Winchester, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 34° 47° 19° (1997) 68° (2005) 5.14" 2.2"
February 36° 52° 18° (1990) 75° (1995) 4.47" 0.2"
March 37° 57° 25° (2002) 80° (2003) 3.97" 0"
April 40° 62° 30° (1999) 90° (2004) 2.94" 0"
May 44° 68° 32° (2002) 98° (2006) 1.93" 0"
June 50° 74° 36° (1999) 102° (2006) 0.98" 0"
July 54° 81° 44° (1999) 105° (2006) 0.4" 0"
August 53° 82° 44° (1992) 105° (1990) 0.65" 0"
September 48° 77° 35° (1999) 100° (1998) 1.14" 0"
October 43° 66° 21° (2002) 95° (1991) 2.41" 0"
November 39° 53° 20° (2002) 75° (1999) 5.89" 0.4"
December 35° 47° 0° (1990) 67° (1995) 5.81" 0.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 38° 59° 33° (2004) 70° (1992) 0.11" NA
Apr 2 38° 59° 30° (1999) 77° (1992) 0.11" NA
Apr 3 39° 60° 30° (1999) 76° (2000) 0.11" NA
Apr 4 39° 60° 35° (1997) 81° (2000) 0.11" NA
Apr 5 39° 60° 31° (1997) 75° (2002) 0.11" NA
Apr 6 39° 60° 33° (1997) 79° (2007) 0.11" NA
Apr 7 39° 60° 32° (1992) 79° (1996) 0.11" NA
Apr 8 39° 60° 32° (1991) 80° (1996) 0.11" NA
Apr 9 39° 61° 33° (1999) 73° (2003) 0.11" NA
Apr 10 39° 61° 33° (1999) 75° (2004) 0.1" NA
Apr 11 39° 61° 34° (1991) 81° (2004) 0.1" NA
Apr 12 39° 61° 31° (1991) 85° (2004) 0.1" NA
Apr 13 40° 61° 32° (1991) 74° (2002) 0.1" NA
Apr 14 40° 62° 31° (2001) 80° (1990) 0.1" NA
Apr 15 40° 62° 32° (2001) 84° (1990) 0.1" NA
Apr 16 40° 62° 34° (2001) 86° (1999) 0.1" NA
Apr 17 40° 62° 35° (1998) 85° (1999) 0.1" NA
Apr 18 40° 62° 34° (1998) 74° (1999) 0.1" NA
Apr 19 40° 62° 34° (1996) 71° (1994) 0.09" NA
Apr 20 40° 63° 35° (2007) 74° (1992) 0.09" NA
Apr 21 40° 63° 35° (1996) 73° (1998) 0.09" NA
Apr 22 41° 63° 36° (1992) 74° (1998) 0.09" NA
Apr 23 41° 63° 32° (1992) 77° (2005) 0.09" NA
Apr 24 41° 64° 33° (1992) 78° (1995) 0.09" NA
Apr 25 41° 64° 36° (2000) 81° (1999) 0.09" NA
Apr 26 41° 64° 36° (2003) 90° (2004) 0.09" NA
Apr 27 41° 64° 35° (2003) 81° (2004) 0.09" NA
Apr 28 41° 64° 36° (1999) 83° (2004) 0.08" NA
Apr 29 42° 65° 37° (1996) 85° (1998) 0.08" NA
Apr 30 42° 65° 37° (1999) 90° (1998) 0.08" NA
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