.19 0.05 0.04 -0.01 0.04 -0.67 -0.59 -0.30 -0.59 -0.31 0.34 -0.25 -0.45
MAX 33.00 40.00 40.00 50.00 56.00 64.00 73.00 75.00 65.00 56.00 41.00 37.00 28.00
MIN 17.00 17.00 24.00 28.00 36.00 36.00 56.00 57.00 40.00 25.00 22.00 15.00 15.00
NO YRS 86 92 88 92 93 90 88 83 82 84 80 83 43