Winchester, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 34° -29° (1950) 63° (1953) 0.88" NA
February 27° 43° -25° (1950) 73° (1947) 0.75" NA
March 32° 54° 0° (1951) 78° (1960) 0.69" NA
April 39° 64° 14° (1954) 92° (1977) 0.45" NA
May 46° 72° 23° (1954) 99° (1986) 0.63" NA
June 53° 79° 33° (1976) 106° (1961) 0.49" NA
July 58° 86° 36° (1962) 109° (1941) 0.29" NA
August 57° 85° 37° (1965) 107° (1946) 0.33" NA
September 49° 77° 26° (1985) 100° (1944) 0.44" NA
October 38° 63° 9° (2002) 89° (1943) 0.52" NA
November 30° 45° -15° (1985) 75° (1945) 1.17" NA
December 22° 35° -19° (1968) 64° (1972) 1.32" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 56° 83° 40° (1955) 102° (1942) 0.01" NA
Jul 2 56° 83° 36° (1962) 105° (1942) 0.01" NA
Jul 3 56° 84° 41° (1979) 106° (1942) 0.01" NA
Jul 4 56° 84° 43° (1980) 105° (1942) 0.01" NA
Jul 5 56° 84° 43° (1980) 102° (1942) 0.01" NA
Jul 6 56° 85° 41° (1971) 100° (1945) 0.01" NA
Jul 7 57° 85° 38° (1971) 108° (1945) 0.01" NA
Jul 8 57° 85° 39° (1981) 100° (1975) 0.01" NA
Jul 9 57° 85° 42° (1967) 105° (1975) 0.01" NA
Jul 10 57° 86° 42° (1964) 104° (1945) 0.01" NA
Jul 11 57° 86° 40° (1981) 104° (1945) 0.01" NA
Jul 12 57° 86° 42° (1974) 102° (1945) 0.01" NA
Jul 13 57° 86° 44° (1968) 103° (2002) 0.01" NA
Jul 14 58° 86° 43° (1983) 103° (1955) 0.01" NA
Jul 15 58° 86° 43° (1968) 107° (1941) 0.01" NA
Jul 16 58° 87° 40° (1982) 109° (1941) 0.01" NA
Jul 17 58° 87° 46° (1942) 109° (1941) 0.01" NA
Jul 18 58° 87° 44° (1996) 108° (1941) 0.01" NA
Jul 19 58° 87° 46° (1962) 102° (1956) 0.01" NA
Jul 20 58° 87° 45° (1964) 104° (1946) 0.01" NA
Jul 21 58° 87° 45° (1968) 104° (1958) 0.01" NA
Jul 22 58° 87° 44° (1981) 104° (2006) 0.01" NA
Jul 23 58° 87° 41° (1963) 105° (2006) 0.01" NA
Jul 24 58° 87° 43° (1948) 102° (2006) 0.01" NA
Jul 25 58° 87° 43° (1949) 104° (1984) 0" NA
Jul 26 58° 87° 46° (1969) 102° (1984) 0" NA
Jul 27 58° 87° 47° (1969) 104° (1998) 0.01" NA
Jul 28 59° 87° 43° (1959) 104° (1946) 0.01" NA
Jul 29 59° 87° 47° (1959) 100° (1944) 0.01" NA
Jul 30 59° 87° 44° (1950) 103° (1973) 0.01" NA
Jul 31 59° 87° 41° (1964) 105° (1949) 0.01" NA
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