GRANITE REEF DAM, st

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(023621)

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197909
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
1893 31.00 33.00 ----- z ----- z ----- z 54.00 n 75.00 75.00 f 61.00 52.00 42.00 36.00 f 31.00
1894 32.00 32.00 36.00 43.00 52.00 57.00 ----- z 72.00 55.00 45.00 b ----- z ----- z 32.00
1895 ----- z 29.00 36.00 46.00 ----- z 49.00 ----- z 60.00 c 62.00 55.00 ----- z ----- z 29.00
1896 ----- z ----- z ----- z 36.00 42.00 53.00 63.00 a 66.00 60.00 d 48.00 a ----- z ----- z 36.00
1897 ----- z ----- z 31.00 f 36.00 50.00 a 54.00 66.00 70.00 j 61.00 49.00 34.00 d 26.00 b 26.00
1898 26.00 39.00 33.00 40.00 48.00 66.00 a 70.00 ----- z ----- z 40.00 b 29.00 26.00 26.00
1899 28.00 25.00 ----- z ----- z ----- z ----- z 68.00 d 58.00 64.00 40.00 47.00 30.00 c 25.00
1900 31.00 e 30.00 36.00 46.00 50.00 58.00 70.00 60.00 48.00 39.00 41.00 26.00 26.00
1901 26.00 29.00 35.00 38.00 a 48.00 57.00 68.00 68.00 55.00 46.00 44.00 22.00 a 22.00
1902 31.00 29.00 36.00 46.00 a 50.00 56.00 61.00 68.00 c 60.00 55.00 39.00 39.00 29.00
1903 33.00 29.00 35.00 40.00 46.00 60.00 a 65.00 70.00 55.00 a 46.00 a 40.00 a 30.00 29.00
1904 25.00 c 35.00 38.00 38.00 49.00 a 59.00 t 68.00 o 69.00 50.00 45.00 38.00 f 35.00 25.00
1905 38.00 32.00 38.00 44.00 42.00 53.00 64.00 70.00 52.00 43.00 29.00 25.00 25.00
1906 25.00 37.00 29.00 35.00 46.00 53.00 69.00 65.00 54.00 34.00 26.00 ----- z 25.00
1907 ----- z ----- z ----- z 46.00 w 45.00 50.00 64.00 64.00 50.00 49.00 36.00 29.00 29.00
1908 34.00 31.00 37.00 43.00 46.00 43.00 57.00 68.00 57.00 42.00 32.00 34.00 31.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z 73.00 u 72.00 60.00 38.00 38.00 25.00 25.00
1910 25.00 29.00 43.00 48.00 49.00 58.00 62.00 69.00 60.00 50.00 39.00 30.00 25.00
1911 24.00 32.00 40.00 38.00 45.00 55.00 64.00 65.00 63.00 46.00 28.00 24.00 24.00
1912 25.00 30.00 38.00 a 38.00 48.00 a 58.00 58.00 67.00 52.00 42.00 37.00 29.00 25.00
1913 13.00 33.00 32.00 39.00 42.00 49.00 61.00 62.00 49.00 44.00 38.00 31.00 13.00
1914 30.00 30.00 38.00 a 42.00 45.00 56.00 69.00 66.00 62.00 50.00 42.00 31.00 30.00
1915 27.00 31.00 35.00 41.00 42.00 54.00 58.00 65.00 50.00 44.00 32.00 b 26.00 26.00
1916 28.00 30.00 36.00 44.00 45.00 48.00 62.00 62.00 54.00 44.00 a 28.00 23.00 23.00
1917 32.00 32.00 30.00 35.00 47.00 54.00 68.00 62.00 56.00 45.00 35.00 30.00 30.00
1918 26.00 33.00 39.00 39.00 46.00 70.00 s 70.00 67.00 j 55.00 h 42.00 31.00 31.00 26.00
1919 26.00 33.00 33.00 44.00 53.00 55.00 70.00 70.00 60.00 43.00 30.00 35.00 26.00
1920 33.00 38.00 35.00 39.00 44.00 54.00 65.00 59.00 51.00 41.00 35.00 27.00 27.00
1921 27.00 32.00 g 41.00 37.00 44.00 53.00 67.00 69.00 59.00 44.00 33.00 33.00 27.00
1922 28.00 29.00 29.00 33.00 44.00 53.00 69.00 72.00 63.00 43.00 30.00 33.00 28.00
1923 31.00 29.00 34.00 40.00 49.00 52.00 68.00 71.00 52.00 40.00 34.00 30.00 29.00
