December weather in Falls City, OR
The average temperature in Falls City in December is 39.0°F (33.2°F–44.9°F). Average precipitation: 16.42 inches. Average snowfall is 3.6 inches.
December is a winter month in Falls City, and is cooler than the annual average of 50.9°F. Daily temperatures swing about 11.7°F between overnight low and afternoon high. Expect about 21 days with precipitation. Daylight averages about 8h 37m. For travel, December is a wet month.
Avg High
44.9°F
Avg Low
33.2°F
Precipitation
16.42 in
Snow
3.6 in
December records in Falls City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (1941) | 19.9°F (1931) | 2.50 in (2001) |
| December 2 | 63.0°F (1927) | 21.9°F (1936) | 3.03 in (1941) |
| December 3 | 63.0°F (1958) | 19.9°F (1929) | 6.25 in (2007) |
| December 4 | 57.9°F (1927) | 21.9°F (1928) | 2.10 in (1943) |
| December 5 | 59.0°F (2023) | 17.1°F (2013) | 2.76 in (1951) |
| December 6 | 57.9°F (2007) | 16.0°F (2013) | 6.20 in (1933) |
| December 7 | 60.1°F (1938) | 16.0°F (2013) | 3.28 in (2015) |
| December 8 | 63.0°F (1938) | 9.0°F (2013) | 3.52 in (2015) |
| December 9 | 61.0°F (2015) | 10.9°F (2009) | 2.89 in (2025) |
| December 10 | 61.0°F (1933) | 8.1°F (1932) | 3.18 in (1939) |
| December 11 | 57.9°F (1958) | 10.9°F (1932) | 1.80 in (2021) |
| December 12 | 60.1°F (1958) | 8.1°F (1932) | 2.52 in (1948) |
| December 13 | 63.0°F (1960) | 10.9°F (1932) | 2.48 in (1907) |
| December 14 | 57.0°F (1924) | 12.0°F (1932) | 3.10 in (2001) |
| December 15 | 57.9°F (1939) | 14.0°F (1932) | 3.26 in (1946) |
| December 16 | 61.0°F (2025) | 15.1°F (2008) | 4.28 in (1939) |
| December 17 | 60.1°F (1937) | 15.1°F (2008) | 3.41 in (2012) |
| December 18 | 57.0°F (1941) | 5.0°F (1924) | 4.90 in (2018) |
| December 19 | 57.0°F (2004) | 6.1°F (1924) | 4.41 in (2025) |
| December 20 | 57.9°F (1953) | 16.0°F (1924) | 4.11 in (1900) |
| December 21 | 60.1°F (1933) | 15.1°F (1924) | 3.70 in (2014) |
| December 22 | 62.1°F (1955) | 10.0°F (1924) | 4.55 in (1955) |
| December 23 | 60.1°F (1907) | 10.9°F (1924) | 2.55 in (1936) |
| December 24 | 61.0°F (2005) | 10.0°F (1924) | 1.81 in (1902) |
| December 25 | 57.9°F (2005) | -0.9°F (1924) | 1.40 in (1928) |
| December 26 | 57.9°F (1898) | 19.9°F (1948) | 3.71 in (2024) |
| December 27 | 57.0°F (1945) | 19.0°F (1948) | 5.50 in (1937) |
| December 28 | 55.0°F (1923) | 16.0°F (1930) | 3.50 in (2005) |
| December 29 | 55.0°F (1949) | 18.0°F (1956) | 4.48 in (1937) |
| December 30 | 55.9°F (1938) | 19.0°F (1956) | 3.73 in (2011) |
| December 31 | 60.1°F (1938) | 17.1°F (1927) | 2.30 in (1902) |