Preston, Connecticut
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 37° -13° (1961) 68° (2002) 4.15" 8.8"
February 21° 41° -17° (1996) 72° (1981) 4.25" 8"
March 28° 48° -1° (1962) 85° (1998) 5.48" 3.6"
April 37° 59° 17° (1995) 94° (2002) 5" 0.8"
May 47° 70° 26° (1964) 98° (1996) 3.92" 0"
June 57° 78° 33° (1983) 98° (1988) 4.21" 0"
July 62° 83° 43° (1988) 101° (1999) 3.97" 0"
August 61° 82° 40° (1986) 102° (2001) 4.86" 0"
September 52° 75° 29° (1957) 97° (1983) 4.58" 0"
October 41° 64° 18° (1980) 88° (1963) 4.82" 0"
November 33° 53° 6° (1989) 79° (1990) 4.89" 0.2"
December 24° 42° -13° (1980) 77° (1998) 4.85" 6.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 42° 65° 30° (2008) 82° (1965) 0.12" 0"
May 2 42° 66° 31° (1986) 92° (2001) 0.12" 0"
May 3 43° 66° 31° (1966) 93° (2001) 0.12" 0"
May 4 43° 66° 31° (1986) 93° (2001) 0.12" 0"
May 5 43° 67° 32° (1964) 93° (2001) 0.13" 0"
May 6 44° 67° 33° (1961) 87° (1993) 0.12" 0"
May 7 44° 67° 29° (1996) 83° (2000) 0.12" 0"
May 8 44° 68° 31° (2001) 92° (2000) 0.11" 0"
May 9 44° 68° 27° (1985) 93° (2000) 0.12" 0"
May 10 45° 68° 33° (1977) 95° (1979) 0.12" 0"
May 11 45° 69° 33° (2010) 91° (1993) 0.11" 0"
May 12 45° 69° 34° (1982) 88° (2001) 0.11" 0"
May 13 46° 69° 32° (1963) 90° (2004) 0.12" 0"
May 14 46° 70° 30° (1996) 83° (2004) 0.11" 0"
May 15 46° 70° 32° (1980) 87° (1998) 0.12" 0"
May 16 47° 70° 26° (1964) 89° (1998) 0.12" 0"
May 17 47° 70° 34° (1984) 87° (1974) 0.11" 0"
May 18 47° 71° 31° (1983) 87° (1989) 0.13" 0"
May 19 47° 71° 34° (2002) 89° (1986) 0.12" 0"
May 20 48° 71° 33° (2002) 98° (1996) 0.12" 0"
May 21 48° 72° 31° (1964) 94° (1996) 0.13" 0"
May 22 48° 72° 34° (1990) 95° (1992) 0.14" 0"
May 23 49° 72° 36° (1990) 94° (1959) 0.14" 0"
May 24 49° 72° 34° (1963) 91° (1964) 0.14" 0"
May 25 49° 73° 37° (1963) 91° (1991) 0.14" 0"
May 26 50° 73° 36° (1972) 94° (2007) 0.14" 0"
May 27 50° 73° 33° (1968) 98° (2010) 0.15" 0"
May 28 50° 74° 38° (1994) 90° (1991) 0.13" 0"
May 29 51° 74° 37° (1962) 92° (1959) 0.14" 0"
May 30 51° 74° 38° (1957) 94° (1987) 0.15" 0"
May 31 51° 74° 34° (1961) 92° (1987) 0.15" 0"
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