Wheaton, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 43° -16° (1985) 74° (1986) 2.36" 2.9"
February 27° 48° -14° (1979) 79° (1982) 2.4" 2.5"
March 36° 57° 0° (2002) 85° (1995) 3.75" 1.6"
April 45° 67° 19° (1975) 90° (1987) 4.24" 0"
May 55° 75° 29° (1976) 90° (1987) 5.23" 0"
June 63° 82° 44° (1998) 100° (1988) 5.05" 0"
July 68° 88° 50° (1987) 106° (1980) 3.5" 0"
August 67° 88° 47° (1986) 103° (1984) 3.43" 0"
September 58° 80° 32° (1984) 105° (2000) 5.14" 0"
October 47° 69° 17° (1993) 93° (1980) 3.61" 0"
November 36° 57° 4° (1976) 85° (2006) 4.23" 0.1"
December 26° 45° -17° (1989) 75° (1991) 3.01" 1.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 31° 52° 8° (1980) 76° (2006) 0.09" 0.1"
Mar 2 32° 53° 0° (1980) 84° (2006) 0.1" 0"
Mar 3 32° 53° 0° (2002) 79° (1983) 0.09" 0.1"
Mar 4 32° 53° 1° (2002) 75° (1994) 0.1" 0.1"
Mar 5 32° 54° 11° (2002) 78° (1991) 0.11" 0.1"
Mar 6 33° 54° 18° (1980) 80° (1974) 0.12" 0"
Mar 7 33° 54° 10° (1996) 82° (2009) 0.11" 0.1"
Mar 8 33° 55° 3° (1996) 79° (1992) 0.12" 0.1"
Mar 9 34° 55° 5° (1996) 79° (1974) 0.11" 0"
Mar 10 34° 55° 10° (1998) 77° (1990) 0.11" 0.1"
Mar 11 34° 56° 15° (1998) 73° (2010) 0.11" 0.1"
Mar 12 34° 56° 6° (1998) 81° (1990) 0.12" 0.1"
Mar 13 35° 56° 14° (1993) 80° (2005) 0.11" 0"
Mar 14 35° 57° 11° (1975) 78° (1977) 0.12" 0.1"
Mar 15 35° 57° 15° (1988) 78° (1983) 0.12" 0"
Mar 16 36° 57° 21° (1988) 77° (1982) 0.12" 0.1"
Mar 17 36° 58° 23° (2001) 83° (1982) 0.13" 0"
Mar 18 36° 58° 25° (2005) 80° (1982) 0.12" 0.1"
Mar 19 36° 58° 25° (1988) 79° (1995) 0.13" 0"
Mar 20 37° 59° 21° (1986) 78° (1988) 0.12" 0.1"
Mar 21 37° 59° 13° (1974) 82° (1988) 0.13" 0"
Mar 22 37° 59° 14° (2002) 85° (1995) 0.13" 0.1"
Mar 23 38° 60° 17° (1974) 78° (1975) 0.13" 0"
Mar 24 38° 60° 14° (1974) 76° (1988) 0.13" 0"
Mar 25 38° 60° 16° (1996) 79° (1991) 0.14" 0.1"
Mar 26 38° 61° 17° (1996) 79° (1991) 0.13" 0"
Mar 27 39° 61° 24° (1996) 78° (1981) 0.14" 0"
Mar 28 39° 61° 26° (1994) 83° (1985) 0.14" 0.1"
Mar 29 39° 62° 26° (1975) 81° (1986) 0.13" 0"
Mar 30 39° 62° 19° (1975) 79° (2007) 0.15" 0"
Mar 31 40° 62° 20° (1987) 85° (1974) 0.14" 0"
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