October weather in Mount Vernon, IA
The average temperature in Mount Vernon in October is 52.8°F (41.5°F–64.1°F). Average precipitation: 3.00 inches. Average snowfall is 0.6 inches.
October is a fall month in Mount Vernon, and is warmer than the annual average of 49.9°F. Daily temperatures swing about 22.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 50m. For travel, October is a comfortable month to visit.
Avg High
64.1°F
Avg Low
41.5°F
Precipitation
3.00 in
Snow
0.6 in
October records in Mount Vernon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.9°F (1976) | 28.9°F (1958) | 2.26 in (1911) |
| October 2 | 93.0°F (1976) | 23.0°F (1974) | 2.84 in (2019) |
| October 3 | 93.9°F (1997) | 26.1°F (1987) | 2.10 in (1925) |
| October 4 | 91.0°F (1938) | 25.0°F (1935) | 1.69 in (1991) |
| October 5 | 89.1°F (1922) | 28.0°F (1935) | 1.47 in (1998) |
| October 6 | 90.0°F (1963) | 21.9°F (1935) | 1.82 in (1927) |
| October 7 | 87.1°F (2007) | 26.1°F (2000) | 2.15 in (1948) |
| October 8 | 89.1°F (1916) | 26.1°F (1976) | 1.62 in (2018) |
| October 9 | 89.1°F (1916) | 26.1°F (1895) | 1.45 in (1985) |
| October 10 | 88.0°F (1930) | 19.9°F (1925) | 0.82 in (1978) |
| October 11 | 87.1°F (1920) | 19.9°F (1987) | 2.03 in (1954) |
| October 12 | 86.0°F (1975) | 25.0°F (1959) | 2.06 in (2023) |
| October 13 | 89.1°F (1975) | 19.9°F (1917) | 1.28 in (1997) |
| October 14 | 89.1°F (1897) | 19.9°F (1917) | 1.51 in (2014) |
| October 15 | 88.0°F (1897) | 19.0°F (1937) | 1.31 in (1998) |
| October 16 | 87.1°F (1950) | 25.0°F (1970) | 1.53 in (1930) |
| October 17 | 87.1°F (1910) | 23.0°F (1925) | 2.13 in (1898) |
| October 18 | 88.0°F (1950) | 19.9°F (1952) | 2.05 in (1905) |
| October 19 | 84.0°F (1924) | 16.0°F (1972) | 0.95 in (1938) |
| October 20 | 82.9°F (1947) | 19.0°F (1930) | 1.97 in (1934) |
| October 21 | 84.9°F (1947) | 17.1°F (1930) | 1.51 in (1951) |
| October 22 | 88.0°F (1899) | 19.0°F (1976) | 2.05 in (2001) |
| October 23 | 88.0°F (1899) | 19.9°F (1936) | 1.63 in (2020) |
| October 24 | 82.0°F (1899) | 19.9°F (1981) | 1.32 in (1967) |
| October 25 | 82.9°F (1927) | 19.9°F (1933) | 1.70 in (1946) |
| October 26 | 82.9°F (1927) | 17.1°F (1942) | 1.37 in (2023) |
| October 27 | 86.0°F (1927) | 17.1°F (1942) | 0.86 in (2015) |
| October 28 | 81.0°F (1927) | 1.9°F (1925) | 1.55 in (1947) |
| October 29 | 84.0°F (1937) | 0.0°F (1925) | 1.50 in (1896) |
| October 30 | 84.0°F (1924) | -2.0°F (1925) | 1.22 in (2009) |
| October 31 | 86.0°F (1950) | 12.0°F (1925) | 2.52 in (2024) |