December weather in Washington Court House, OH
The average temperature in Washington Court House in December is 32.9°F (25.1°F–40.7°F). Average precipitation: 3.19 inches. Average snowfall is 2.7 inches.
December is a winter month in Washington Court House, and is cooler than the annual average of 51.8°F. Daily temperatures swing about 15.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 13m. For travel, December is cold.
Avg High
40.7°F
Avg Low
25.1°F
Precipitation
3.19 in
Snow
2.7 in
December records in Washington Court House
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 68.0°F (1970) | 3.0°F (1929) | 0.99 in (1974) |
| December 2 | 75.0°F (1982) | 5.0°F (1942) | 1.44 in (1986) |
| December 3 | 77.0°F (1982) | 1.9°F (1929) | 1.59 in (1991) |
| December 4 | 68.0°F (1998) | 5.0°F (1966) | 1.23 in (1978) |
| December 5 | 64.9°F (1960) | 10.0°F (1974) | 0.98 in (1977) |
| December 6 | 72.0°F (1998) | 1.0°F (1977) | 1.78 in (2011) |
| December 7 | 66.0°F (1951) | 0.0°F (1977) | 0.86 in (1957) |
| December 8 | 68.0°F (1966) | 7.0°F (1917) | 0.96 in (1978) |
| December 9 | 64.9°F (1946) | -9.9°F (1917) | 1.43 in (1956) |
| December 10 | 70.0°F (1971) | -9.9°F (1917) | 1.26 in (1966) |
| December 11 | 64.9°F (1931) | -17.0°F (1917) | 0.79 in (1927) |
| December 12 | 63.0°F (1949) | -5.1°F (1962) | 1.51 in (1970) |
| December 13 | 69.1°F (2015) | -5.1°F (1962) | 1.26 in (1919) |
| December 14 | 75.0°F (1919) | -0.9°F (1942) | 1.40 in (1927) |
| December 15 | 64.9°F (1971) | -11.9°F (1917) | 1.39 in (1948) |
| December 16 | 64.9°F (1984) | -13.0°F (1932) | 1.11 in (1937) |
| December 17 | 69.1°F (1984) | -14.1°F (1989) | 1.43 in (1996) |
| December 18 | 64.9°F (1967) | -7.1°F (1989) | 1.65 in (1990) |
| December 19 | 59.0°F (1918) | -4.0°F (1963) | 1.22 in (2025) |
| December 20 | 63.0°F (1949) | -7.1°F (1963) | 0.55 in (1995) |
| December 21 | 68.0°F (1967) | -9.9°F (1942) | 0.79 in (1951) |
| December 22 | 68.0°F (2013) | -20.0°F (1989) | 1.42 in (1998) |
| December 23 | 68.0°F (2013) | -11.9°F (1989) | 0.86 in (1941) |
| December 24 | 66.0°F (1964) | -15.0°F (1989) | 0.61 in (1979) |
| December 25 | 64.9°F (1932) | -11.0°F (1983) | 0.95 in (1944) |
| December 26 | 66.0°F (2015) | -4.0°F (1935) | 0.76 in (1957) |
| December 27 | 68.0°F (2016) | -8.0°F (1933) | 1.12 in (2015) |
| December 28 | 70.0°F (1984) | -0.9°F (1950) | 1.17 in (1988) |
| December 29 | 69.1°F (2025) | 0.0°F (1993) | 0.94 in (1942) |
| December 30 | 64.9°F (1972) | -16.1°F (1917) | 0.99 in (1932) |
| December 31 | 69.1°F (1951) | -2.0°F (1976) | 1.26 in (1947) |