EUGENE WSO AIRPORT, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(352709)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.39 39.39
1940 32.42 39.00 39.65 40.20 44.65 48.47 51.87 51.81 52.13 46.74 36.07 34.13 43.09
1941 36.52 35.21 36.87 39.70 45.29 48.50 54.26 53.16 46.80 43.03 39.10 36.61 42.92
1942 31.74 35.29 34.29 40.03 45.90 47.37 53.52 52.35 46.57 42.19 38.47 37.13 42.07
1943 28.06 33.89 36.00 42.60 42.81 49.10 51.84 51.74 49.43 45.61 38.03 31.84 41.75
1944 32.29 34.72 34.71 39.77 42.94 47.93 50.29 49.71 47.87 43.81 36.07 30.68 40.90
1945 34.48 36.50 36.06 39.50 47.23 46.73 50.48 50.42 44.70 39.13 39.70 35.94 41.74
1946 34.10 34.96 37.03 39.40 44.26 47.43 51.16 48.94 45.13 38.48 35.00 35.81 40.98
1947 30.48 35.82 37.87 41.53 44.74 48.07 52.06 49.42 46.23 46.35 39.30 34.48 42.20
1948 29.84 31.93 35.29 38.30 43.84 52.17 50.03 51.16 45.53 40.32 34.50 30.03 40.25
1949 19.94 34.46 38.81 40.37 46.35 46.53 49.35 50.61 47.03 36.61 39.63 33.13 40.24
1950 24.61 33.04 36.97 37.37 41.39 50.23 50.71 51.52 46.67 45.32 40.47 42.10 41.70
1951 34.35 36.07 32.42 38.50 43.26 47.23 50.94 48.29 45.93 43.39 38.43 32.06 40.91
1952 33.13 34.34 35.87 37.93 40.84 47.13 50.45 50.39 47.00 40.87 29.07 35.32 40.20
1953 41.16 34.50 35.42 39.07 43.26 47.00 48.84 51.94 46.90 41.81 41.33 37.48 42.39
1954 34.48 34.54 31.71 38.30 42.00 45.40 48.61 49.65 45.63 38.71 42.70 33.84 40.46
1955 33.71 32.04 33.29 36.10 40.77 47.40 49.00 46.52 44.90 43.00 36.43 36.26 39.95
1956 35.61 31.45 35.74 39.07 45.35 45.30 50.87 50.52 45.77 40.23 33.70 34.87 40.71
1957 25.55 35.14 39.81 41.17 47.39 48.97 48.45 47.94 49.20 42.29 32.70 36.81 41.28
1958 36.71 42.18 34.94 40.23 46.55 52.70 54.45 52.39 47.93 40.16 39.73 39.52 43.96
1959 37.84 34.82 36.71 39.07 42.26 49.63 51.74 50.10 48.30 44.03 34.27 34.55 41.94
1960 31.77 34.41 37.90 40.23 43.10 47.30 50.94 49.48 46.17 41.55 37.50 32.65 41.08
1961 36.32 39.64 39.03 39.27 44.65 49.17 50.55 52.81 44.17 40.97 33.10 36.26 42.16
1962 29.42 35.00 36.32 40.83 42.77 45.67 47.87 50.19 48.93 43.87 40.40 36.87 41.51
1963 26.45 41.25 36.81 39.50 44.52 49.30 50.32 52.19 52.30 45.06 40.43 35.26 42.78
1964 35.94 31.62 36.52 37.53 41.03 48.13 51.45 51.23 45.87 43.06 38.20 35.68 41.35
1965 37.16 36.32 35.65 42.20 41.35 47.03 51.61 54.16 46.37 45.48 43.53 34.52 42.95
1966 36.32 34.32 38.35 40.67 40.90 48.27 51.81 50.84 51.70 43.13 41.20 39.58 43.09
1967 39.10 35.93 37.42 35.50 41.97 51.00 52.10 53.52 50.27 44.68 39.83 36.97 43.19
1968 35.19 39.31 39.32 36.67 43.45 48.13 52.65 54.06 49.73 43.13 41.27 35.39 43.19
1969 31.68 33.29 35.42 39.47 47.84 54.80 51.87 48.68 48.40 40.84 38.63 37.58 42.37
1970 37.52 34.21 36.87 36.50 43.10 51.17 52.00 49.87 45.13 39.94 37.10 34.35 41.48
1971 34.65 33.96 34.84 37.90 42.87 45.20 50.58 52.61 44.67 38.10 35.93 33.06 40.36
1972 31.32 36.07 39.19 36.30 43.94 47.03 52.10 52.42 44.73 39.03 40.57 26.90 40.80
1973 32.39 35.96 36.74 38.30 42.19 48.37 50.42 48.58 49.97 41.55 39.50 37.81 41.81
1974 31.48 36.36 41.26 43.17 45.13 50.80 54.71 54.52 50.00 40.35 41.90 40.00 44.14
1975 40.03 36.00 36.77 36.03 42.84 49.00 54.48 51.52 49.40 47.61 38.20 36.74 43.22
1976 34.74 33.10 34.55 37.97 40.84 43.07 50.81 53.65 49.53 39.97 39.77 30.87 40.74
1977 28.71 34.79 35.10 36.70 39.94 46.03 48.19 54.55 47.57 41.39 35.63 37.39 40.50
1978 37.52 37.64 36.87 38.63 39.97 49.23 50.39 51.61 48.33 38.71 29.80 27.52 40.52
