December weather in Jacksonville, OR
The average temperature in Jacksonville in December is 39.4°F (32.6°F–46.1°F). Average precipitation: 3.53 inches. Average snowfall is 0.9 inches.
December is a winter month in Jacksonville, and is cooler than the annual average of 55.9°F. Daily temperatures swing about 13.5°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 8h 55m. For travel, December is cool.
Avg High
46.1°F
Avg Low
32.6°F
Precipitation
3.53 in
Snow
0.9 in
December records in Jacksonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 60.1°F (1941) | 15.1°F (1936) | 1.41 in (2005) |
| December 2 | 64.9°F (1958) | 19.0°F (1969) | 3.30 in (1962) |
| December 3 | 68.0°F (1979) | 18.0°F (1936) | 2.21 in (1950) |
| December 4 | 62.1°F (1949) | 18.1°F (2013) | 1.39 in (1966) |
| December 5 | 63.0°F (1989) | 14.2°F (2013) | 0.67 in (2001) |
| December 6 | 64.0°F (2017) | 18.0°F (1929) | 1.24 in (1952) |
| December 7 | 63.0°F (1934) | 1.0°F (1972) | 1.26 in (1996) |
| December 8 | 64.0°F (2006) | -6.0°F (1972) | 1.55 in (2004) |
| December 9 | 66.0°F (1987) | -6.0°F (1972) | 1.70 in (1929) |
| December 10 | 69.1°F (1993) | -6.0°F (1972) | 2.12 in (1939) |
| December 11 | 66.9°F (1995) | -2.9°F (1972) | 0.95 in (1935) |
| December 12 | 62.1°F (1944) | 8.1°F (1932) | 1.54 in (1995) |
| December 13 | 71.1°F (1929) | 9.0°F (1972) | 1.68 in (2015) |
| December 14 | 72.0°F (1962) | 12.9°F (1932) | 1.55 in (2016) |
| December 15 | 64.0°F (1941) | 12.9°F (1932) | 1.08 in (1929) |
| December 16 | 62.1°F (1988) | 14.0°F (1965) | 2.17 in (1941) |
| December 17 | 62.1°F (1994) | 12.9°F (1965) | 0.86 in (1941) |
| December 18 | 64.0°F (1931) | 15.1°F (1965) | 0.70 in (1940) |
| December 19 | 64.9°F (1953) | 12.9°F (1965) | 2.54 in (1981) |
| December 20 | 63.0°F (2019) | 8.1°F (1990) | 1.01 in (1964) |
| December 21 | 64.9°F (2014) | -4.0°F (1990) | 2.27 in (1955) |
| December 22 | 66.0°F (1964) | 0.0°F (1990) | 3.20 in (1964) |
| December 23 | 62.1°F (1964) | 7.0°F (1990) | 1.05 in (2016) |
| December 24 | 61.0°F (1964) | 10.0°F (1990) | 1.24 in (1965) |
| December 25 | 60.1°F (1964) | 12.9°F (1990) | 1.13 in (2006) |
| December 26 | 62.1°F (2022) | 17.1°F (1962) | 1.66 in (1931) |
| December 27 | 63.0°F (1991) | 16.0°F (1954) | 2.68 in (2002) |
| December 28 | 63.0°F (2011) | 16.0°F (1930) | 1.54 in (1945) |
| December 29 | 68.0°F (2023) | 14.0°F (1978) | 0.93 in (1995) |
| December 30 | 59.0°F (1979) | 10.0°F (1978) | 2.08 in (2005) |
| December 31 | 62.1°F (1939) | 15.1°F (1990) | 0.87 in (1996) |