Winchester, Connecticut
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 33° -20° (1994) 66° (2007) 3.84" 14.2"
February 17° 37° -15° (1995) 68° (1997) 3.85" 14.4"
March 23° 46° -10° (2003) 90° (1998) 4.65" 13.1"
April 33° 59° 14° (1995) 94° (2002) 4.74" 2.5"
May 43° 70° 26° (2001) 95° (1996) 4.5" 0"
June 53° 77° 34° (2001) 98° (2005) 4.72" 0"
July 57° 82° 42° (2001) 96° (1995) 4.36" 0"
August 56° 79° 41° (1995) 95° (2006) 4.45" 0"
September 48° 72° 28° (2000) 91° (1999) 4.61" 0"
October 37° 60° 21° (2001) 82° (2007) 5.15" 0.2"
November 29° 49° 8° (2002) 75° (2003) 4.59" 2.4"
December 20° 37° -4° (1993) 72° (1998) 4.38" 12.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 53° 77° 42° (2009) 91° (2010) 0.12" 0"
Sep 2 53° 77° 38° (1991) 91° (2010) 0.12" 0"
Sep 3 53° 77° 39° (1991) 92° (2010) 0.14" 0"
Sep 4 52° 76° 43° (1995) 89° (1993) 0.14" 0"
Sep 5 52° 76° 41° (2000) 83° (1995) 0.14" 0"
Sep 6 52° 76° 39° (2000) 87° (1998) 0.14" 0"
Sep 7 51° 75° 39° (2000) 86° (2001) 0.13" 0"
Sep 8 51° 75° 45° (1990) 88° (2007) 0.14" 0"
Sep 9 51° 75° 36° (1990) 90° (2007) 0.14" 0"
Sep 10 50° 74° 37° (1990) 85° (2001) 0.13" 0"
Sep 11 50° 74° 34° (1995) 85° (2002) 0.15" 0"
Sep 12 49° 74° 34° (1995) 87° (2005) 0.15" 0"
Sep 13 49° 73° 37° (1992) 86° (2005) 0.15" 0"
Sep 14 49° 73° 37° (1992) 85° (2005) 0.15" 0"
Sep 15 48° 72° 37° (2001) 83° (1998) 0.17" 0"
Sep 16 48° 72° 36° (1995) 85° (1993) 0.16" 0"
Sep 17 47° 72° 35° (2007) 86° (1991) 0.17" 0"
Sep 18 47° 71° 31° (1990) 86° (1991) 0.17" 0"
Sep 19 47° 71° 31° (1990) 81° (1992) 0.16" 0"
Sep 20 46° 70° 30° (1993) 82° (1998) 0.16" 0"
Sep 21 46° 70° 30° (1993) 83° (1998) 0.17" 0"
Sep 22 45° 69° 32° (1991) 81° (2007) 0.16" 0"
Sep 23 45° 69° 32° (1991) 85° (2010) 0.16" 0"
Sep 24 44° 69° 33° (1992) 79° (2010) 0.16" 0"
Sep 25 44° 68° 32° (1992) 83° (2010) 0.17" 0"
Sep 26 44° 68° 32° (1992) 85° (2007) 0.16" 0"
Sep 27 43° 67° 34° (2000) 88° (2007) 0.17" 0"
Sep 28 43° 67° 30° (1991) 80° (2007) 0.17" 0"
Sep 29 42° 66° 28° (2000) 75° (1990) 0.18" 0"
Sep 30 42° 66° 29° (1991) 76° (1990) 0.18" 0"
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