STEVENS PASS, e:

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(458089)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199404
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
1939 ----- z -4.00 15.00 21.00 29.00 30.00 36.00 35.00 31.00 24.00 26.00 14.00 b -4.00
1940 6.00 c 16.00 20.00 c 24.00 27.00 30.00 37.00 38.00 32.00 28.00 ----- z ----- z 6.00
1941 20.00 p 11.00 21.00 25.00 27.00 29.00 40.00 35.00 31.00 a 26.00 17.00 -2.00 -2.00
1942 -4.00 9.00 11.00 b 22.00 a 22.00 31.00 40.00 34.00 c 30.00 25.00 10.00 6.00 -4.00
1943 -11.00 a 9.00 i 3.00 19.00 20.00 28.00 d 36.00 34.00 33.00 38.00 u 21.00 d 11.00 -11.00
1944 8.00 9.00 3.00 a 19.00 ----- z 34.00 e 35.00 30.00 30.00 g 31.00 o 17.00 4.00 3.00
1945 7.00 8.00 b 2.00 11.00 31.00 w 31.00 f 34.00 c 31.00 g 29.00 35.00 u ----- z ----- z 2.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z 12.00 r 16.00 c ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 15.00 h 12.00
1948 ----- z 0.00 6.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 0.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 24.00 z 12.00 15.00 a 12.00
1951 -4.00 3.00 8.00 18.00 26.00 f 36.00 r 34.00 o 36.00 i 29.00 b 18.00 15.00 c -1.00 -4.00
1952 -4.00 7.00 12.00 14.00 21.00 h 28.00 33.00 a 36.00 e 31.00 d 31.00 b 10.00 b 16.00 -4.00
1953 21.00 16.00 a 7.00 b 15.00 f 27.00 i 31.00 j 36.00 b 38.00 b 30.00 a 27.00 b 19.00 b 20.00 b 7.00
1954 -6.00 a 10.00 b 7.00 b 15.00 c 17.00 e 29.00 t 35.00 f 34.00 d 28.00 f 26.00 e 16.00 e 12.00 c -6.00
1955 15.00 e 5.00 f -3.00 d 15.00 c 24.00 h 30.00 e 30.00 g 35.00 p 32.00 j 22.00 h -10.00 l ----- z -10.00
1956 -3.00 -9.00 5.00 15.00 g ----- z ----- z ----- z ----- z 34.00 f 23.00 g 10.00 -3.00 -9.00
1957 -8.00 5.00 a 17.00 24.00 34.00 32.00 37.00 37.00 33.00 23.00 16.00 17.00 -8.00
1958 14.00 17.00 15.00 26.00 28.00 38.00 40.00 42.00 a 28.00 28.00 6.00 14.00 6.00
1959 -11.00 11.00 15.00 21.00 18.00 34.00 36.00 a 36.00 a 32.00 n 26.00 -2.00 14.00 -11.00
1960 9.00 3.00 0.00 22.00 25.00 30.00 36.00 36.00 34.00 22.00 14.00 12.00 0.00
1961 8.00 16.00 9.00 12.00 28.00 34.00 38.00 42.00 30.00 24.00 10.00 4.00 4.00
1962 -12.00 -10.00 10.00 22.00 22.00 30.00 34.00 40.00 30.00 29.00 14.00 9.00 -12.00
1963 -9.00 9.00 16.00 17.00 24.00 36.00 36.00 40.00 35.00 22.00 15.00 11.00 -9.00
1964 17.00 15.00 16.00 13.00 21.00 33.00 38.00 36.00 32.00 27.00 14.00 -18.00 a -18.00
1965 10.00 12.00 8.00 24.00 25.00 32.00 40.00 33.00 32.00 27.00 19.00 10.00 8.00
1966 12.00 13.00 5.00 23.00 25.00 30.00 38.00 36.00 35.00 25.00 20.00 16.00 5.00
1967 17.00 14.00 10.00 17.00 29.00 34.00 40.00 39.00 36.00 24.00 11.00 4.00 4.00
1968 0.00 17.00 18.00 12.00 25.00 33.00 38.00 38.00 ----- z ----- z 18.00 o -25.00 d -25.00
1969 -22.00 10.00 13.00 20.00 27.00 41.00 40.00 31.00 a 34.00 ----- z 13.00 n 9.00 -22.00
