CRATER LAKE NATL PARK H, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(351946)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 20.69 e 19.23 15.77 18.57
1920 17.81 11.79 15.87 18.27 22.68 31.93 35.87 35.39 32.27 24.77 20.10 21.56 f 24.25
1921 23.69 b 24.57 21.16 23.37 c 26.81 32.87 34.55 35.61 27.17 29.19 28.00 j 14.84 26.71
1922 4.45 17.00 20.39 17.07 24.03 32.37 36.32 35.52 31.00 28.77 18.23 14.71 23.32
1923 15.81 14.75 18.39 19.83 26.61 ----- z 39.13 37.48 35.53 28.68 24.96 d 15.18 c 25.12
1924 16.13 21.59 16.39 22.47 28.45 38.70 36.48 35.29 32.47 25.42 17.30 9.87 a 25.05
1925 22.10 15.54 18.39 22.17 34.00 z ----- z ----- z 29.15 k ----- z ----- z ----- z ----- z 19.55
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 30.70 18.23 a 24.47
1927 19.16 18.50 19.67 a 23.50 28.95 k 37.37 43.61 h 44.16 33.70 31.74 24.87 16.42 26.91
1928 22.77 a 21.81 b 24.57 a 21.97 a 36.57 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z 25.54
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.13 ----- z 29.39 26.57 18.23 28.58
1930 5.77 17.68 ----- z 19.43 18.48 ----- z ----- z 41.58 ----- z ----- z 25.37 19.33 a 21.09
1931 19.03 20.50 19.00 21.60 27.60 a 37.93 44.48 40.23 e 31.83 25.77 19.17 16.56 m 27.92
1932 13.03 11.45 g 24.59 d 21.53 29.90 36.10 40.35 42.65 38.07 31.67 a 26.83 13.35 28.92
1933 13.94 11.79 17.61 23.13 25.61 34.77 43.39 43.90 33.10 34.97 28.97 23.67 a 27.90
1934 24.35 24.57 29.65 30.47 32.86 b 35.73 40.97 43.23 37.77 30.32 24.40 20.39 31.23
1935 17.84 20.93 15.03 23.13 27.35 35.70 34.90 41.87 39.20 28.77 21.07 22.94 27.39
1936 19.84 18.69 19.55 26.00 31.42 35.97 45.73 a 43.52 37.80 36.52 28.63 20.16 30.32
1937 5.97 15.79 22.06 21.90 29.94 36.00 44.03 40.35 38.34 a 36.19 d 26.80 24.23 28.47
1938 21.39 17.54 16.94 23.70 29.16 36.03 a 44.94 40.00 40.60 31.42 21.43 22.16 28.78
1939 18.77 14.93 21.45 28.86 a 31.55 33.57 44.55 46.12 g 38.73 32.81 29.23 24.19 28.97
1940 22.68 21.69 23.60 a 25.13 32.00 40.20 40.32 44.30 a 33.78 c 31.77 22.50 21.84 29.98
1941 21.26 21.96 24.45 25.62 d 30.81 33.83 45.03 41.43 a 33.63 31.80 a 28.30 20.90 29.92
1942 20.87 a 16.07 19.52 24.20 27.94 33.30 44.61 44.61 40.33 33.23 26.71 w ----- z 30.47
1943 ----- z ----- z ----- z ----- z ----- z ----- z 38.33 a 40.27 a 41.71 p ----- z ----- z ----- z 39.30
1944 ----- z ----- z ----- z ----- z ----- z ----- z 42.32 39.97 ----- z ----- z ----- z ----- z 41.15
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 26.32 21.17 21.03 22.84
1947 16.16 23.21 23.06 25.50 33.42 32.63 44.45 39.32 33.37 32.16 23.90 20.03 28.94
1948 20.97 15.54 a 17.90 20.03 27.84 35.21 a 41.06 45.71 37.43 32.00 20.53 11.74 27.16
1949 7.84 13.68 19.55 27.57 32.52 35.50 41.42 39.42 38.67 27.84 30.37 17.16 27.63
1950 10.97 19.36 17.26 22.23 28.94 33.60 40.87 45.32 39.87 31.68 27.30 27.10 28.71
1951 16.45 16.96 b 15.52 28.93 30.26 36.40 44.55 43.35 43.13 30.29 24.41 a 16.52 28.90
