Mount Vernon, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 44° -16° (1985) 74° (2004) 2.37" 2.1"
February 26° 49° -18° (1979) 83° (1962) 2.23" 2"
March 35° 58° -2° (2002) 85° (1995) 3.54" 1.8"
April 44° 67° 16° (2007) 92° (2006) 4.05" 0"
May 54° 75° 29° (1976) 95° (2006) 5.18" 0"
June 62° 84° 38° (2000) 100° (1988) 5.57" 0"
July 67° 89° 43° (1997) 106° (1986) 3.75" 0"
August 66° 89° 44° (1997) 105° (1999) 3.84" 0"
September 56° 81° 28° (1995) 106° (2000) 4.99" 0"
October 45° 70° 16° (1993) 93° (1963) 3.52" 0"
November 35° 58° 4° (1976) 85° (2006) 4.43" 0.2"
December 25° 46° -17° (1989) 75° (1998) 2.89" 2.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 67° 90° 52° (1992) 103° (1980) 0.1" 0"
Aug 2 67° 90° 50° (1965) 104° (1980) 0.1" 0"
Aug 3 67° 90° 51° (1973) 104° (2010) 0.1" 0"
Aug 4 67° 90° 48° (1974) 104° (1964) 0.1" 0"
Aug 5 67° 90° 52° (1974) 102° (1964) 0.11" 0"
Aug 6 67° 90° 50° (1997) 101° (1963) 0.11" 0"
Aug 7 67° 90° 44° (1997) 103° (1970) 0.11" 0"
Aug 8 67° 90° 48° (1989) 102° (1987) 0.11" 0"
Aug 9 66° 90° 51° (1989) 104° (1970) 0.12" 0"
Aug 10 66° 90° 49° (1965) 102° (1980) 0.12" 0"
Aug 11 66° 90° 50° (1967) 102° (2010) 0.11" 0"
Aug 12 66° 90° 44° (1967) 104° (1999) 0.11" 0"
Aug 13 66° 90° 45° (1967) 105° (1999) 0.12" 0"
Aug 14 66° 90° 45° (1967) 104° (2010) 0.12" 0"
Aug 15 66° 90° 45° (2004) 101° (2007) 0.12" 0"
Aug 16 66° 90° 46° (1992) 102° (2007) 0.11" 0"
Aug 17 66° 90° 48° (1992) 101° (1987) 0.12" 0"
Aug 18 66° 90° 54° (2008) 103° (2003) 0.12" 0"
Aug 19 65° 90° 52° (1976) 102° (1984) 0.13" 0"
Aug 20 65° 90° 46° (1967) 101° (2003) 0.12" 0"
Aug 21 65° 89° 48° (1961) 102° (2010) 0.13" 0"
Aug 22 65° 89° 52° (1994) 102° (2003) 0.13" 0"
Aug 23 65° 89° 50° (2009) 103° (2003) 0.13" 0"
Aug 24 65° 89° 50° (1961) 98° (2003) 0.13" 0"
Aug 25 64° 89° 52° (1966) 102° (2003) 0.14" 0"
Aug 26 64° 88° 46° (1962) 102° (2003) 0.15" 0"
Aug 27 64° 88° 48° (1967) 102° (2003) 0.15" 0"
Aug 28 64° 88° 46° (1967) 102° (1963) 0.16" 0"
Aug 29 63° 88° 44° (1986) 101° (1984) 0.15" 0"
Aug 30 63° 87° 48° (1988) 103° (1984) 0.15" 0"
Aug 31 63° 87° 45° (2009) 103° (2000) 0.16" 0"
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