December weather in Salem, OR
The average temperature in Salem in December is 41.3°F (35.1°F–47.4°F). Average precipitation: 6.97 inches.
December is a winter month in Salem, and is cooler than the annual average of 54.1°F. Daily temperatures swing about 12.3°F between overnight low and afternoon high. Expect about 19 days with precipitation. Daylight averages about 8h 36m. For travel, December is a wet month.
Avg High
47.4°F
Avg Low
35.1°F
Precipitation
6.97 in
Daylight
8h 36m
December records in Salem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (2021) | 19.0°F (1931) | 1.41 in (2001) |
| December 2 | 64.0°F (1958) | 18.0°F (1969) | 2.07 in (1941) |
| December 3 | 63.0°F (1896) | 21.0°F (1969) | 1.81 in (1943) |
| December 4 | 63.0°F (1945) | 18.0°F (1972) | 2.55 in (1989) |
| December 5 | 63.0°F (2023) | 17.2°F (2013) | 1.90 in (1981) |
| December 6 | 60.1°F (1965) | 18.0°F (1956) | 4.30 in (1933) |
| December 7 | 61.0°F (1938) | -4.0°F (1972) | 1.86 in (2015) |
| December 8 | 68.0°F (1929) | -11.9°F (1972) | 1.18 in (2010) |
| December 9 | 72.0°F (1929) | -5.1°F (1972) | 1.74 in (2025) |
| December 10 | 70.0°F (1929) | -2.0°F (1972) | 2.08 in (1939) |
| December 11 | 71.1°F (1929) | -2.9°F (1972) | 1.81 in (1969) |
| December 12 | 64.9°F (1895) | 5.0°F (1932) | 1.62 in (1907) |
| December 13 | 61.0°F (1969) | -2.0°F (1919) | 2.23 in (2003) |
| December 14 | 60.1°F (2002) | -6.0°F (1919) | 2.36 in (1929) |
| December 15 | 60.1°F (1976) | 10.0°F (1919) | 1.78 in (2009) |
| December 16 | 61.0°F (2025) | 10.0°F (1932) | 2.18 in (1939) |
| December 17 | 61.0°F (1979) | 9.0°F (1964) | 2.31 in (2015) |
| December 18 | 62.1°F (2024) | 6.1°F (1924) | 2.93 in (2025) |
| December 19 | 62.1°F (1994) | 10.9°F (1924) | 2.57 in (1917) |
| December 20 | 63.0°F (1994) | 9.0°F (1990) | 2.00 in (1900) |
| December 21 | 62.1°F (1955) | 8.1°F (1990) | 2.49 in (1964) |
| December 22 | 61.0°F (1964) | 7.0°F (1990) | 1.98 in (1964) |
| December 23 | 64.0°F (1925) | 10.9°F (1983) | 1.78 in (1936) |
| December 24 | 60.1°F (2005) | 10.0°F (1990) | 2.16 in (1980) |
| December 25 | 62.1°F (1980) | 5.0°F (1924) | 1.67 in (1980) |
| December 26 | 60.1°F (1980) | 5.0°F (1924) | 1.46 in (1917) |
| December 27 | 61.0°F (1980) | 17.1°F (1985) | 2.90 in (1937) |
| December 28 | 62.1°F (1917) | 15.1°F (1985) | 1.70 in (2010) |
| December 29 | 60.1°F (1917) | 14.0°F (1978) | 2.91 in (1937) |
| December 30 | 66.0°F (1980) | 9.0°F (1968) | 2.25 in (1970) |
| December 31 | 64.9°F (1996) | 8.1°F (1968) | 1.50 in (1895) |