1952 14.10 16.79 16.23 25.66 a 29.77 31.80 42.50 c 38.40 k 40.41 h 37.42 e 21.50 18.48 25.43
1953 23.13 19.26 a 17.94 21.23 25.81 30.80 39.61 39.87 42.90 a 30.07 a 27.32 b 21.06 28.25
1954 16.10 21.79 14.71 23.86 a 30.52 30.04 b 40.52 b 36.81 33.93 a 29.50 a 27.31 a 18.94 27.00
1955 15.03 13.18 15.58 17.00 26.74 35.73 38.48 42.42 34.33 i 30.26 21.17 18.74 24.94
1956 15.61 14.14 15.19 24.46 b 30.74 31.56 c 43.84 41.24 b 36.14 b 28.10 27.17 22.13 27.53
1957 11.10 21.68 20.19 23.33 30.00 36.20 39.03 36.97 40.73 28.81 21.23 22.03 27.61
1958 19.32 24.43 14.39 21.17 32.97 35.77 44.97 a 45.87 35.80 34.74 26.30 27.00 30.23
1959 20.77 16.36 19.10 26.30 26.32 36.21 a 44.32 42.19 33.70 31.32 26.97 22.10 28.80
1960 17.97 14.76 22.13 22.07 26.65 36.43 45.13 38.29 37.87 31.32 21.83 21.13 27.96
1961 21.77 18.18 18.77 22.27 27.71 37.57 41.87 43.94 32.07 28.97 20.07 15.87 27.42
1962 13.62 b 15.57 14.58 23.70 23.81 32.10 40.16 38.81 38.97 32.00 24.53 23.84 26.81
1963 17.81 26.00 18.42 18.97 30.32 33.10 36.61 39.45 39.77 30.77 23.60 23.84 28.22
1964 15.77 17.41 16.26 20.17 26.06 32.60 40.03 37.26 32.57 33.19 22.03 17.42 25.90
1965 20.55 18.43 19.48 24.47 25.48 33.87 40.19 40.35 33.73 34.45 25.53 15.71 27.69
1966 17.16 13.64 17.32 24.83 30.42 33.17 37.03 40.58 37.76 a 30.74 25.70 20.19 27.38
1967 19.10 18.75 15.45 14.70 26.55 34.40 41.74 45.00 39.67 29.65 27.60 17.10 27.47
1968 17.39 24.28 20.61 20.20 27.58 35.00 41.81 38.87 37.20 28.32 22.10 15.29 27.39
1969 15.23 13.18 16.84 19.73 29.52 36.87 39.81 35.55 35.53 25.74 26.17 21.23 26.28
1970 19.97 20.43 18.77 15.87 27.74 36.70 41.29 39.61 31.13 28.35 24.90 14.26 26.59
1971 18.00 17.57 14.77 19.37 26.65 31.67 41.97 45.19 34.00 26.74 22.70 13.77 26.03
1972 15.74 18.59 21.35 18.13 28.03 33.90 41.42 40.84 31.00 30.23 22.33 14.00 26.30
1973 13.61 20.04 15.94 22.47 30.74 34.20 41.13 39.13 35.93 28.00 22.13 20.23 26.96
1974 13.13 13.68 18.77 19.20 25.74 35.60 38.77 41.52 39.80 30.48 23.37 18.61 26.56
1975 18.29 16.21 16.81 14.30 25.94 31.90 40.13 a 37.03 39.97 27.29 17.77 21.81 25.62
1976 20.06 16.21 14.26 19.13 26.61 30.63 38.10 36.81 38.10 30.48 29.47 21.26 26.76
1977 16.29 21.25 15.29 23.23 22.68 37.97 39.03 45.74 34.93 30.97 19.73 21.23 27.36
1978 20.48 18.93 23.00 21.77 25.97 32.90 41.10 40.77 33.10 32.13 19.50 11.55 26.77
1979 10.61 18.71 22.06 21.93 28.52 33.24 a 40.97 39.37 a 38.80 32.26 19.63 21.19 27.28
1980 14.87 21.93 16.03 22.33 26.68 29.73 40.03 36.43 a 34.03 31.39 22.90 22.52 26.57
1981 23.32 17.00 18.97 21.67 26.45 33.83 37.87 40.68 36.70 28.00 23.63 19.68 27.32
1982 14.03 14.82 15.45 16.50 26.13 32.90 38.23 40.39 34.33 28.55 18.83 18.00 24.85
1983 20.87 19.32 22.74 28.00 z 27.87 31.20 33.84 41.32 34.00 31.23 21.37 16.29 27.28
1984 18.74 19.41 20.23 19.33 26.29 30.83 39.42 39.74 32.60 25.65 18.63 13.58 25.37
1985 18.35 14.30 a 15.35 26.10 25.87 34.63 44.58 38.55 31.73 27.39 15.13 21.77 26.15
