RIGGINS st,

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(107706)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201203
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
1896 ----- z ----- z 3.00 23.00 32.00 39.00 44.00 42.00 32.00 28.00 -13.00 14.00 -13.00
1897 -3.00 20.00 11.00 29.00 35.00 22.00 40.00 43.00 37.00 26.00 21.00 10.00 -3.00
1898 11.00 23.00 12.00 28.00 32.00 36.00 41.00 47.00 31.00 27.00 15.00 5.00 5.00
1899 3.00 -12.00 20.00 27.00 a 28.00 34.00 42.00 40.00 37.00 29.00 26.00 19.00 -12.00
1900 11.00 6.00 a 27.00 31.00 36.00 40.00 39.00 40.00 28.00 21.00 14.00 16.00 6.00
1901 7.00 12.00 24.00 26.00 33.00 31.00 39.00 45.00 34.00 34.00 22.00 20.00 7.00
1902 0.00 3.00 20.00 26.00 31.00 37.00 39.00 40.00 32.00 32.00 26.00 17.00 0.00
1903 18.00 8.00 21.00 26.00 34.00 43.00 44.00 47.00 33.00 29.00 23.00 20.00 8.00
1904 13.00 23.00 24.00 29.00 33.00 35.00 47.00 44.00 40.00 33.00 28.00 14.00 13.00
1905 15.00 -3.00 30.00 30.00 32.00 ----- z ----- z ----- z 36.00 22.00 21.00 17.00 -3.00
1906 16.00 20.00 3.00 a 31.00 33.00 39.00 50.00 47.00 37.00 23.00 21.00 q 20.00 i 3.00
1907 5.00 25.00 b 26.00 a 27.00 34.00 39.00 b 47.00 41.00 34.00 31.00 ----- z 13.00 5.00
1908 15.00 a 5.00 24.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 5.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1912 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1913 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1914 ----- z -2.00 a 27.00 29.00 b 31.00 d 32.00 a 42.00 g 45.00 x 36.00 o 33.00 23.00 a 6.00 -2.00
1915 9.00 i 21.00 24.00 31.00 33.00 40.00 ----- z 53.00 q 33.00 j 30.00 14.00 0.00 a 0.00
1916 ----- z ----- z 25.00 f 29.00 g 29.00 c 34.00 h 42.00 s ----- z 32.00 h 25.00 10.00 t 2.00 a 2.00
1917 3.00 a 10.00 m 6.00 c 26.00 30.00 31.00 ----- z ----- z 40.00 u 23.00 h 27.00 b 25.00 a 3.00
1918 5.00 a 7.00 ----- z 27.00 s 32.00 l ----- z ----- z ----- z ----- z ----- z ----- z ----- z 5.00
1919 4.00 24.00 f ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 4.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z 36.00 u ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.00 z ----- z ----- z 27.00 z 27.00
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.00 u 29.00 e 20.00 20.00
1938 20.00 j 24.00 b 28.00 b 26.00 b 35.00 j 36.00 51.00 46.00 44.00 50.00 z 16.00 o 19.00 x 16.00
1939 ----- z ----- z 11.00 29.00 r 38.00 39.00 50.00 48.00 39.00 31.00 27.00 19.00 11.00
1940 17.00 25.00 27.00 30.00 36.00 45.00 e 51.00 51.00 45.00 35.00 18.00 13.00 13.00
1941 16.00 d 28.00 24.00 32.00 37.00 44.00 53.00 44.00 34.00 32.00 21.00 13.00 13.00
1942 -3.00 10.00 25.00 c 33.00 33.00 40.00 49.00 f 47.00 ----- z 31.00 d 29.00 19.00 -3.00
1943 -6.00 21.00 20.00 34.00 32.00 40.00 a 46.00 46.00 41.00 30.00 25.00 20.00 -6.00
1944 15.00 21.00 14.00 32.00 36.00 a 44.00 46.00 49.00 39.00 39.00 20.00 8.00 8.00
1945 17.00 a 17.00 b 13.00 26.00 a 37.00 39.00 51.00 46.00 40.00 35.00 c 22.00 12.00 12.00
1946 18.00 19.00 29.00 a 33.00 38.00 38.00 h 47.00 a 48.00 38.00 f 28.00 c 25.00 e 11.00 11.00
1947 4.00 18.00 20.00 31.00 34.00 a 40.00 51.00 47.00 40.00 a 34.00 b 22.00 14.00 4.00