1979 24.84 36.96 38.61 40.60 41.71 43.20 49.94 50.97 49.97 45.39 35.37 36.23 41.15
1980 27.81 34.62 36.48 38.87 40.81 46.53 51.77 46.84 46.23 40.61 38.23 35.29 40.34
1981 34.03 35.36 35.65 38.90 43.19 47.37 49.35 51.55 46.50 38.68 37.57 35.87 41.17
1982 30.39 33.00 34.16 34.43 39.77 50.03 50.65 51.52 47.37 40.81 32.17 33.32 39.80
1983 34.55 38.21 40.74 36.70 43.90 46.73 51.16 52.35 45.07 41.32 40.47 31.23 41.87
1984 32.71 36.10 39.19 38.70 41.90 46.33 49.48 50.77 45.87 42.06 37.30 31.23 40.97
1985 27.00 31.14 32.03 40.73 41.71 46.43 52.55 50.45 45.60 40.48 30.57 26.32 38.75
1986 36.87 38.89 41.00 38.43 44.26 50.97 49.58 53.55 47.50 43.52 39.77 33.42 43.15
1987 32.77 35.46 37.77 39.93 46.00 48.00 52.61 51.00 48.03 40.52 39.93 35.06 42.26
1988 34.06 35.38 36.10 42.30 43.45 48.83 52.52 49.94 46.77 46.48 41.27 34.39 42.62
1989 35.45 27.39 39.71 44.53 45.45 50.93 52.90 53.29 48.00 42.48 39.47 35.65 42.94
1990 37.45 34.00 38.81 42.10 44.55 51.53 54.68 56.29 51.20 41.65 39.40 27.23 43.24
1991 31.35 40.71 35.45 39.80 43.97 47.03 52.06 53.23 47.73 40.26 40.83 36.23 42.39
1992 37.13 39.21 38.65 44.17 45.48 51.37 53.77 52.16 49.13 42.97 39.60 33.97 43.97
1993 28.42 30.50 41.55 43.17 47.52 49.13 50.45 53.00 45.83 43.35 29.30 34.00 41.35
1994 35.39 33.64 36.74 42.57 46.45 48.57 52.77 51.16 50.03 40.97 35.70 36.87 42.57
1995 38.74 39.46 37.74 40.20 45.39 48.87 55.00 50.19 51.60 40.77 43.60 37.06 44.05
1996 36.42 34.76 37.97 42.13 42.39 44.97 52.16 49.29 44.59 a 41.58 38.20 36.68 41.76
1997 34.45 34.11 38.10 40.30 45.84 46.43 50.58 53.58 50.40 42.03 40.47 32.87 42.43
1998 38.39 38.21 38.00 38.03 44.81 48.27 54.26 49.84 46.77 41.03 41.23 33.77 42.72
1999 36.16 36.75 36.32 38.17 41.23 45.00 49.26 53.61 42.60 38.00 41.77 34.16 41.09
2000 33.32 37.41 34.87 39.33 44.71 47.37 49.55 48.68 47.90 40.68 31.47 34.84 40.84
2001 32.35 31.93 36.84 37.43 40.16 42.93 48.58 51.32 47.87 40.39 41.13 36.48 40.62
2002 36.58 35.50 35.23 41.10 41.65 46.73 51.55 47.97 46.53 38.23 36.10 38.42 41.30
2003 39.65 34.11 41.90 41.30 43.71 47.80 50.35 51.61 48.87 45.90 36.17 37.06 43.20
2004 36.35 36.21 38.16 38.70 45.61 48.97 52.48 53.65 48.13 43.77 36.97 36.77 42.98
2005 34.00 32.14 38.13 39.90 47.23 48.27 52.35 49.84 44.60 44.71 35.20 33.81 41.68
2006 38.71 32.18 36.35 40.10 43.29 50.20 51.84 48.10 44.63 35.97 39.87 33.58 41.23
2007 29.58 36.07 38.97 37.87 40.48 45.40 53.71 50.45 45.63 42.23 34.87 34.45 40.81
2008 31.19 34.14 34.68 36.83 45.26 44.17 50.52 52.29 45.37 40.10 41.40 30.74 40.56
2009 31.65 32.29 34.84 36.70 41.55 50.03 52.87 51.74 48.17 41.84 36.27 28.90 40.57
2010 40.00 38.39 36.74 39.17 42.68 48.07 50.10 50.48 50.67 43.13 38.53 38.03 43.00
2011 34.55 32.14 38.94 37.93 41.52 46.73 50.42 52.19 49.87 44.65 37.43 31.65 41.50
2012 33.55 32.97 36.03 42.13 42.58 47.67 51.35 51.45 46.07 46.06 43.50 39.32 42.72
2013 33.29 37.50 39.77 51.50 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.85
Period of Record Statistics
MEAN 33.57 35.22 36.98 39.38 43.47 47.98 51.33 51.22 47.45 41.96 37.92 34.76 41.76
S.D. 4.06 2.64 2.15 2.09 2.07 2.23 1.69 1.92 2.15 2.51 3.38 3.13 1.16
SKEW -0.75 0.17 0.02 0.19 0.19 0.22 0.21 -0.09 0.32 0.09 -0.75 -0.60 0.09
MAX 41.16 42.18 41.90 44.53 47.84 54.80 55.00 56.29 52.30 47.61 43.60 42.10 44.14
MIN 19.94 27.39 31.71 34.43 39.77 42.93 47.87 46.52 42.60 35.97 29.07 26.32 38.75
NO YRS 74 74 74 73 73 73 73 73 73 73 73 74 73