December weather in Ukiah, OR
The average temperature in Ukiah in December is °F (°F–°F). Average precipitation: 3.63 inches.
December is a winter month in Ukiah, and is cooler than the annual average of 0°F. Expect about 14 days with precipitation. Daylight averages about 8h 35m.
Avg High
°F
Avg Low
°F
Precipitation
3.63 in
Daylight
8h 35m
December records in Ukiah
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.6°F (2021) | 11.7°F (2022) | 0.60 in (2012) |
| December 2 | 51.4°F (2024) | 11.7°F (2009) | 0.50 in (1996) |
| December 3 | 52.5°F (2024) | 6.1°F (1992) | 1.00 in (2023) |
| December 4 | 54.0°F (2024) | -4.9°F (2013) | 1.70 in (1978) |
| December 5 | 50.9°F (2023) | -3.5°F (2013) | 1.20 in (2025) |
| December 6 | 52.3°F (2006) | -1.1°F (2009) | 0.60 in (2004) |
| December 7 | 50.2°F (2017) | -15.2°F (2013) | 0.90 in (2015) |
| December 8 | 55.6°F (2020) | -11.4°F (2013) | 0.90 in (1987) |
| December 9 | 55.9°F (2017) | -7.4°F (2009) | 1.00 in (2025) |
| December 10 | 55.2°F (2017) | 5.4°F (2009) | 1.30 in (2023) |
| December 11 | 56.7°F (2017) | 7.3°F (2000) | 0.50 in (2002) |
| December 12 | 49.8°F (2025) | 7.2°F (2000) | 1.30 in (2014) |
| December 13 | 56.1°F (2025) | 8.6°F (2011) | 0.60 in (2003) |
| December 14 | 52.0°F (2025) | -2.4°F (2008) | 1.10 in (1983) |
| December 15 | 51.1°F (2025) | -4.7°F (2008) | 0.90 in (1999) |
| December 16 | 52.7°F (1998) | -9.4°F (2008) | 0.50 in (2024) |
| December 17 | 55.6°F (2023) | -5.4°F (2016) | 0.90 in (2024) |
| December 18 | 50.2°F (2004) | 5.9°F (1998) | 1.10 in (2025) |
| December 19 | 48.4°F (2004) | -13.7°F (1990) | 0.70 in (2021) |
| December 20 | 50.2°F (2024) | -21.5°F (1990) | 1.10 in (2014) |
| December 21 | 50.2°F (2023) | -23.6°F (1990) | 0.50 in (2008) |
| December 22 | 51.6°F (1994) | -23.6°F (1990) | 0.50 in (2000) |
| December 23 | 50.0°F (1994) | -3.3°F (1990) | 0.50 in (2016) |
| December 24 | 52.7°F (1999) | 7.5°F (2017) | 0.80 in (1980) |
| December 25 | 48.6°F (2005) | 9.3°F (2016) | 0.70 in (2024) |
| December 26 | 48.6°F (2013) | 10.9°F (2015) | 1.20 in (1996) |
| December 27 | 51.1°F (1999) | 5.5°F (2021) | 0.90 in (2024) |
| December 28 | 52.7°F (1999) | -14.3°F (1990) | 1.00 in (2010) |
| December 29 | 48.0°F (1997) | -24.2°F (1990) | 0.70 in (1982) |
| December 30 | 53.6°F (1997) | -3.3°F (2003) | 1.00 in (2005) |
| December 31 | 50.5°F (2025) | -7.2°F (2021) | 0.60 in (2005) |