January weather in Union, MO
The average temperature in Union in January is 33.0°F (22.9°F–43.0°F). Average precipitation: 2.72 inches. Average snowfall is 4.7 inches.
January is a winter month in Union, and is cooler than the annual average of 56.9°F. Daily temperatures swing about 20.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 9h 36m. For travel, January is cold.
Avg High
43.0°F
Avg Low
22.9°F
Precipitation
2.72 in
Snow
4.7 in
January records in Union
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 73.0°F (1952) | -14.1°F (1974) | 1.78 in (1948) |
| January 2 | 72.0°F (1997) | -9.0°F (2001) | 0.58 in (1953) |
| January 3 | 71.1°F (1997) | -5.1°F (1979) | 2.00 in (2005) |
| January 4 | 72.0°F (1997) | -4.0°F (1959) | 2.71 in (1950) |
| January 5 | 66.9°F (1955) | -15.0°F (1999) | 3.06 in (2005) |
| January 6 | 73.0°F (2008) | -2.9°F (1979) | 1.37 in (1989) |
| January 7 | 73.9°F (1965) | -9.0°F (1968) | 0.68 in (1940) |
| January 8 | 72.0°F (2003) | -16.1°F (1979) | 1.93 in (2008) |
| January 9 | 68.0°F (1963) | -11.9°F (1979) | 1.07 in (1946) |
| January 10 | 64.9°F (1990) | -15.0°F (1982) | 1.54 in (1975) |
| January 11 | 64.0°F (2004) | -23.1°F (1977) | 0.66 in (1991) |
| January 12 | 70.0°F (1941) | -13.0°F (1977) | 0.75 in (1930) |
| January 13 | 75.9°F (1952) | -2.9°F (1963) | 2.12 in (2007) |
| January 14 | 69.1°F (1952) | -11.9°F (1964) | 2.28 in (1995) |
| January 15 | 71.1°F (1990) | -20.9°F (1979) | 1.18 in (1937) |
| January 16 | 73.0°F (1952) | -9.9°F (1977) | 0.53 in (1941) |
| January 17 | 72.0°F (1952) | -26.0°F (1977) | 0.73 in (1953) |
| January 18 | 71.1°F (1974) | -7.1°F (1994) | 1.14 in (2004) |
| January 19 | 75.9°F (1951) | -18.9°F (1977) | 1.10 in (1995) |
| January 20 | 64.9°F (1951) | -15.0°F (1985) | 0.91 in (1990) |
| January 21 | 73.9°F (1986) | -14.1°F (1984) | 1.23 in (1959) |
| January 22 | 73.0°F (1967) | -11.0°F (1961) | 0.86 in (1933) |
| January 23 | 73.9°F (1967) | -9.9°F (1963) | 0.56 in (1920) |
| January 24 | 78.1°F (1943) | -8.0°F (1963) | 0.96 in (1938) |
| January 25 | 78.1°F (1950) | -8.0°F (1961) | 0.76 in (1928) |
| January 26 | 69.1°F (1944) | -7.1°F (1940) | 0.84 in (2004) |
| January 27 | 72.0°F (1944) | -7.1°F (1940) | 1.23 in (1954) |
| January 28 | 78.1°F (2002) | -18.0°F (1961) | 1.08 in (1997) |
| January 29 | 72.0°F (1947) | -8.0°F (1966) | 0.86 in (1939) |
| January 30 | 66.9°F (1947) | -5.1°F (1949) | 1.52 in (1969) |
| January 31 | 75.9°F (1989) | -8.0°F (1965) | 2.47 in (1982) |