January weather in Mount Vernon, IN
The average temperature in Mount Vernon in January is 32.3°F (22.9°F–41.6°F). Average precipitation: 3.53 inches. Average snowfall is 2.4 inches.
January is a winter month in Mount Vernon, and is cooler than the annual average of 56°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 9h 39m. For travel, January is cold.
Avg High
41.6°F
Avg Low
22.9°F
Precipitation
3.53 in
Snow
2.4 in
January records in Mount Vernon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 70.0°F (1952) | -5.1°F (1977) | 2.00 in (1893) |
| January 2 | 64.9°F (1965) | -4.0°F (1968) | 1.98 in (1966) |
| January 3 | 68.0°F (2000) | -2.0°F (2018) | 2.16 in (1906) |
| January 4 | 64.9°F (1897) | 0.0°F (1959) | 3.80 in (2000) |
| January 5 | 66.9°F (1997) | -8.0°F (1940) | 2.46 in (1949) |
| January 6 | 64.9°F (1946) | -6.0°F (1940) | 1.40 in (2005) |
| January 7 | 66.0°F (1907) | -20.9°F (1912) | 2.00 in (1893) |
| January 8 | 66.0°F (1989) | -11.9°F (1912) | 1.05 in (1920) |
| January 9 | 66.9°F (1965) | -6.0°F (1970) | 2.54 in (2008) |
| January 10 | 66.0°F (2026) | -11.0°F (1982) | 1.10 in (2020) |
| January 11 | 64.9°F (1911) | -9.9°F (1982) | 2.23 in (2020) |
| January 12 | 69.1°F (1916) | -18.9°F (1918) | 1.40 in (1912) |
| January 13 | 69.1°F (1960) | -15.0°F (1918) | 2.40 in (2013) |
| January 14 | 66.9°F (1932) | -11.9°F (1912) | 3.30 in (1937) |
| January 15 | 66.9°F (1900) | -9.9°F (1917) | 1.73 in (1962) |
| January 16 | 71.1°F (1928) | -16.1°F (1912) | 1.83 in (1889) |
| January 17 | 66.9°F (1900) | -14.1°F (1977) | 1.46 in (1932) |
| January 18 | 70.0°F (1929) | -11.9°F (1930) | 2.00 in (1893) |
| January 19 | 68.0°F (1974) | -15.0°F (1994) | 1.60 in (2023) |
| January 20 | 66.0°F (1906) | -16.1°F (1985) | 2.81 in (1990) |
| January 21 | 69.1°F (1906) | -17.0°F (1918) | 5.13 in (1959) |
| January 22 | 71.1°F (1986) | -15.0°F (1984) | 3.30 in (1906) |
| January 23 | 72.0°F (1909) | -13.0°F (1918) | 3.40 in (1982) |
| January 24 | 73.0°F (1943) | -13.0°F (1963) | 1.48 in (1937) |
| January 25 | 71.1°F (1943) | -9.9°F (1963) | 1.16 in (1949) |
| January 26 | 69.1°F (1950) | -7.1°F (1948) | 1.92 in (1950) |
| January 27 | 66.9°F (1947) | -9.0°F (1904) | 0.71 in (1974) |
| January 28 | 68.0°F (1914) | -9.9°F (1963) | 1.30 in (1918) |
| January 29 | 69.1°F (1970) | -9.0°F (1963) | 2.14 in (1916) |
| January 30 | 69.1°F (1931) | -8.0°F (1966) | 2.84 in (1969) |
| January 31 | 64.9°F (1917) | -8.0°F (1966) | 4.69 in (1982) |