1924 28.00 30.00 34.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 24.00 b 24.00
1925 25.00 37.00 32.00 40.00 51.00 a 55.00 j 83.00 j 78.00 58.00 51.00 a 31.00 a 29.00 25.00
1926 25.00 32.00 33.00 f 47.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z 27.00 b 25.00
1927 33.00 34.00 36.00 39.00 45.00 52.00 65.00 69.00 55.00 47.00 n 40.00 a 27.00 27.00
1928 25.00 30.00 37.00 35.00 50.00 54.00 58.00 64.00 53.00 ----- z 30.00 a 28.00 25.00
1929 26.00 28.00 30.00 35.00 n 44.00 a 50.00 70.00 a 70.00 c 58.00 a ----- z ----- z 27.00 c 26.00
1930 25.00 36.00 f 35.00 40.00 42.00 50.00 65.00 64.00 m 46.00 p 39.00 42.00 v 20.00 h 20.00
1931 27.00 e 32.00 d 30.00 44.00 48.00 52.00 60.00 60.00 51.00 41.00 28.00 m 23.00 i 23.00
1932 18.00 n 25.00 27.00 g 35.00 36.00 47.00 g 60.00 c 56.00 56.00 39.00 a 31.00 p 16.00 j 16.00
1933 22.00 17.00 27.00 c 27.00 31.00 a 43.00 k 55.00 b 58.00 50.00 ----- z 25.00 16.00 16.00
1934 34.00 w 34.00 44.00 39.00 50.00 52.00 70.00 ----- z ----- z 44.00 n 29.00 29.00 29.00
1935 27.00 35.00 33.00 39.00 45.00 55.00 58.00 69.00 62.00 37.00 42.00 y 32.00 a 27.00
1936 30.00 ----- z 35.00 g 43.00 g 50.00 a 54.00 63.00 69.00 57.00 a ----- z ----- z 33.00 b 30.00
1937 20.00 31.00 37.00 41.00 50.00 53.00 f 65.00 h ----- z ----- z 49.00 a 37.00 n 34.00 c 20.00
1938 30.00 34.00 35.00 36.00 46.00 55.00 63.00 62.00 62.00 40.00 l 30.00 b 32.00 30.00
1939 30.00 26.00 b 30.00 e 43.00 51.00 54.00 64.00 68.00 e 55.00 46.00 48.00 o 28.00 a 26.00
1940 31.00 30.00 37.00 45.00 50.00 58.00 67.00 65.00 63.00 44.00 34.00 m 33.00 30.00
1941 30.00 31.00 a 38.00 37.00 48.00 50.00 55.00 60.00 48.00 41.00 34.00 n 25.00 25.00
1942 27.00 27.00 32.00 40.00 n ----- z ----- z 66.00 58.00 58.00 37.00 34.00 j 29.00 27.00
1943 29.00 27.00 34.00 39.00 40.00 49.00 l 59.00 66.00 57.00 40.00 32.00 d 30.00 27.00
1944 27.00 29.00 30.00 35.00 b 46.00 48.00 57.00 63.00 53.00 46.00 32.00 28.00 27.00
1945 29.00 33.00 34.00 34.00 48.00 50.00 64.00 66.00 49.00 44.00 29.00 28.00 m 28.00
1946 24.00 29.00 33.00 39.00 50.00 59.00 62.00 a 68.00 65.00 45.00 32.00 31.00 24.00
1947 24.00 32.00 35.00 42.00 52.00 55.00 67.00 68.00 61.00 44.00 29.00 27.00 24.00
1948 22.00 e 25.00 32.00 a 39.00 48.00 d 52.00 s 68.00 d 70.00 58.00 40.00 30.00 27.00 22.00
1949 21.00 27.00 32.00 32.00 a 50.00 a 49.00 i 68.00 t 59.00 62.00 35.00 39.00 27.00 a 21.00
1950 19.00 a 33.00 38.00 42.00 44.00 50.00 63.00 65.00 ----- z 51.00 41.00 34.00 19.00
1951 24.00 33.00 33.00 38.00 49.00 52.00 a 65.00 b 69.00 f 62.00 r 44.00 37.00 a 28.00 24.00
1952 27.00 27.00 33.00 f 47.00 49.00 57.00 b 62.00 a 71.00 53.00 50.00 b 40.00 u 31.00 27.00
1953 31.00 c 25.00 33.00 a 35.00 41.00 a 51.00 n 72.00 f 66.00 f 54.00 e 39.00 b 29.00 e 20.00 20.00
1954 32.00 d 36.00 a 30.00 a 45.00 e 42.00 c 50.00 72.00 63.00 c 61.00 d 45.00 f 41.00 s 33.00 f 30.00
