December weather in Union, WV
The average temperature in Union in December is 35.7°F (25.4°F–46.0°F). Average precipitation: 2.90 inches. Average snowfall is 5.5 inches.
December is a winter month in Union, and is cooler than the annual average of 52.8°F. Daily temperatures swing about 20.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 25m. For travel, December is cool.
Avg High
46.0°F
Avg Low
25.4°F
Precipitation
2.90 in
Snow
5.5 in
December records in Union
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 72.0°F (1998) | 1.9°F (1903) | 1.97 in (2010) |
| December 2 | 73.0°F (2006) | 3.9°F (1903) | 0.75 in (1927) |
| December 3 | 70.0°F (1982) | 5.0°F (1946) | 0.67 in (2009) |
| December 4 | 73.0°F (1982) | 0.0°F (1940) | 1.24 in (1962) |
| December 5 | 70.0°F (2001) | 0.0°F (1974) | 1.48 in (1993) |
| December 6 | 73.9°F (2001) | 6.1°F (1974) | 1.03 in (1954) |
| December 7 | 72.0°F (1998) | 3.0°F (2002) | 1.66 in (1936) |
| December 8 | 73.0°F (1951) | -2.9°F (1995) | 1.69 in (2011) |
| December 9 | 70.0°F (1966) | -0.9°F (1917) | 1.05 in (2009) |
| December 10 | 68.0°F (1952) | -2.9°F (1917) | 0.97 in (1907) |
| December 11 | 69.1°F (1911) | -9.0°F (1917) | 0.98 in (1969) |
| December 12 | 68.0°F (1979) | -15.0°F (1962) | 1.60 in (2008) |
| December 13 | 69.1°F (1927) | -13.0°F (1982) | 0.91 in (1941) |
| December 14 | 69.1°F (1927) | -2.0°F (1960) | 1.00 in (1920) |
| December 15 | 70.0°F (1984) | -4.0°F (1962) | 1.14 in (1948) |
| December 16 | 69.1°F (1971) | -9.0°F (1914) | 1.17 in (1948) |
| December 17 | 69.1°F (1906) | -8.0°F (1989) | 0.70 in (1961) |
| December 18 | 70.0°F (1924) | -0.9°F (1914) | 0.91 in (1961) |
| December 19 | 72.0°F (1924) | -6.0°F (1932) | 1.26 in (2009) |
| December 20 | 66.0°F (1976) | -2.0°F (1932) | 1.10 in (1908) |
| December 21 | 64.9°F (1923) | -11.9°F (1942) | 0.91 in (1946) |
| December 22 | 66.0°F (1990) | -13.0°F (1989) | 1.20 in (1911) |
| December 23 | 64.9°F (1933) | -22.0°F (1989) | 1.40 in (1908) |
| December 24 | 64.9°F (1957) | -18.0°F (1989) | 0.56 in (1956) |
| December 25 | 66.0°F (1933) | -11.9°F (1983) | 1.27 in (1979) |
| December 26 | 64.9°F (1964) | -11.0°F (1948) | 1.42 in (1921) |
| December 27 | 63.0°F (1941) | -11.9°F (1948) | 1.10 in (1932) |
| December 28 | 70.0°F (1984) | -8.0°F (1948) | 1.90 in (1990) |
| December 29 | 70.0°F (1984) | 0.0°F (1914) | 1.18 in (1958) |
| December 30 | 69.1°F (1990) | -35.0°F (1917) | 1.30 in (1969) |
| December 31 | 64.9°F (1990) | -2.0°F (1983) | 1.35 in (1918) |