ILLAHE, OREGON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(354133)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200706
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
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 30.00 24.00 21.00 21.00
1939 31.00 28.00 31.00 33.00 36.00 41.00 43.00 45.00 41.00 36.00 31.00 30.00 28.00
1940 26.00 31.00 34.00 36.00 41.00 42.00 42.00 41.00 h 41.00 ----- z 28.00 15.00 15.00
1941 30.00 36.00 31.00 36.00 37.00 ----- z 46.00 l 44.00 37.00 37.00 29.00 27.00 27.00
1942 18.00 25.00 27.00 34.00 33.00 36.00 44.00 43.00 41.00 34.00 31.00 24.00 18.00
1943 19.00 28.00 28.00 30.00 31.00 40.00 47.00 42.00 43.00 32.00 32.00 26.00 19.00
1944 30.00 30.00 26.00 34.00 37.00 42.00 45.00 45.00 42.00 38.00 30.00 30.00 26.00
1945 26.00 ----- z 31.00 32.00 b 42.00 41.00 48.00 47.00 40.00 32.00 35.00 29.00 26.00
1946 21.00 a 30.00 34.00 31.00 36.00 38.00 43.00 46.00 41.00 30.00 28.00 27.00 21.00
1947 20.00 a 31.00 32.00 37.00 37.00 39.00 46.00 41.00 38.00 38.00 28.00 31.00 20.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z 45.00 44.00 41.00 35.00 29.00 22.00 22.00
1949 16.00 24.00 a 31.00 31.00 35.00 41.00 a 42.00 44.00 40.00 29.00 37.00 31.00 16.00
1950 22.00 19.00 30.00 33.00 33.00 41.00 45.00 46.00 34.00 35.00 31.00 36.00 b 19.00
1951 21.00 28.00 i 28.00 a 33.00 37.00 40.00 43.00 a 45.00 42.00 33.00 32.00 27.00 21.00
1952 25.00 31.00 30.00 29.00 32.00 40.00 49.00 a 46.00 43.00 39.00 21.00 32.00 21.00
1953 35.00 28.00 28.00 30.00 36.00 38.00 45.00 45.00 42.00 34.00 y 33.00 f 28.00 d 28.00
1954 28.00 34.00 e 29.00 c 31.00 e 35.00 h 39.00 c 41.00 47.00 s 34.00 n 30.00 27.00 28.00 27.00
1955 27.00 24.00 25.00 30.00 34.00 40.00 40.00 41.00 39.00 i ----- z ----- z ----- z 24.00
1956 ----- z 20.00 q 30.00 w ----- z 38.00 m 42.00 v 41.00 42.00 39.00 36.00 27.00 26.00 20.00
1957 17.00 29.00 32.00 30.00 40.00 43.00 43.00 42.00 39.00 33.00 a 25.00 31.00 17.00
1958 34.00 z ----- z ----- z 34.00 b 34.00 42.00 48.00 45.00 37.00 31.00 25.00 34.00 25.00
1959 26.00 28.00 30.00 32.00 33.00 38.00 45.00 42.00 39.00 33.00 29.00 24.00 24.00
1960 24.00 20.00 26.00 32.00 37.00 44.00 44.00 43.00 40.00 35.00 30.00 25.00 20.00
1961 20.00 36.00 31.00 32.00 38.00 37.00 43.00 43.00 35.00 31.00 21.00 25.00 20.00
1962 14.00 17.00 30.00 32.00 36.00 39.00 41.00 44.00 44.00 36.00 31.00 e 20.00 14.00
1963 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1964 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1965 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1966 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1967 ----- z ----- z ----- z ----- z ----- z 44.00 h 45.00 46.00 41.00 37.00 28.00 20.00 20.00
1968 22.00 32.00 31.00 28.00 29.00 40.00 43.00 46.00 37.00 34.00 32.00 23.00 22.00
1969 26.00 31.00 25.00 31.00 44.00 u 43.00 45.00 41.00 39.00 29.00 29.00 28.00 25.00
1970 23.00 31.00 31.00 29.00 32.00 42.00 42.00 43.00 31.00 32.00 35.00 27.00 23.00
1971 21.00 29.00 27.00 33.00 32.00 39.00 41.00 46.00 37.00 25.00 27.00 26.00 21.00
1972 21.00 20.00 31.00 28.00 34.00 42.00 42.00 40.00 34.00 29.00 30.00 6.00 6.00
1973 28.00 30.00 30.00 31.00 34.00 38.00 37.00 32.00 43.00 35.00 32.00 32.00 28.00
1974 16.00 27.00 27.00 31.00 35.00 41.00 43.00 45.00 41.00 33.00 33.00 25.00 16.00
