Saint Louis, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -28.3° (1930) 25° (1950) 2.14" 7.4"
February -3° -27.8° (1905) 29.4° (1972) 2.28" 4.8"
March 13° -20.6° (1960) 33.3° (1929) 3.6" 3.3"
April 19° -6.7° (1936) 33.9° (2002) 3.69" 0.6"
May 14° 24° -0.6° (1976) 36.7° (1953) 4.11" 0"
June 19° 29° 6.1° (1969) 40.6° (1952) 3.76" 0"
July 22° 32° 10.6° (1972) 46.1° (1954) 3.9" 0"
August 21° 31° 1.1° (1986) 43.3° (1934) 2.98" 0"
September 16° 27° 0° (1942) 40° (1984) 2.96" 0"
October 20° -10° (1925) 34.4° (2006) 2.76" 0"
November 12° -17.2° (1964) 30° (1937) 3.71" 1.5"
December -3° -26.7° (1989) 24.4° (1970) 2.86" 4.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 -0.6° 10° -15° (1962) 26° (1992) 0.1" NA
Mar 2 -0.6° 10° -17° (1980) 26° (1992) 0.1" NA
Mar 3 10° -17° (1943) 29° (1974) 0.11" NA
Mar 4 10.6° -18° (1978) 26° (1974) 0.11" NA
Mar 5 10.6° -21° (1960) 29° (1956) 0.11" NA
Mar 6 0.6° 10.6° -17° (1960) 29° (1956) 0.11" NA
Mar 7 0.6° 11.1° -17° (1943) 29° (1974) 0.11" NA
Mar 8 0.6° 11.1° -16° (1943) 28° (1974) 0.11" NA
Mar 9 1.1° 11.7° -13° (1932) 27° (1925) 0.11" NA
Mar 10 1.1° 11.7° -13° (1934) 30° (1955) 0.11" NA
Mar 11 1.1° 11.7° -13° (1948) 29° (1972) 0.12" NA
Mar 12 1.7° 12.2° -17° (1948) 29° (1990) 0.12" NA
Mar 13 1.7° 12.2° -11° (1968) 29° (1933) 0.12" NA
Mar 14 2.2° 12.8° -11° (1993) 28° (1971) 0.12" NA
Mar 15 2.2° 12.8° -9° (1949) 27° (1945) 0.12" NA
Mar 16 2.2° 12.8° -12° (1900) 30° (1945) 0.12" NA
Mar 17 2.8° 13.3° -12° (1900) 28° (1894) 0.12" NA
Mar 18 2.8° 13.3° -14° (1923) 26° (1894) 0.12" NA
Mar 19 2.8° 13.9° -16° (1923) 29° (1907) 0.12" NA
Mar 20 3.3° 13.9° -11° (1965) 28° (1948) 0.12" NA
Mar 21 3.3° 13.9° -9° (1960) 32° (1907) 0.12" NA
Mar 22 3.3° 14.4° -7° (2002) 31° (1907) 0.12" NA
Mar 23 3.9° 14.4° -14° (1974) 31° (1910) 0.12" NA
Mar 24 3.9° 15° -16° (1974) 33° (1929) 0.12" NA
Mar 25 3.9° 15° -12° (1955) 29° (1907) 0.12" NA
Mar 26 4.4° 15° -15° (1955) 31° (1991) 0.12" NA
Mar 27 4.4° 15.6° -9° (1955) 31° (1910) 0.12" NA
Mar 28 4.4° 15.6° -6° (1934) 32° (1985) 0.12" NA
Mar 29 15.6° -6° (1970) 31° (1963) 0.12" NA
Mar 30 16.1° -8° (1964) 30° (1986) 0.12" NA
Mar 31 16.1° -8° (1923) 31° (1981) 0.12" NA
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