OREGON CITY, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(356334)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 ----- z ----- z ----- z ----- z 9999.00
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 ----- z ----- z ----- z 9999.00
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z 52.52 54.47 a 48.90 43.90 37.67 32.83 a 45.05
1949 23.29 31.75 38.74 41.20 47.32 48.07 50.61 52.48 49.63 38.00 40.67 36.48 41.52
1950 23.84 34.86 38.50 a 40.50 42.87 51.33 52.57 c 54.20 a 47.90 45.61 40.40 41.87 42.87
1951 34.35 35.89 34.52 40.73 44.97 49.90 53.67 a 50.13 50.67 46.52 40.23 33.68 42.94
1952 32.13 35.21 37.68 41.10 45.74 50.23 54.13 54.58 50.87 47.35 33.63 36.23 43.24
1953 43.42 37.36 38.16 42.00 46.10 49.63 52.90 55.16 51.07 45.48 42.53 38.32 45.18
1954 34.16 36.14 34.13 40.73 46.29 49.77 52.74 54.10 51.31 a 44.45 44.83 36.23 43.74
1955 35.00 34.44 a 34.61 38.37 43.29 50.20 53.65 51.77 48.97 46.32 36.10 35.10 42.32
1956 35.16 31.48 37.35 42.50 48.35 49.20 54.39 53.55 49.37 43.68 35.77 34.97 42.98
1957 26.10 35.43 39.71 42.83 49.29 51.97 52.87 a 51.52 52.23 45.00 35.03 38.34 b 43.36
1958 37.35 42.68 36.03 42.50 50.32 56.67 56.58 56.13 51.53 45.35 41.10 40.68 46.41
1959 38.13 37.18 39.00 42.93 45.71 53.40 55.06 52.81 51.30 47.47 a 38.37 35.65 44.75
1960 32.06 36.55 38.29 42.73 45.68 50.63 52.97 53.42 50.00 45.48 39.37 34.39 43.46
1961 37.84 40.96 40.06 41.40 46.87 53.17 54.84 55.90 47.60 43.68 35.53 36.03 44.49
1962 33.10 35.21 37.58 43.00 45.32 49.43 51.94 54.16 51.70 45.26 40.87 37.52 43.76
1963 29.29 40.68 37.74 41.40 46.45 50.97 52.87 54.61 54.23 46.10 41.60 34.77 44.23
1964 37.74 34.55 37.74 39.73 43.94 50.47 54.32 53.52 49.87 46.32 37.43 33.58 43.27
1965 36.71 37.75 39.13 41.37 43.23 47.70 54.03 55.71 47.50 45.84 42.43 33.16 43.71
1966 35.45 34.79 36.97 41.27 43.71 50.23 52.32 52.58 52.27 43.81 41.90 40.32 43.80
1967 40.10 36.36 37.23 37.53 46.03 53.97 54.81 56.32 53.00 a 45.63 a 40.83 36.84 44.89
1968 35.39 42.28 41.00 40.00 46.74 51.37 55.07 a 55.23 51.93 44.23 40.73 32.65 44.72
1969 28.61 35.64 38.16 41.57 48.61 56.13 54.35 52.42 52.40 44.19 39.31 a 37.97 44.11
1970 36.52 39.00 38.61 39.50 45.06 53.53 54.37 a 53.35 49.47 42.68 40.45 a 35.10 43.97
1971 35.94 35.89 36.26 39.60 46.03 49.20 55.03 57.29 48.23 41.65 38.87 34.71 43.22
1972 32.48 36.55 40.32 37.43 47.19 51.47 56.29 56.42 48.87 42.55 41.23 31.68 43.54
1973 33.42 37.54 39.19 41.00 47.45 51.63 54.48 51.65 51.73 44.33 a 38.53 39.23 44.18
1974 32.13 36.36 38.58 42.47 45.23 51.72 a 54.97 54.94 52.86 a 42.35 40.60 37.90 44.18
1975 36.19 34.36 36.45 37.77 44.61 51.10 a 56.29 53.16 52.07 46.45 37.70 38.29 43.70
1976 37.00 34.21 36.32 40.61 b 45.55 b 48.17 a 53.94 54.89 c 53.07 a 42.57 a 40.25 b 33.20 a 43.31
1977 30.74 36.75 38.63 a 41.29 b 44.81 52.20 53.55 b 58.93 a 51.10 a 45.53 a 38.10 a 39.00 a 44.22
1978 37.74 41.25 40.65 42.10 45.52 54.43 56.87 56.48 52.53 46.32 33.37 30.97 44.85
1979 26.84 36.93 41.00 43.57 47.39 50.75 b 56.42 56.26 53.34 a 48.29 37.47 39.42 44.81
1980 30.29 37.59 38.87 42.55 a 47.19 50.45 a 55.65 53.23 a 50.78 c 45.10 41.80 37.74 44.27
1981 37.65 37.14 39.90 43.33 47.94 51.67 55.16 57.26 51.55 a 44.26 40.60 38.16 45.38
1982 35.19 36.39 37.52 37.37 45.48 53.23 54.42 55.81 52.43 46.26 37.50 36.10 43.98