1970 2.00 20.00 16.00 25.00 29.00 ----- z ----- z ----- z ----- z ----- z 2.00 l 10.00 2.00
1971 2.00 5.00 3.00 16.00 k ----- z ----- z ----- z ----- z ----- z ----- z 13.00 0.00 0.00
1972 -6.00 a 4.00 9.00 13.00 a ----- z ----- z ----- z ----- z ----- z ----- z 20.00 l -9.00 -9.00
1973 -2.00 14.00 18.00 23.00 a 25.00 30.00 36.00 c 33.00 e 32.00 27.00 c 13.00 c 16.00 a -2.00
1974 -2.00 16.00 a 4.00 19.00 22.00 31.00 c 37.00 40.00 d 29.00 b 24.00 19.00 11.00 -2.00
1975 1.00 8.00 9.00 12.00 23.00 30.00 b 38.00 36.00 e 35.00 21.00 b 4.00 8.00 1.00
1976 11.00 8.00 5.00 b 17.00 d 26.00 a 25.00 a 34.00 a 37.00 33.00 28.00 13.00 a 17.00 a 5.00
1977 5.00 a 15.00 17.00 21.00 a 26.00 31.00 36.00 b 35.00 b 32.00 b 26.00 g -1.00 b 8.00 a -1.00
1978 4.00 a 14.00 13.00 20.00 i 28.00 h 33.00 d 38.00 d 37.00 i 32.00 d 24.00 a 11.00 b -12.00 c -12.00
1979 -14.00 3.00 a 14.00 23.00 a 28.00 h 31.00 d 32.00 a 42.00 d 34.00 e 28.00 f 14.00 h 13.00 a -14.00
1980 -7.00 7.00 15.00 22.00 28.00 31.00 d 37.00 b 39.00 k 33.00 i 26.00 b 20.00 j 8.00 d -7.00
1981 16.00 1.00 18.00 17.00 a 25.00 k 32.00 32.00 d 40.00 e 31.00 b 27.00 c 17.00 e 10.00 1.00
1982 0.00 2.00 14.00 15.00 26.00 32.00 35.00 40.00 n 32.00 22.00 i 9.00 n 13.00 j 0.00
1983 14.00 17.00 25.00 23.00 28.00 35.00 37.00 o 42.00 28.00 i 28.00 15.00 k -22.00 -22.00
1984 3.00 17.00 20.00 20.00 26.00 29.00 36.00 33.00 29.00 14.00 12.00 -3.00 -3.00
1985 8.00 0.00 15.00 19.00 23.00 31.00 37.00 p 39.00 31.00 21.00 -6.00 -5.00 c -6.00
1986 ----- z 3.00 20.00 20.00 i 20.00 32.00 34.00 i 40.00 t 30.00 30.00 10.00 9.00 3.00
1987 8.00 13.00 18.00 23.00 28.00 31.00 38.00 36.00 32.00 k 30.00 18.00 3.00 3.00
1988 7.00 1.00 19.00 22.00 25.00 30.00 36.00 k 39.00 i 31.00 n 26.00 15.00 10.00 1.00
1989 10.00 -12.00 5.00 22.00 28.00 34.00 38.00 43.00 35.00 26.00 21.00 n 15.00 -12.00
1990 17.00 -1.00 20.00 27.00 29.00 33.00 39.00 r 40.00 40.00 24.00 16.00 o -12.00 -12.00
1991 6.00 23.00 17.00 22.00 29.00 31.00 42.00 i 40.00 37.00 j 10.00 15.00 j 18.00 6.00
1992 13.00 20.00 22.00 23.00 28.00 38.00 j 42.00 37.00 m 31.00 24.00 15.00 m 8.00 8.00
1993 1.00 7.00 17.00 25.00 30.00 35.00 41.00 r 35.00 31.00 j 32.00 4.00 l 10.00 i 1.00
1994 22.00 3.00 16.00 26.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 3.00
Period of Record Statistics
MEAN 3.52 8.32 12.34 19.89 25.58 31.80 36.86 37.05 32.03 24.97 12.80 5.87 -2.09
S.D. 9.97 7.89 6.44 4.36 3.55 2.81 2.37 3.27 2.48 4.31 6.56 10.73 8.55
SKEW -0.27 -0.56 -0.36 -0.49 -0.42 0.78 -0.09 -0.03 0.93 -1.46 -0.98 -1.23 -0.53
MAX 22.00 23.00 25.00 27.00 34.00 41.00 42.00 43.00 40.00 32.00 26.00 20.00 8.00
MIN -22.00 -12.00 -3.00 11.00 17.00 25.00 32.00 30.00 28.00 10.00 -6.00 -25.00 -18.00
NO YRS 48 50 53 46 38 41 36 37 35 37 35 46 11