October weather in Mount Vernon, IN
The average temperature in Mount Vernon in October is 57.9°F (45.4°F–70.3°F). Average precipitation: 3.49 inches. Average snowfall is 0.2 inches.
October is a fall month in Mount Vernon, and is warmer than the annual average of 56°F. Daily temperatures swing about 24.9°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 59m. For travel, October is a comfortable month to visit.
Avg High
70.3°F
Avg Low
45.4°F
Precipitation
3.49 in
Snow
0.2 in
October records in Mount Vernon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.0°F (1897) | 35.1°F (1924) | 1.50 in (1945) |
| October 2 | 96.1°F (1953) | 32.0°F (2011) | 1.46 in (1925) |
| October 3 | 93.9°F (1897) | 33.1°F (1974) | 1.78 in (1937) |
| October 4 | 95.0°F (1900) | 34.0°F (1961) | 2.36 in (1910) |
| October 5 | 93.9°F (1900) | 33.1°F (1968) | 3.32 in (1910) |
| October 6 | 93.9°F (1897) | 32.0°F (1935) | 4.36 in (1910) |
| October 7 | 90.0°F (1982) | 30.0°F (1952) | 4.06 in (1998) |
| October 8 | 90.0°F (1900) | 30.0°F (1952) | 2.04 in (2025) |
| October 9 | 91.9°F (1900) | 28.9°F (1917) | 3.02 in (2009) |
| October 10 | 93.9°F (1900) | 28.0°F (1964) | 1.63 in (1958) |
| October 11 | 91.0°F (1900) | 28.0°F (1964) | 1.76 in (1898) |
| October 12 | 95.0°F (1963) | 28.9°F (1905) | 1.80 in (1901) |
| October 13 | 90.0°F (1928) | 24.1°F (1917) | 2.06 in (1901) |
| October 14 | 91.0°F (1899) | 26.1°F (1917) | 1.72 in (2001) |
| October 15 | 93.9°F (1899) | 28.9°F (1939) | 2.02 in (1941) |
| October 16 | 91.0°F (1899) | 30.0°F (1991) | 2.24 in (1948) |
| October 17 | 89.1°F (1899) | 30.0°F (1991) | 2.37 in (1967) |
| October 18 | 91.0°F (1900) | 28.0°F (1948) | 2.87 in (2007) |
| October 19 | 90.0°F (1900) | 27.0°F (1895) | 2.85 in (1905) |
| October 20 | 93.0°F (1953) | 28.0°F (1917) | 1.20 in (1926) |
| October 21 | 91.9°F (1963) | 25.0°F (1898) | 3.13 in (1909) |
| October 22 | 91.0°F (1953) | 28.0°F (1952) | 1.50 in (1900) |
| October 23 | 91.9°F (1953) | 27.0°F (1952) | 0.95 in (1950) |
| October 24 | 87.1°F (1963) | 21.9°F (1981) | 3.27 in (1976) |
| October 25 | 84.0°F (1921) | 23.0°F (1981) | 1.56 in (1905) |
| October 26 | 84.9°F (1963) | 25.0°F (1962) | 1.10 in (2022) |
| October 27 | 88.0°F (1900) | 17.1°F (2001) | 1.90 in (1900) |
| October 28 | 90.0°F (1900) | 24.1°F (1976) | 1.37 in (2006) |
| October 29 | 89.1°F (1900) | 21.9°F (1925) | 3.51 in (2020) |
| October 30 | 87.1°F (1900) | 23.0°F (1952) | 1.81 in (1985) |
| October 31 | 86.0°F (1900) | 24.1°F (1923) | 2.84 in (1941) |