1983 38.35 41.50 43.29 41.37 48.26 ----- z 55.55 57.06 49.47 44.13 43.30 31.65 44.90
1984 37.00 37.69 ----- z 41.23 44.97 50.10 53.65 53.26 ----- z 43.87 39.70 33.17 a 43.46
1985 30.87 31.64 35.48 42.43 46.58 50.57 57.19 54.06 50.23 44.68 32.73 28.58 42.09
1986 38.13 38.32 43.71 40.97 47.77 54.48 a 54.42 57.35 n 49.67 x 46.52 41.47 ----- z 45.09
1987 34.26 39.71 40.74 44.87 49.48 52.87 55.45 54.61 50.77 44.74 42.03 34.97 45.38
1988 34.35 36.86 38.23 44.20 47.29 51.63 54.87 52.97 51.13 50.29 42.30 36.16 45.02
1989 37.71 30.36 38.48 46.43 47.55 54.07 54.29 54.90 50.13 44.84 42.30 34.74 44.65
1990 37.90 36.39 40.65 44.50 47.39 53.80 55.74 57.10 54.67 44.32 42.27 29.55 45.36
1991 34.19 42.57 38.81 42.20 46.71 50.30 55.81 56.06 53.90 44.84 41.53 37.77 45.39
1992 39.26 41.52 42.29 46.77 50.19 54.30 57.39 56.84 51.17 47.35 41.33 35.10 46.96
1993 32.23 33.64 41.90 45.27 51.19 52.27 54.84 57.00 51.43 47.87 34.00 35.68 44.78
1994 39.32 34.86 40.87 45.23 50.06 50.67 56.06 56.39 54.40 44.57 a 36.23 38.00 45.56
1995 40.03 40.00 39.97 41.70 48.52 52.77 58.10 54.45 56.13 47.03 46.87 38.00 46.96
1996 38.20 a 35.00 39.84 45.03 46.26 51.53 58.10 56.23 50.33 45.81 39.37 37.03 45.23
1997 36.65 37.36 40.00 43.03 51.81 52.57 56.06 58.87 55.27 46.26 43.20 35.68 46.40
1998 38.74 40.36 42.10 43.30 49.29 53.13 59.68 57.52 52.93 46.26 44.03 36.06 46.95
1999 38.45 38.15 a 38.67 a 40.63 45.17 a 51.97 a 54.73 i 58.46 r 50.57 b 45.00 c ----- z 39.37 d 43.11
2000 34.77 i 38.35 f 36.96 h 44.05 h 47.79 l 52.80 e 56.73 i 53.79 g 50.55 j 46.46 e 36.21 f 35.32 f 49.63
2001 35.96 e 33.54 d 39.25 c 41.04 g 42.33 v 49.83 l 55.96 f 56.68 f 51.92 d 44.92 g 42.65 d 38.12 e 40.24
2002 37.39 37.79 37.71 43.20 45.90 52.26 c 56.09 i 54.97 51.52 i 45.52 40.20 37.68 43.26
2003 40.13 37.86 41.08 g 42.03 47.16 l 53.53 m 58.43 x 56.94 54.00 50.29 39.25 b 37.16 44.71
2004 34.58 40.31 ----- z 43.63 c 49.29 53.73 58.45 59.94 53.63 47.72 b 39.12 d 39.31 e 47.25
2005 37.32 34.75 40.64 c 43.63 51.23 52.52 e 57.29 g 57.41 n 47.88 m 48.48 36.63 35.84 42.34
2006 40.74 35.43 37.71 42.50 ----- z 55.47 58.06 54.79 g 50.70 g 43.28 f 41.44 e 33.41 d 43.09
2007 30.38 g 38.26 e 40.96 e 41.52 e 45.56 f 51.22 l 59.16 55.78 h 51.23 44.89 l 37.23 h 36.38 g 46.23
2008 33.48 36.90 h 36.68 i 39.12 f ----- z 50.88 d ----- z 58.68 52.37 ----- z 43.23 32.29 c 45.16
2009 33.39 34.04 38.03 42.03 47.29 54.87 59.07 a 57.90 53.97 45.74 40.10 31.19 44.80
2010 41.26 39.61 40.06 41.80 46.19 51.83 55.45 56.16 53.87 47.90 39.97 39.32 46.12
2011 37.23 a 34.43 40.34 b 40.31 a 44.74 52.59 c 55.00 57.67 d 55.62 a ----- z 38.52 a 32.17 b 44.42
2012 35.55 b 38.19 c 37.46 g 43.93 46.11 c 51.39 b 56.70 d 57.88 f 51.40 e 36.81 43.45 a 32.65 43.62
2013 28.94 38.61 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.77
Period of Record Statistics
MEAN 35.13 36.92 38.87 41.93 46.82 51.82 55.10 55.16 51.57 45.26 39.84 35.80 44.39
S.D. 4.09 2.78 2.04 2.03 2.06 1.93 1.92 2.09 1.99 2.28 2.90 2.84 1.24
SKEW -0.87 0.09 -0.06 -0.11 0.43 0.24 0.32 -0.03 0.07 -1.03 -0.45 -0.31 0.15
MAX 43.42 42.68 43.71 46.77 51.81 56.67 59.68 59.94 56.13 50.29 46.87 41.87 46.96
MIN 23.29 30.36 34.13 37.37 42.87 47.70 50.61 50.13 47.50 36.81 32.73 28.58 41.52
NO YRS 63 63 58 61 58 60 58 57 59 60 62 62 49