Saint Louis, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -5° -28.3° (1930) 25° (1950) 2.4" 5.6"
February -2° -27.8° (1905) 29.4° (1972) 2.32" 4.3"
March 13° -20.6° (1960) 33.3° (1929) 3.32" 2.3"
April 20° -6.7° (1936) 33.9° (2002) 3.69" 0.4"
May 14° 25° -0.6° (1976) 36.7° (1953) 4.72" 0"
June 19° 30° 6.1° (1969) 40.6° (1952) 4.28" 0"
July 22° 32° 10.6° (1972) 46.1° (1954) 4.11" 0"
August 21° 31° 1.1° (1986) 43.3° (1934) 2.99" 0"
September 16° 27° 0° (1942) 40° (1984) 3.13" 0"
October 20° -10° (1925) 34.4° (2006) 3.33" 0.1"
November 13° -17.2° (1964) 30° (1937) 3.91" 0.7"
December -3° -26.7° (1989) 24.4° (1970) 2.84" 4.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 12° 23° -18° (1985) 33° (1952) 0.1" 0"
Oct 2 12° 23° -18° (1974) 34° (1953) 0.11" 0"
Oct 3 12° 23° -18° (1974) 34° (2006) 0.1" 0"
Oct 4 12° 23° -18° (1935) 33° (1951) 0.11" 0"
Oct 5 11° 22° -18° (1964) 33° (1938) 0.1" 0"
Oct 6 11° 22° -18° (1952) 32° (1944) 0.11" 0"
Oct 7 11° 22° -18° (1952) 33° (1963) 0.11" 0"
Oct 8 11° 22° -18° (2000) 33° (1980) 0.1" 0"
Oct 9 11° 22° -18° (2000) 32° (1938) 0.11" 0"
Oct 10 10° 21° -18° (1964) 33° (1963) 0.11" 0"
Oct 11 10° 21° -18° (1964) 34° (1963) 0.11" 0"
Oct 12 10° 21° -18° (1987) 32° (1890) 0.11" 0"
Oct 13 10° 21° -18° (1979) 32° (1899) 0.11" 0"
Oct 14 10° 21° -18° (1937) 32° (1899) 0.11" 0"
Oct 15 10° 20° -18° (1937) 32° (1897) 0.11" 0"
Oct 16 20° -18° (1943) 32° (1950) 0.1" 0"
Oct 17 20° -18° (1943) 31° (1950) 0.11" 0"
Oct 18 20° -18° (1976) 31° (1953) 0.11" 0"
Oct 19 20° -18° (1972) 31° (1953) 0.11" 0"
Oct 20 20° -18° (1930) 31° (2003) 0.11" 0"
Oct 21 19° -18° (1952) 31° (1979) 0.11" 0"
Oct 22 19° -18° (1976) 30° (1947) 0.11" 0"
Oct 23 19° -18° (1981) 30° (1939) 0.11" 0"
Oct 24 19° -18° (1981) 29° (1940) 0.11" 0"
Oct 25 19° -18° (1887) 31° (1940) 0.1" 0"
Oct 26 18° -18° (1942) 30° (1940) 0.1" 0"
Oct 27 18° -18° (1957) 29° (1950) 0.11" 0"
Oct 28 18° -18° (1976) 29° (1927) 0.11" 0"
Oct 29 18° -18° (1952) 29° (1937) 0.11" 0"
Oct 30 18° -18° (1925) 32° (1950) 0.1" 0"
Oct 31 17° -18° (1878) 31° (1968) 0.11" 0.1"
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