WINCHESTER, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(359461)

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
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1957 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1958 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1959 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1960 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1961 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1962 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1968 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1969 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1970 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1971 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1972 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1973 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1974 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1975 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1976 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1977 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1979 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1980 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1981 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1982 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1983 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1984 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1985 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1986 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1987 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1988 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1989 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 42.13 37.97 33.65 37.91
1990 36.16 32.64 38.10 43.30 44.71 50.37 55.16 56.48 50.90 40.13 36.77 25.61 42.53
1991 29.13 39.00 34.97 39.13 42.45 47.67 54.87 53.65 47.90 40.06 40.07 34.48 41.95
1992 34.87 36.76 38.16 42.57 ----- z 52.27 53.94 50.81 45.53 42.39 38.13 33.26 42.61
1993 29.06 27.57 41.81 43.07 47.74 50.50 53.23 54.29 49.07 45.71 33.00 35.45 42.54
1994 36.94 34.50 37.52 43.10 47.74 49.50 56.19 53.00 51.27 42.35 36.37 37.61 43.84
1995 38.81 41.18 38.45 40.17 45.74 50.37 56.77 51.23 53.90 44.45 45.10 40.26 45.54
1996 38.19 37.55 37.68 41.00 43.87 49.43 56.97 53.55 47.67 44.97 41.50 37.90 44.19
1997 34.81 36.14 37.77 41.03 48.26 51.43 55.13 55.16 50.33 44.06 41.33 33.65 44.09
1998 38.74 36.96 37.84 39.67 46.13 50.53 56.87 54.16 49.63 42.35 40.69 a 31.97 43.80
1999 35.90 35.18 36.35 37.97 41.06 47.20 51.65 54.68 45.27 39.68 42.93 36.74 42.05
2000 35.87 40.17 35.61 41.13 46.68 52.63 54.42 53.26 49.63 43.10 a 35.14 a 35.74 43.62
2001 33.29 32.79 37.16 38.50 44.32 48.93 53.65 53.84 49.33 42.65 41.20 36.52 42.68
2002 37.23 35.07 33.58 40.20 43.52 50.87 56.26 53.10 48.50 38.26 35.73 38.55 42.57
2003 40.45 34.36 40.29 40.17 44.23 51.37 55.13 55.58 50.30 46.16 39.13 ----- z 45.20
2004 38.13 37.34 39.13 40.53 48.06 52.20 55.77 57.26 51.03 45.74 39.20 38.58 45.25
2005 35.03 34.82 39.81 40.73 49.00 51.30 56.06 55.77 47.17 45.97 39.77 36.81 44.35
2006 37.81 32.39 36.77 41.13 46.90 54.80 57.26 53.23 48.83 40.87 40.17 35.81 43.83
2007 30.77 36.79 38.84 40.30 44.94 49.97 58.52 54.58 48.20 43.19 38.17 36.29 43.38
2008 32.03 34.90 35.71 36.43 46.29 47.30 55.61 54.61 47.30 42.68 43.03 33.45 42.45
2009 34.00 34.64 35.71 37.97 45.29 54.03 57.39 54.71 49.73 43.06 37.60 31.03 42.93
2010 40.77 38.64 36.39 38.90 43.23 50.13 54.32 54.06 51.87 44.84 39.70 37.29 44.18
2011 36.10 32.25 38.97 37.97 43.16 49.77 53.45 54.84 50.87 45.13 38.40 31.84 42.73
2012 34.58 34.72 36.03 42.97 44.00 48.83 54.45 55.39 48.80 43.13 42.00 36.87 43.48
2013 32.23 36.11 38.39 49.50 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 30.00 z 35.57
Period of Record Statistics
MEAN 35.45 35.52 37.54 40.34 45.33 50.50 55.35 54.23 49.26 43.04 39.30 35.19 43.43
S.D. 3.20 2.90 1.84 1.88 2.10 1.92 1.61 1.48 2.00 2.15 2.78 3.16 0.98
SKEW -0.40 -0.44 0.09 -0.09 -0.03 0.30 -0.20 -0.36 0.01 -0.41 -0.15 -1.13 0.46
MAX 40.77 41.18 41.81 43.30 49.00 54.80 58.52 57.26 53.90 46.16 45.10 40.26 45.54
MIN 29.06 27.57 33.58 36.43 41.06 47.20 51.65 50.81 45.27 38.26 33.00 25.61 41.95
NO YRS 24 24 24 23 22 23 23 23 23 24 24 23 21