October weather in Mercer, MO
The average temperature in Mercer in October is 53.6°F (41.9°F–65.2°F). Average precipitation: 3.29 inches.
October is a fall month in Mercer, and is warmer than the annual average of 51.1°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 54m. For travel, October is a comfortable month to visit.
Avg High
65.2°F
Avg Low
41.9°F
Precipitation
3.29 in
Daylight
10h 54m
October records in Mercer
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 93.9°F (1953) | 26.1°F (1985) | 1.46 in (1900) |
| October 2 | 95.0°F (1953) | 28.9°F (1974) | 1.40 in (1962) |
| October 3 | 91.9°F (1953) | 26.1°F (1987) | 1.46 in (1986) |
| October 4 | 93.9°F (2006) | 28.0°F (1968) | 2.60 in (1991) |
| October 5 | 95.0°F (1963) | 30.9°F (1964) | 2.97 in (1998) |
| October 6 | 93.9°F (1963) | 18.0°F (1952) | 2.44 in (2017) |
| October 7 | 88.0°F (1963) | 19.0°F (1952) | 2.02 in (1958) |
| October 8 | 87.1°F (1979) | 21.9°F (1978) | 3.65 in (2018) |
| October 9 | 93.0°F (1963) | 25.0°F (1964) | 3.20 in (1958) |
| October 10 | 90.0°F (1963) | 21.9°F (1964) | 1.48 in (1961) |
| October 11 | 88.0°F (1960) | 19.0°F (1987) | 1.90 in (1973) |
| October 12 | 88.0°F (1956) | 23.0°F (1987) | 2.00 in (1997) |
| October 13 | 90.0°F (1899) | 21.9°F (1907) | 1.04 in (1997) |
| October 14 | 89.1°F (1897) | 21.9°F (1986) | 1.54 in (2014) |
| October 15 | 89.1°F (1897) | 23.0°F (1952) | 1.07 in (1967) |
| October 16 | 86.0°F (1953) | 26.1°F (1970) | 1.05 in (1999) |
| October 17 | 84.0°F (1956) | 21.0°F (1976) | 2.62 in (1898) |
| October 18 | 88.0°F (1963) | 18.0°F (1952) | 2.28 in (1984) |
| October 19 | 87.1°F (1963) | 15.1°F (1972) | 1.18 in (1979) |
| October 20 | 84.9°F (1894) | 19.0°F (1960) | 1.58 in (2005) |
| October 21 | 86.0°F (1899) | 19.9°F (1952) | 0.83 in (1983) |
| October 22 | 95.0°F (1894) | 19.9°F (1952) | 1.70 in (1996) |
| October 23 | 90.0°F (1894) | 21.0°F (1895) | 1.28 in (2009) |
| October 24 | 84.0°F (2022) | 24.1°F (2006) | 3.70 in (2021) |
| October 25 | 84.0°F (1952) | 23.0°F (1968) | 1.44 in (2022) |
| October 26 | 84.0°F (1963) | 21.0°F (1988) | 0.87 in (1997) |
| October 27 | 81.0°F (1966) | 19.9°F (1997) | 1.12 in (1980) |
| October 28 | 75.9°F (1986) | 18.0°F (1988) | 1.49 in (2021) |
| October 29 | 80.1°F (1901) | 12.9°F (1952) | 1.79 in (1896) |
| October 30 | 84.0°F (2024) | 17.1°F (1988) | 1.78 in (2009) |
| October 31 | 84.9°F (1968) | 18.0°F (1993) | 3.02 in (1974) |