November weather in O'Fallon, MO
The average temperature in O'Fallon in November is 45.2°F (34.9°F–55.4°F). Average precipitation: 3.69 inches. Average snowfall is 0.8 inches.
November is a fall month in O'Fallon, and is cooler than the annual average of 55.2°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 50m. For travel, November is cool.
Avg High
55.4°F
Avg Low
34.9°F
Precipitation
3.69 in
Snow
0.8 in
November records in O'Fallon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| November 1 | 77.0°F (1982) | 21.0°F (1993) | 0.98 in (2005) |
| November 2 | 84.0°F (2016) | 19.9°F (1966) | 1.80 in (1998) |
| November 3 | 82.9°F (2016) | 12.9°F (1991) | 1.86 in (2016) |
| November 4 | 81.0°F (1987) | 17.1°F (1991) | 1.63 in (2024) |
| November 5 | 82.0°F (1999) | 17.1°F (1991) | 4.14 in (2024) |
| November 6 | 80.1°F (1999) | 19.0°F (1982) | 2.05 in (1996) |
| November 7 | 78.1°F (2023) | 12.9°F (1959) | 1.38 in (1996) |
| November 8 | 80.1°F (1999) | 1.0°F (1991) | 0.80 in (1994) |
| November 9 | 84.0°F (2023) | 1.9°F (1991) | 0.48 in (1970) |
| November 10 | 84.9°F (2022) | 15.1°F (1960) | 0.84 in (1966) |
| November 11 | 82.0°F (2012) | 14.0°F (1979) | 1.78 in (1968) |
| November 12 | 81.0°F (1964) | 9.0°F (2019) | 0.95 in (1992) |
| November 13 | 84.9°F (1989) | 8.1°F (2019) | 1.82 in (1972) |
| November 14 | 80.1°F (1989) | 10.0°F (1986) | 2.00 in (1993) |
| November 15 | 98.1°F (2005) | 12.9°F (2018) | 0.97 in (1958) |
| November 16 | 80.1°F (1971) | 18.0°F (1997) | 1.46 in (2006) |
| November 17 | 75.9°F (2021) | 3.0°F (1959) | 1.77 in (2015) |
| November 18 | 82.9°F (2016) | 6.1°F (1959) | 2.95 in (2003) |
| November 19 | 78.1°F (1976) | 10.9°F (2014) | 0.62 in (1964) |
| November 20 | 73.9°F (2007) | 9.0°F (1989) | 1.37 in (1983) |
| November 21 | 75.0°F (2003) | 9.0°F (1964) | 1.07 in (1973) |
| November 22 | 69.1°F (1999) | 9.0°F (1964) | 1.97 in (1992) |
| November 23 | 73.9°F (2010) | 14.0°F (1970) | 1.01 in (1999) |
| November 24 | 73.0°F (1983) | 10.0°F (1970) | 1.80 in (2014) |
| November 25 | 73.9°F (1966) | 7.0°F (1991) | 2.95 in (2010) |
| November 26 | 73.9°F (1995) | 16.0°F (2005) | 1.86 in (1978) |
| November 27 | 77.0°F (1965) | 16.0°F (1996) | 1.50 in (1991) |
| November 28 | 75.9°F (1989) | 7.0°F (1977) | 1.32 in (2005) |
| November 29 | 75.0°F (1998) | 5.0°F (1976) | 1.00 in (1997) |
| November 30 | 73.0°F (2006) | 0.0°F (1964) | 2.09 in (2019) |