Suisun City, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 39° 55° 18° (1979) 76° (1968) 4.78" 0"
February 42° 61° 24° (1989) 80° (1968) 5.05" 0"
March 45° 66° 20° (1956) 89° (1966) 3.41" 0"
April 47° 71° 30° (1986) 98° (1954) 1.34" 0"
May 52° 78° 35° (1976) 111° (1984) 0.76" 0"
June 56° 85° 37° (1979) 111° (1981) 0.18" 0"
July 58° 90° 40° (1961) 114° (2006) 0.01" 0"
August 57° 89° 20° (1952) 111° (1998) 0.03" 0"
September 56° 86° 39° (1986) 112° (1953) 0.21" 0"
October 51° 78° 32° (1956) 104° (1952) 1.22" 0"
November 44° 65° 21° (1985) 87° (1967) 2.94" 0"
December 39° 55° 17° (1990) 78° (1977) 5.06" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 49° 75° 38° (1967) 97° (1996) 0.04" 0"
May 2 50° 75° 36° (1971) 95° (2004) 0.03" 0"
May 3 50° 75° 42° (1959) 94° (1996) 0.03" 0"
May 4 50° 76° 35° (1976) 93° (1990) 0.04" 0"
May 5 50° 76° 40° (1988) 98° (1987) 0.03" 0"
May 6 50° 76° 36° (1986) 97° (1987) 0.03" 0"
May 7 50° 76° 35° (1970) 99° (1987) 0.03" 0"
May 8 51° 76° 39° (1970) 98° (2001) 0.03" 0"
May 9 51° 77° 39° (1953) 92° (1981) 0.03" 0"
May 10 51° 77° 38° (1968) 94° (1987) 0.02" 0"
May 11 51° 77° 37° (1986) 96° (2001) 0.03" 0"
May 12 51° 77° 39° (1986) 94° (1972) 0.03" 0"
May 13 51° 78° 39° (1968) 97° (1976) 0.03" 0"
May 14 52° 78° 39° (1968) 96° (1976) 0.03" 0"
May 15 52° 78° 43° (1968) 95° (2006) 0.03" 0"
May 16 52° 78° 42° (1955) 101° (2008) 0.02" 0"
May 17 52° 78° 40° (1974) 102° (2008) 0.03" 0"
May 18 52° 79° 38° (1974) 100° (1997) 0.02" 0"
May 19 52° 79° 43° (1986) 98° (1997) 0.03" 0"
May 20 52° 79° 42° (1962) 97° (2001) 0.02" 0"
May 21 53° 79° 38° (1986) 98° (2001) 0.02" 0"
May 22 53° 79° 39° (1986) 100° (2000) 0.02" 0"
May 23 53° 80° 42° (2010) 101° (2000) 0.02" 0"
May 24 53° 80° 43° (1980) 101° (2000) 0.01" 0"
May 25 53° 80° 42° (1980) 100° (1982) 0.02" 0"
May 26 53° 80° 38° (1953) 101° (1984) 0.02" 0"
May 27 53° 80° 42° (1953) 100° (1984) 0.01" 0"
May 28 53° 81° 38° (1956) 101° (1984) 0.02" 0"
May 29 54° 81° 40° (1956) 111° (1984) 0.01" 0"
May 30 54° 81° 39° (1985) 101° (1984) 0.02" 0"
May 31 54° 81° 44° (1971) 101° (2001) 0.01" 0"
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