1955 26.00 e 24.00 32.00 34.00 e 41.00 e 49.00 f 60.00 e 70.00 e 65.00 l 53.00 f 34.00 i 33.00 g 24.00
1956 33.00 26.00 e 29.00 g 39.00 f 47.00 g 60.00 f 62.00 g 59.00 m 63.00 j 41.00 h 32.00 h 32.00 e 26.00
1957 36.00 h 37.00 d 38.00 d 43.00 e 52.00 w 59.00 f 69.00 h 61.00 i 55.00 f 49.00 g 30.00 l 28.00 a 28.00
1958 26.00 m 31.00 i 37.00 i 40.00 f 51.00 i 57.00 n 63.00 e 70.00 g 62.00 i 50.00 e 30.00 i 29.00 g 26.00
1959 28.00 h 28.00 l 35.00 h 43.00 h 41.00 g 57.00 e 72.00 k 70.00 e 54.00 d 43.00 f 33.00 r 30.00 e 28.00
1960 27.00 f 24.00 i 32.00 e 34.00 e 45.00 i 57.00 g 63.00 k 68.00 d 51.00 e 51.00 p 33.00 j 22.00 f 22.00
1961 33.00 f 33.00 d 38.00 d 41.00 h ----- z ----- z 63.00 e 65.00 j 56.00 f 34.00 e 31.00 k 31.00 l 31.00
1962 20.00 e 32.00 e 33.00 f 44.00 l ----- z ----- z ----- z 66.00 i 62.00 m 48.00 e 33.00 g 31.00 f 20.00
1963 20.00 33.00 32.00 38.00 42.00 d 50.00 g 66.00 c ----- z ----- z ----- z ----- z ----- z 20.00
1964 19.00 27.00 27.00 ----- z 42.00 52.00 67.00 h 62.00 h 52.00 g 51.00 f 32.00 i 31.00 d 19.00
1965 31.00 d 29.00 32.00 g 43.00 f 48.00 j 52.00 d 60.00 b 68.00 j 48.00 d 46.00 40.00 d 24.00 e 24.00
1966 28.00 27.00 31.00 42.00 46.00 55.00 67.00 63.00 60.00 43.00 40.00 d 28.00 27.00
1967 26.00 33.00 ----- z ----- z 33.00 52.00 62.00 69.00 s 62.00 45.00 f 41.00 b 24.00 24.00
1968 33.00 33.00 e 34.00 ----- z 47.00 57.00 52.00 d 61.00 54.00 ----- z 35.00 i 27.00 27.00
1969 31.00 31.00 31.00 c 43.00 43.00 58.00 64.00 74.00 66.00 44.00 d 38.00 d 30.00 30.00
1970 27.00 31.00 35.00 a 36.00 b 47.00 54.00 62.00 a 71.00 57.00 40.00 a 36.00 c 33.00 27.00
1971 22.00 28.00 23.00 42.00 47.00 53.00 66.00 b 66.00 55.00 33.00 35.00 27.00 22.00
1972 29.00 29.00 34.00 40.00 49.00 59.00 67.00 68.00 a 57.00 43.00 37.00 23.00 23.00
1973 25.00 30.00 38.00 39.00 a 49.00 54.00 63.00 66.00 55.00 42.00 34.00 29.00 25.00
1974 29.00 29.00 a 33.00 40.00 44.00 55.00 63.00 65.00 57.00 44.00 35.00 23.00 23.00
1975 26.00 27.00 30.00 37.00 38.00 55.00 62.00 61.00 57.00 36.00 33.00 25.00 25.00
1976 21.00 a 39.00 35.00 f 39.00 k 54.00 j 55.00 h 64.00 k 62.00 e 58.00 a 44.00 32.00 32.00 21.00
1977 30.00 28.00 b 29.00 35.00 45.00 a 57.00 69.00 68.00 57.00 47.00 a 35.00 25.00 b 25.00
1978 29.00 b 33.00 42.00 i 38.00 g 48.00 ----- z 76.00 y 62.00 d 50.00 b ----- z 36.00 d 19.00 q 19.00
1979 ----- z ----- z ----- z ----- z 41.00 g 53.00 f 55.00 b 57.00 b 58.00 ----- z ----- z ----- z 41.00
Period of Record Statistics
MEAN 27.16 30.62 34.12 39.48 45.91 53.92 63.96 65.76 56.43 43.64 34.57 28.51 25.48
S.D. 4.27 3.74 3.80 4.12 4.24 3.62 4.57 4.59 4.63 4.85 4.91 3.92 3.56
SKEW -0.46 -0.30 -0.04 -0.15 -1.13 0.13 -0.26 -0.10 -0.05 0.07 0.26 -0.27 -1.37
MAX 38.00 39.00 44.00 48.00 53.00 66.00 75.00 78.00 66.00 55.00 47.00 39.00 31.00
MIN 13.00 17.00 23.00 27.00 31.00 43.00 52.00 56.00 48.00 33.00 25.00 16.00 13.00
NO YRS 74 76 68 67 70 60 69 67 70 66 56 69 27