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
Jan 1 -5.6° 3.3° -23° (1974) 21° (1965) 0.07" NA
Jan 2 -6.1° 3.3° -19° (1940) 22° (1997) 0.07" NA
Jan 3 -6.1° 3.3° -19° (1919) 20° (1939) 0.07" NA
Jan 4 -6.1° 3.3° -20° (1959) 22° (1997) 0.07" NA
Jan 5 -6.1° 3.3° -24° (1924) 18° (1955) 0.07" NA
Jan 6 -6.1° 3.3° -23° (1912) 19° (1907) 0.07" NA
Jan 7 -6.1° 2.8° -26° (1912) 23° (1965) 0.07" NA
Jan 8 -6.1° 2.8° -22° (1976) 22° (2006) 0.07" NA
Jan 9 -6.1° 2.8° -21° (1962) 18° (2002) 0.07" NA
Jan 10 -6.1° 2.8° -26° (1982) 17° (1950) 0.07" NA
Jan 11 -6.1° 2.8° -26° (1918) 23° (1911) 0.07" NA
Jan 12 -6.1° 2.8° -27° (1918) 21° (1936) 0.07" NA
Jan 13 -6.1° 2.8° -22° (1912) 19° (1952) 0.07" NA
Jan 14 -6.1° 2.8° -22° (1979) 22° (1928) 0.07" NA
Jan 15 -6.1° 2.8° -22° (1979) 21° (1901) 0.07" NA
Jan 16 -6.1° 2.8° -26° (1977) 22° (1990) 0.07" NA
Jan 17 -6.1° 2.8° -26° (1930) 22° (1894) 0.07" NA
Jan 18 -6.1° 3.3° -28° (1930) 22° (1974) 0.07" NA
Jan 19 -6.1° 3.3° -26° (1940) 24° (1952) 0.06" NA
Jan 20 -6.1° 3.3° -28° (1985) 22° (1906) 0.06" NA
Jan 21 -6.1° 3.3° -22° (1970) 24° (1986) 0.06" NA
Jan 22 -6.1° 3.3° -26° (1930) 22° (1967) 0.07" NA
Jan 23 -6.1° 3.3° -24° (1963) 24° (1967) 0.07" NA
Jan 24 -6.1° 3.3° -24° (1894) 25° (1950) 0.07" NA
Jan 25 -6.1° 3.3° -22° (1940) 24° (1950) 0.07" NA
Jan 26 -6.1° 3.9° -22° (1936) 19° (1911) 0.07" NA
Jan 27 -5.6° 3.9° -26° (1936) 22° (1944) 0.07" NA
Jan 28 -5.6° 3.9° -24° (1936) 24° (1970) 0.07" NA
Jan 29 -5.6° 3.9° -22° (1966) 19° (1988) 0.07" NA
Jan 30 -5.6° 4.4° -23° (1936) 18° (1931) 0.07" NA
Jan 31 -5.6° 4.4° -23° (1936) 23° (1989) 0.07" NA
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