1948 15.00 6.00 a 14.00 28.00 35.00 48.00 49.00 41.00 35.00 30.00 e 22.00 b 4.00 4.00
1949 -4.00 11.00 25.00 30.00 30.00 41.00 45.00 48.00 41.00 22.00 g 26.00 13.00 b -4.00
1950 -5.00 -3.00 16.00 25.00 c 31.00 36.00 47.00 50.00 36.00 f 28.00 24.00 b 28.00 -5.00
1951 3.00 12.00 a 20.00 25.00 36.00 37.00 50.00 47.00 43.00 26.00 25.00 14.00 3.00
1952 15.00 17.00 25.00 27.00 38.00 a 40.00 48.00 49.00 42.00 37.00 15.00 j 20.00 b 15.00
1953 33.00 b 22.00 b 27.00 a 27.00 34.00 b 40.00 b 50.00 44.00 40.00 32.00 j 28.00 n 31.00 z 22.00
1954 9.00 a 24.00 20.00 a 30.00 a 31.00 b 38.00 e 48.00 44.00 34.00 a 32.00 h ----- z ----- z 9.00
1955 16.00 d 14.00 d 16.00 e 29.00 e 32.00 b 33.00 43.00 50.00 37.00 a 33.00 c -2.00 f 14.00 c -2.00
1956 4.00 c -3.00 17.00 b ----- z 32.00 40.00 b 44.00 47.00 g 36.00 f 26.00 b 20.00 10.00 -3.00
1957 -10.00 13.00 23.00 28.00 b 41.00 44.00 48.00 48.00 40.00 d 32.00 a 20.00 a 22.00 a -10.00
1958 18.00 b 26.00 a 24.00 k 31.00 35.00 42.00 c 46.00 51.00 34.00 d 32.00 a 15.00 b 24.00 15.00
1959 0.00 b 26.00 f 26.00 a 26.00 32.00 41.00 43.00 48.00 37.00 31.00 b 7.00 m 12.00 0.00
1960 ----- z 2.00 e 36.00 x 26.00 e 33.00 a 43.00 51.00 45.00 a 38.00 32.00 22.00 20.00 2.00
1961 20.00 30.00 30.00 26.00 37.00 49.00 52.00 58.00 34.00 a 30.00 22.00 8.00 8.00
1962 -1.00 b 6.00 k 21.00 k 32.00 i 38.00 40.00 48.00 47.00 44.00 36.00 30.00 17.00 -1.00
1963 -6.00 26.00 23.00 c 28.00 f 40.00 47.00 a 46.00 52.00 45.00 28.00 26.00 13.00 -6.00
1964 16.00 19.00 26.00 26.00 32.00 45.00 52.00 45.00 43.00 34.00 21.00 -8.00 -8.00
1965 12.00 14.00 14.00 32.00 33.00 44.00 47.00 43.00 30.00 33.00 28.00 16.00 12.00
1966 15.00 16.00 19.00 30.00 35.00 39.00 47.00 49.00 46.00 32.00 f 28.00 24.00 15.00
1967 23.00 24.00 20.00 29.00 30.00 43.00 52.00 54.00 41.00 25.00 18.00 7.00 b 7.00
1968 15.00 18.00 27.00 23.00 35.00 a 47.00 a 36.00 37.00 38.00 c 34.00 29.00 -4.00 a -4.00
1969 2.00 c 24.00 21.00 a 34.00 35.00 b 39.00 50.00 48.00 40.00 24.00 22.00 22.00 2.00
1970 14.00 28.00 26.00 29.00 35.00 44.00 50.00 44.00 31.00 26.00 20.00 12.00 12.00
1971 14.00 17.00 17.00 28.00 37.00 40.00 42.00 48.00 37.00 16.00 20.00 16.00 14.00
1972 4.00 8.00 27.00 18.00 33.00 44.00 50.00 51.00 36.00 27.00 24.00 -5.00 -5.00
1973 4.00 25.00 28.00 28.00 34.00 41.00 45.00 47.00 40.00 29.00 27.00 25.00 4.00
1974 2.00 25.00 25.00 32.00 30.00 41.00 48.00 47.00 38.00 28.00 25.00 14.00 2.00
1975 10.00 16.00 16.00 23.00 34.00 a 40.00 51.00 48.00 n 38.00 g 27.00 15.00 17.00 10.00
1976 10.00 8.00 15.00 a 21.00 38.00 39.00 49.00 45.00 40.00 32.00 16.00 18.00 8.00
1977 9.00 22.00 26.00 31.00 35.00 45.00 46.00 44.00 38.00 34.00 11.00 16.00 9.00
1978 9.00 24.00 24.00 33.00 36.00 40.00 50.00 44.00 35.00 24.00 15.00 -3.00 -3.00
1979 -7.00 5.00 21.00 30.00 35.00 40.00 42.00 m ----- z ----- z ----- z ----- z ----- z -7.00
1980 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 22.00 g 24.00 e 22.00
1981 21.00 a 19.00 a 29.00 30.00 35.00 41.00 43.00 a 52.00 a 38.00 29.00 b 27.00 b 22.00 c 19.00
1982 8.00 5.00 a 29.00 e 29.00 c 25.00 c 39.00 b ----- z 52.00 36.00 e 31.00 20.00 c 15.00 l 5.00