1975 26.00 28.00 28.00 30.00 35.00 41.00 47.00 40.00 41.00 38.00 27.00 29.00 26.00
1976 27.00 21.00 29.00 31.00 33.00 36.00 42.00 43.00 43.00 32.00 22.00 25.00 21.00
1977 18.00 29.00 32.00 31.00 35.00 38.00 39.00 46.00 45.00 39.00 29.00 30.00 18.00
1978 32.00 31.00 31.00 35.00 34.00 43.00 45.00 43.00 41.00 29.00 17.00 19.00 17.00
1979 18.00 a 21.00 32.00 33.00 38.00 37.00 40.00 44.00 45.00 43.00 31.00 27.00 a 18.00
1980 15.00 30.00 31.00 32.00 37.00 43.00 46.00 45.00 41.00 36.00 33.00 27.00 15.00
1981 33.00 a 32.00 29.00 31.00 38.00 40.00 42.00 45.00 37.00 32.00 31.00 31.00 29.00
1982 24.00 21.00 32.00 30.00 35.00 39.00 43.00 45.00 40.00 34.00 30.00 25.00 21.00
1983 26.00 33.00 37.00 32.00 36.00 43.00 46.00 47.00 37.00 38.00 37.00 19.00 19.00
1984 27.00 28.00 ----- z 33.00 31.00 40.00 47.00 43.00 36.00 37.00 31.00 29.00 27.00
1985 28.00 23.00 29.00 34.00 33.00 43.00 44.00 44.00 39.00 32.00 24.00 23.00 23.00
1986 33.00 29.00 34.00 33.00 34.00 43.00 44.00 45.00 39.00 35.00 33.00 30.00 29.00
1987 25.00 26.00 31.00 34.00 39.00 39.00 44.00 43.00 39.00 36.00 33.00 22.00 22.00
1988 29.00 27.00 28.00 29.00 37.00 41.00 43.00 44.00 37.00 39.00 33.00 24.00 24.00
1989 26.00 13.00 31.00 37.00 34.00 41.00 45.00 43.00 40.00 30.00 31.00 26.00 13.00
1990 29.00 21.00 32.00 35.00 35.00 40.00 a 46.00 46.00 44.00 35.00 ----- z ----- z 21.00
1991 ----- z 32.00 31.00 32.00 36.00 37.00 44.00 45.00 43.00 31.00 29.00 ----- z 29.00
1992 29.00 36.00 36.00 36.00 38.00 45.00 48.00 44.00 ----- z 41.00 ----- z 27.00 27.00
1993 ----- z ----- z ----- z ----- z 38.00 ----- z 53.00 50.00 49.00 45.00 24.00 21.00 21.00
1994 24.00 29.00 30.00 37.00 43.00 45.00 50.00 ----- z ----- z ----- z ----- z ----- z 24.00
1995 40.00 32.00 32.00 44.00 ----- z 45.00 56.00 48.00 46.00 37.00 40.00 32.00 32.00
1996 32.00 30.00 35.00 37.00 35.00 51.00 62.00 58.00 ----- z 40.00 36.00 33.00 30.00
1997 22.00 32.00 33.00 42.00 45.00 48.00 51.00 50.00 48.00 40.00 35.00 29.00 22.00
1998 32.00 35.00 32.00 33.00 39.00 45.00 52.00 47.00 44.00 34.00 35.00 13.00 13.00
1999 28.00 31.00 31.00 d 32.00 32.00 37.00 42.00 43.00 42.00 37.00 a 35.00 33.00 28.00
2000 31.00 b 36.00 34.00 35.00 37.00 41.00 47.00 45.00 40.00 32.00 31.00 33.00 31.00
2001 29.00 26.00 33.00 34.00 38.00 39.00 44.00 e 47.00 44.00 35.00 33.00 32.00 26.00
2002 27.00 30.00 28.00 35.00 32.00 a 42.00 45.00 47.00 40.00 23.00 24.00 a 34.00 23.00
2003 35.00 29.00 32.00 31.00 33.00 43.00 44.00 46.00 43.00 ----- z 33.00 ----- z 29.00
2004 30.00 30.00 a 36.00 36.00 b 40.00 36.00 41.00 46.00 43.00 37.00 28.00 28.00 28.00
2005 28.00 26.00 30.00 35.00 42.00 44.00 51.00 47.00 38.00 42.00 ----- z 25.00 b 25.00
2006 32.00 24.00 32.00 ----- z ----- z 42.00 ----- z 42.00 40.00 34.00 28.00 29.00 24.00
2007 20.00 29.00 32.00 a 37.00 ----- z 40.00 ----- z ----- z ----- z ----- z ----- z ----- z 20.00
Period of Record Statistics
MEAN 25.56 28.09 30.66 32.98 35.84 40.88 44.90 44.51 40.44 34.50 29.83 26.52 21.10
S.D. 5.59 4.94 2.62 3.04 3.21 2.88 4.09 3.18 3.33 4.15 4.36 5.39 5.23
SKEW -0.03 -0.77 0.00 1.14 0.55 0.76 1.59 0.30 -0.11 -0.07 -0.45 -1.19 -0.34
MAX 40.00 36.00 37.00 44.00 45.00 51.00 62.00 58.00 49.00 45.00 40.00 36.00 31.00
MIN 14.00 13.00 25.00 28.00 29.00 36.00 37.00 32.00 31.00 23.00 17.00 6.00 6.00
NO YRS 59 58 59 60 57 60 62 61 59 60 59 60 41