Mount Vernon, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 42° -16° (1985) 74° (2004) 1.9" NA
February 23° 48° -18° (1979) 83° (1962) 1.94" NA
March 33° 58° -2° (2002) 85° (1995) 3.77" NA
April 42° 67° 16° (2007) 92° (2006) 4.09" NA
May 51° 75° 29° (1976) 95° (2006) 4.71" NA
June 60° 84° 38° (2000) 100° (1988) 5.38" NA
July 65° 90° 43° (1997) 106° (1986) 3.41" NA
August 62° 90° 44° (1997) 105° (1999) 3.94" NA
September 55° 81° 28° (1995) 106° (2000) 5.36" NA
October 43° 71° 16° (1993) 93° (1963) 3.46" NA
November 32° 57° 4° (1976) 85° (2006) 4.49" NA
December 22° 46° -17° (1989) 75° (1998) 2.94" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 63° 88° 51° (1984) 96° (1980) 0.15" NA
Jul 2 63° 88° 54° (1984) 98° (1980) 0.14" NA
Jul 3 64° 88° 53° (1968) 99° (1980) 0.14" NA
Jul 4 64° 88° 49° (1968) 97° (1980) 0.13" NA
Jul 5 64° 89° 43° (1997) 97° (1980) 0.13" NA
Jul 6 64° 89° 46° (1972) 98° (1980) 0.13" NA
Jul 7 64° 89° 52° (1967) 99° (1966) 0.12" NA
Jul 8 64° 89° 53° (2006) 98° (1980) 0.12" NA
Jul 9 64° 89° 53° (1970) 100° (1980) 0.12" NA
Jul 10 64° 89° 51° (1961) 100° (1978) 0.12" NA
Jul 11 65° 90° 53° (1975) 101° (1980) 0.11" NA
Jul 12 65° 90° 51° (1975) 102° (1966) 0.11" NA
Jul 13 65° 90° 47° (1964) 104° (1980) 0.11" NA
Jul 14 65° 90° 48° (1967) 103° (1980) 0.11" NA
Jul 15 65° 90° 47° (1967) 104° (1980) 0.1" NA
Jul 16 65° 90° 54° (2001) 103° (1980) 0.1" NA
Jul 17 65° 91° 51° (1976) 106° (1980) 0.1" NA
Jul 18 65° 91° 52° (1984) 106° (1980) 0.1" NA
Jul 19 65° 91° 55° (1984) 106° (1980) 0.1" NA
Jul 20 65° 91° 53° (1971) 105° (1980) 0.1" NA
Jul 21 65° 91° 49° (1970) 102° (1980) 0.1" NA
Jul 22 65° 91° 46° (1970) 103° (1974) 0.1" NA
Jul 23 65° 91° 50° (2000) 104° (2005) 0.1" NA
Jul 24 65° 91° 50° (2000) 102° (2005) 0.1" NA
Jul 25 65° 91° 52° (2000) 100° (1964) 0.09" NA
Jul 26 65° 91° 52° (1996) 100° (1986) 0.09" NA
Jul 27 65° 91° 51° (2004) 100° (1986) 0.09" NA
Jul 28 65° 91° 51° (2004) 102° (1986) 0.1" NA
Jul 29 65° 91° 45° (1965) 99° (1986) 0.1" NA
Jul 30 65° 92° 50° (1965) 106° (1986) 0.1" NA
Jul 31 65° 92° 46° (1971) 106° (1980) 0.1" NA
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