Weather on December 20
Eugene, OR
55 Years of Data
Avg High
47°F
Avg Low
35°F
Warmest
2019
57°F avg
Coldest
1990
13°F avg
About This Date
December 20th in Eugene, OR typically brings chilly winter weather, with average highs around 47°F and lows near 35°F. Over 55 years of records, the warmest December 20th was in 2019 (57°F average), while the coldest was 1990 (13°F) — a 44°F range across recorded history. Precipitation has occurred on 67% of recorded December 20th dates, with snow falling 2% of the time. The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Eugene, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 47° | 36° | 41° | — | — |
| 2024 | 53° | 41° | 47° | — | — |
| 2023 | 50° | 42° | 46° | — | — |
| 2022 | 48° | 32° | 40° | 0.36" | — |
| 2021 | 46° | 40° | 43° | 1.47" | — |
| 2020 | 57° | 50° | 54° | 4.7" | — |
| 2019warmest | 61° | 53° | 57° | 0.41" | — |
| 2018 | 55° | 36° | 45° | 0.74" | — |
| 2017 | 45° | 28° | 37° | 0.38" | — |
| 2016 | 51° | 28° | 40° | 0.94" | — |
| 2015 | 50° | 42° | 46° | 0.25" | — |
| 2014 | 57° | 48° | 53° | 4.06" | — |
| 2013 | 46° | 32° | 39° | 0.18" | — |
| 2012 | 50° | 34° | 42° | 2.82" | — |
| 2011 | 46° | 38° | 42° | — | — |
| 2010 | 47° | 39° | 43° | 0.48" | — |
| 2009 | 62° | 47° | 54° | 0.94" | — |
| 2008 | 43° | 34° | 38° | 1.12" | — |
| 2007 | 43° | 33° | 38° | 0.36" | — |
| 2006 | 51° | 28° | 40° | 0.66" | — |
| 2005 | 49° | 35° | 42° | 0.1" | — |
| 2004 | 47° | 32° | 39° | — | — |
| 2003 | 55° | 41° | 48° | 0.28" | — |
| 2002 | 53° | 34° | 43° | 0.66" | — |
| 2001 | 47° | 41° | 44° | 0.23" | — |
| 2000 | 47° | 37° | 42° | 0.28" | — |
| 1999 | 45° | 34° | 39° | — | — |
| 1998 | 28° | 14° | 21° | — | — |
| 1997 | 48° | 31° | 39° | 0.74" | — |
| 1996 | 49° | 38° | 43° | 0.89" | — |
| 1995 | 51° | 44° | 48° | — | — |
| 1994 | 64° | 47° | 55° | 0.61" | — |
| 1993 | 32° | 29° | 30° | — | — |
| 1992 | 48° | 39° | 44° | 1.19" | — |
| 1991 | 37° | 27° | 32° | — | — |
| 1990coldest | 17° | 8° | 13° | — | — |
| 1989 | 45° | 31° | 38° | — | — |
| 1988 | 44° | 37° | 41° | 1.02" | — |
| 1987 | 44° | 33° | 39° | 0.1" | — |
| 1986 | 45° | 31° | 38° | — | — |
| 1985 | 35° | 20° | 27° | — | — |
| 1984 | 37° | 18° | 27° | 0.18" | — |
| 1983 | 32° | 23° | 28° | 0.05" | 0.7" |
| 1982 | 47° | 38° | 42° | 1.22" | — |
| 1981 | 50° | 40° | 45° | 1.6" | — |
| 1980 | 54° | 41° | 47° | 0.1" | — |
| 1979 | 55° | 46° | 51° | 1.78" | — |
| 1978 | 41° | 27° | 34° | 0.05" | — |
| 1977 | 40° | 29° | 34° | — | — |
| 1976 | 37° | 31° | 34° | — | — |
| 1975 | 33° | 27° | 30° | — | — |
| 1974 | 58° | 53° | 55° | 1.07" | — |
| 1973 | 55° | 45° | 50° | 3.89" | — |
| 1972 | 58° | 50° | 54° | 3.45" | — |
| 1971 | 47° | 36° | 41° | — | — |
55 years of data from EUGENE-MAHLON SWEET FLD