Saint Louis, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -23.3° (1977) 23.3° (1970) 2.01" NA
February -3° -25° (1996) 26.1° (1976) 2.06" NA
March 13° -16.7° (1978) 31.1° (1997) 3.7" NA
April 19° -6.7° (1975) 33.9° (2006) 3.82" NA
May 14° 25° 1.1° (1978) 35° (1996) 3.92" NA
June 19° 30° 4.4° (1976) 38.9° (1988) 3.73" NA
July 22° 33° 11.7° (1975) 40.6° (1999) 3.78" NA
August 21° 31° 10.6° (1992) 40° (2003) 3.7" NA
September 16° 27° 1.7° (1969) 37.2° (1990) 2.69" NA
October 21° -2.2° (1987) 34.4° (2006) 2.81" NA
November 12° -13.9° (1976) 28.3° (2003) 4.06" NA
December -3° -27.2° (1989) 25.6° (1970) 2.56" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 5.6° 16.1° -1° (1992) 30° (1978) 0.13" NA
Apr 2 6.1° 16.1° -2° (1992) 29° (2003) 0.13" NA
Apr 3 6.1° 16.7° -3° (1992) 29.4° (2007) 0.13" NA
Apr 4 6.1° 16.7° -7° (1975) 29° (1978) 0.13" NA
Apr 5 6.7° 16.7° -1.7° (2007) 28° (1978) 0.13" NA
Apr 6 6.7° 17.2° -1° (1994) 33° (1988) 0.13" NA
Apr 7 6.7° 17.2° -5° (2007) 29° (1972) 0.13" NA
Apr 8 6.7° 17.8° -4° (1972) 28° (1970) 0.13" NA
Apr 9 7.2° 17.8° -4° (1997) 29° (1978) 0.13" NA
Apr 10 7.2° 17.8° -1° (1973) 30° (1978) 0.13" NA
Apr 11 7.2° 18.3° -2° (1973) 31° (1977) 0.13" NA
Apr 12 7.8° 18.3° -2° (1990) 32° (1971) 0.13" NA
Apr 13 7.8° 18.3° 1° (1997) 32° (1971) 0.13" NA
Apr 14 7.8° 18.9° -1° (1997) 30.6° (2006) 0.13" NA
Apr 15 8.3° 18.9° 3° (1996) 33.9° (2006) 0.13" NA
Apr 16 8.3° 19.4° 1.7° (2007) 32° (1976) 0.13" NA
Apr 17 8.3° 19.4° 1° (1997) 32° (1977) 0.13" NA
Apr 18 8.9° 19.4° 3° (1990) 31° (1977) 0.13" NA
Apr 19 8.9° 20° 3° (1988) 32° (1994) 0.13" NA
Apr 20 8.9° 20° 5° (1978) 31° (1971) 0.13" NA
Apr 21 9.4° 20° 3° (1993) 29° (1971) 0.13" NA
Apr 22 9.4° 20.6° 3° (1993) 29° (1971) 0.13" NA
Apr 23 9.4° 20.6° 3° (1978) 29° (1976) 0.12" NA
Apr 24 10° 20.6° 2° (2005) 31° (1976) 0.12" NA
Apr 25 10° 21.1° 4° (1972) 31° (1989) 0.12" NA
Apr 26 10° 21.1° 3° (1976) 33° (1989) 0.12" NA
Apr 27 10.6° 21.1° 5° (2006) 33° (1989) 0.12" NA
Apr 28 10.6° 21.7° 2° (1992) 33° (1989) 0.12" NA
Apr 29 10.6° 21.7° 4° (1976) 32° (1970) 0.12" NA
Apr 30 11.1° 22.2° 4° (1996) 30.6° (2007) 0.12" NA
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