1983 16.00 21.00 30.00 29.00 35.00 ----- z 45.00 l 54.00 34.00 c 37.00 q 27.00 -6.00 -6.00
1984 12.00 26.00 b 31.00 b 32.00 34.00 40.00 c 50.00 f ----- z 20.00 h ----- z ----- z 15.00 b 12.00
1985 15.00 10.00 26.00 32.00 32.00 47.00 59.00 50.00 33.00 25.00 5.00 11.00 5.00
1986 23.00 20.00 32.00 32.00 36.00 48.00 45.00 54.00 40.00 32.00 18.00 20.00 18.00
1987 10.00 23.00 23.00 31.00 39.00 40.00 49.00 42.00 37.00 30.00 21.00 13.00 10.00
1988 7.00 16.00 25.00 30.00 31.00 42.00 48.00 49.00 37.00 31.00 24.00 13.00 7.00
1989 12.00 -6.00 16.00 32.00 36.00 42.00 49.00 42.00 ----- z 26.00 b 20.00 18.00 -6.00
1990 26.00 18.00 30.00 36.00 37.00 40.00 40.00 52.00 42.00 j 30.00 30.00 -4.00 -4.00
1991 8.00 30.00 30.00 29.00 ----- z 41.00 47.00 52.00 42.00 24.00 22.00 24.00 8.00
1992 24.00 28.00 33.00 32.00 36.00 46.00 38.00 36.00 38.00 36.00 22.00 13.00 13.00
1993 10.00 9.00 27.00 34.00 38.00 43.00 46.00 42.00 35.00 32.00 10.00 24.00 9.00
1994 22.00 17.00 24.00 34.00 37.00 39.00 46.00 51.00 44.00 i 31.00 19.00 17.00 17.00
1995 14.00 16.00 22.00 30.00 37.00 43.00 47.00 45.00 39.00 25.00 22.00 17.00 14.00
1996 8.00 -4.00 a 22.00 31.00 34.00 38.00 48.00 50.00 33.00 27.00 28.00 18.00 -4.00
1997 12.00 21.00 21.00 28.00 33.00 47.00 40.00 50.00 40.00 30.00 21.00 20.00 12.00
1998 17.00 25.00 24.00 a 33.00 39.00 44.00 54.00 48.00 42.00 28.00 30.00 3.00 3.00
1999 21.00 15.00 25.00 26.00 30.00 34.00 42.00 a 40.00 34.00 a 28.00 30.00 23.00 15.00
2000 21.00 26.00 a 29.00 d 30.00 b 38.00 c 38.00 c 43.00 47.00 33.00 a 34.00 f 20.00 17.00 a 17.00
2001 21.00 18.00 23.00 29.00 a 32.00 a 43.00 54.00 54.00 43.00 35.00 30.00 20.00 a 18.00
2002 14.00 19.00 21.00 30.00 34.00 42.00 51.00 48.00 42.00 20.00 17.00 17.00 14.00
2003 25.00 20.00 26.00 a 31.00 33.00 44.00 54.00 50.00 41.00 24.00 a 17.00 a 15.00 15.00
2004 1.00 26.00 b 29.00 b 34.00 c 36.00 f 43.00 48.00 51.00 c 44.00 a 34.00 e 19.00 21.00 1.00
2005 19.00 21.00 a 28.00 30.00 40.00 43.00 b 50.00 c 46.00 41.00 36.00 24.00 6.00 6.00
2006 26.00 9.00 26.00 33.00 33.00 47.00 51.00 43.00 39.00 20.00 7.00 19.00 7.00
2007 8.00 11.00 23.00 27.00 35.00 42.00 55.00 49.00 39.00 26.00 21.00 14.00 8.00
2008 11.00 23.00 24.00 29.00 33.00 40.00 48.00 46.00 39.00 30.00 27.00 5.00 5.00
2009 11.00 22.00 19.00 i 31.00 34.00 44.00 50.00 48.00 43.00 22.00 24.00 e 3.00 3.00
2010 27.00 a 21.00 26.00 29.00 36.00 39.00 47.00 45.00 42.00 h 37.00 o 7.00 n 21.00 k 7.00
2011 ----- z ----- z ----- z ----- z ----- z 45.00 u 47.00 h ----- z 47.00 m 41.00 w ----- z ----- z 41.00
2012 ----- z ----- z 22.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 22.00
Period of Record Statistics
MEAN 11.07 16.12 22.63 29.20 34.25 40.64 47.22 46.89 37.97 29.27 21.53 13.92 6.70
S.D. 8.86 9.31 6.24 3.19 2.90 4.33 4.37 4.14 3.97 4.45 6.67 7.94 7.09
SKEW -0.19 -0.89 -1.08 -0.70 -0.19 -1.06 -0.29 -0.14 -0.19 -0.42 -2.10 -0.90 -0.69
MAX 33.00 30.00 33.00 36.00 41.00 49.00 59.00 58.00 46.00 39.00 30.00 28.00 18.00
MIN -10.00 -12.00 3.00 18.00 25.00 22.00 36.00 36.00 28.00 16.00 -13.00 -8.00 -12.00
NO YRS 84 84 84 83 85 84 78 79 73 77 77 83 43