October weather in St. Charles, MO

The average temperature in St. Charles in October is 57.3°F (45.7°F–68.8°F). Average precipitation: 3.50 inches.

October is a fall month in St. Charles, and is warmer than the annual average of 55.5°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 57m. For travel, October is a comfortable month to visit.

Avg High
68.8°F
Avg Low
45.7°F
Precipitation
3.50 in
Daylight
10h 57m

October records in St. Charles

Date Record High Record Low Record Precip
October 1 93.9°F (1901) 33.1°F (1958) 1.61 in (1911)
October 2 97.0°F (1953) 30.0°F (1974) 1.63 in (1926)
October 3 93.9°F (1922) 30.9°F (1974) 1.92 in (1902)
October 4 91.9°F (1938) 32.0°F (1935) 3.39 in (1986)
October 5 93.0°F (1938) 30.0°F (1979) 3.61 in (1910)
October 6 93.9°F (1939) 30.0°F (1979) 1.83 in (1949)
October 7 95.0°F (1939) 26.1°F (1952) 1.88 in (1990)
October 8 93.9°F (1938) 28.0°F (1987) 2.19 in (1977)
October 9 91.9°F (1938) 28.9°F (1915) 4.01 in (2009)
October 10 93.0°F (1963) 27.0°F (1979) 1.66 in (2001)
October 11 91.9°F (1963) 28.0°F (1964) 1.20 in (1954)
October 12 89.1°F (1928) 28.0°F (1909) 3.19 in (1969)
October 13 91.0°F (1899) 26.1°F (1909) 2.14 in (1931)
October 14 93.0°F (1938) 24.1°F (1979) 1.97 in (1970)
October 15 91.9°F (1938) 24.1°F (1979) 1.50 in (1914)
October 16 91.0°F (1938) 30.9°F (1969) 1.32 in (1899)
October 17 90.0°F (1938) 28.0°F (1966) 1.72 in (2006)
October 18 89.1°F (1953) 27.0°F (1948) 6.21 in (1905)
October 19 90.0°F (1953) 25.0°F (1972) 1.75 in (2025)
October 20 88.0°F (1953) 24.1°F (1972) 2.47 in (1983)
October 21 86.0°F (1947) 24.1°F (1982) 1.07 in (1993)
October 22 88.0°F (1979) 21.0°F (1982) 1.59 in (1913)
October 23 93.0°F (1939) 21.9°F (1982) 2.72 in (2009)
October 24 88.0°F (1940) 21.9°F (1982) 2.01 in (1976)
October 25 89.1°F (1940) 21.9°F (1942) 2.19 in (1934)
October 26 88.0°F (1927) 21.9°F (1942) 2.65 in (2022)
October 27 89.1°F (1927) 21.9°F (1914) 2.00 in (1919)
October 28 89.1°F (1927) 21.9°F (1925) 1.34 in (1921)
October 29 89.1°F (1937) 21.9°F (1910) 1.73 in (1991)
October 30 91.0°F (1950) 19.0°F (1925) 2.98 in (1942)
October 31 93.0°F (1900) 24.1°F (1923) 1.23 in (1941)

Other months in St. Charles