1986 22.23 22.04 21.94 20.90 a 25.65 36.00 37.39 44.65 31.73 31.45 23.93 18.65 28.04
1987 15.84 18.46 17.61 23.93 31.68 36.47 37.29 39.87 38.30 36.03 24.00 15.29 27.90
1988 15.52 19.86 17.32 25.07 24.42 33.03 41.39 39.32 35.17 36.52 21.17 19.32 27.34
1989 17.06 9.00 19.00 26.37 26.19 34.37 38.35 37.35 35.67 28.13 24.30 22.42 26.52
1990 18.81 14.75 20.42 27.40 27.52 34.77 42.87 42.23 38.23 27.00 22.90 13.42 27.53
1991 18.48 24.29 15.32 20.43 25.13 29.10 41.29 41.29 40.30 32.97 26.17 21.00 27.98
1992 19.32 23.21 26.58 27.73 35.10 39.00 41.13 43.58 36.50 33.23 19.93 17.00 30.19
1993 14.29 16.04 26.52 21.67 30.39 31.20 34.74 38.74 37.30 33.74 20.83 19.00 27.04
1994 22.74 16.21 22.55 25.93 31.23 33.80 43.94 37.97 38.13 29.19 14.27 15.13 27.59
1995 21.77 25.25 18.48 21.20 29.16 32.50 39.19 36.06 38.53 29.77 29.77 20.90 28.55
1996 20.00 20.55 20.58 23.57 27.16 32.93 43.52 41.65 33.50 29.35 24.67 22.16 28.30
1997 15.74 17.89 21.81 21.77 30.61 31.93 40.61 43.48 37.10 30.13 26.97 18.00 28.00
1998 22.32 20.93 20.71 22.40 27.97 32.50 42.29 42.32 39.77 28.52 22.87 16.00 28.22
1999 19.68 16.61 17.45 21.87 25.39 31.13 36.61 41.13 35.87 31.84 27.20 22.29 27.26
2000 18.35 22.69 16.90 26.67 29.61 36.00 39.94 40.55 35.93 29.03 20.73 21.55 28.16
2001 19.03 16.96 23.26 20.50 32.23 33.97 41.03 43.27 a 38.83 31.81 25.23 18.71 28.74
2002 16.10 19.11 16.03 25.50 27.55 35.17 43.42 38.26 37.13 27.61 24.90 22.13 27.74
2003 26.07 a 16.79 21.65 22.17 28.35 34.87 44.74 42.06 38.50 32.29 18.67 20.87 28.92
2004 19.55 19.55 24.39 25.70 29.77 34.20 41.94 43.19 34.33 28.29 21.67 23.87 a 28.87
2005 20.58 19.25 24.13 22.10 31.55 31.43 42.83 a 42.29 34.27 29.10 24.07 19.45 28.42
2006 18.84 15.39 15.26 24.20 30.32 35.07 44.61 40.10 37.20 29.42 22.50 18.32 27.60
2007 14.77 a 20.89 23.26 21.63 29.26 d 32.82 b 44.19 38.13 34.80 27.10 23.67 15.87 27.20
2008 15.00 18.93 15.73 a 18.37 28.26 28.50 37.68 39.81 36.20 31.10 26.93 a 16.83 a 26.11
2009 21.10 17.32 16.71 19.59 a 29.26 33.67 42.68 40.81 38.30 28.00 21.03 15.74 27.02
2010 22.97 19.00 18.77 20.28 a 23.77 30.97 40.77 38.52 35.87 31.61 21.03 19.48 26.92
2011 20.32 17.00 19.68 17.70 24.35 30.73 35.19 41.26 39.60 30.19 20.97 20.06 26.42
2012 19.55 16.41 16.90 23.73 27.94 30.87 39.84 42.42 39.50 30.84 24.90 17.13 27.50
2013 18.13 17.25 21.06 31.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9.00 z 18.81
Period of Record Statistics
MEAN 17.74 18.33 19.13 22.34 28.20 33.95 40.75 40.60 36.25 30.26 23.42 18.98 27.56
S.D. 4.11 3.40 3.29 3.21 2.93 2.39 2.91 2.70 3.07 2.86 3.47 3.48 1.33
SKEW -0.93 0.06 0.65 -0.06 -0.03 0.12 -0.34 -0.03 -0.23 -0.03 -0.08 -0.20 -0.02
MAX 26.07 26.00 29.65 30.47 36.57 40.20 45.73 45.87 43.13 37.42 30.70 27.10 31.23
MIN 4.45 9.00 14.26 14.30 18.48 28.50 33.84 35.29 27.17 20.69 14.27 9.87 23.32
NO YRS 88 87 87 86 85 83 85 86 82 87 87 86 73