Weather on December 11
Portland, OR
55 Years of Data
Avg High
47°F
Avg Low
38°F
Warmest
1999
58°F avg
Coldest
1972
21°F avg
About This Date
December 11th in Portland, OR typically brings chilly winter weather, with average highs around 47°F and lows near 38°F. Over 55 years of records, the warmest December 11th was in 1999 (58°F average), while the coldest was 1972 (21°F) — a 37°F range across recorded history. Precipitation has occurred on 67% of recorded December 11th dates, with snow falling 2% of the time (heaviest snowfall: 2.8"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 11th in Portland, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 56° | 58° | — | — |
| 2024 | 44° | 35° | 40° | — | — |
| 2023 | 51° | 42° | 47° | 0.25" | — |
| 2022 | 46° | 39° | 43° | 0.05" | — |
| 2021 | 48° | 44° | 46° | 2.59" | — |
| 2020 | 42° | 37° | 40° | 2.01" | — |
| 2019 | 49° | 42° | 45° | 0.84" | — |
| 2018 | 51° | 41° | 46° | 1.91" | — |
| 2017 | 42° | 35° | 39° | — | — |
| 2016 | 45° | 40° | 42° | 2.08" | — |
| 2015 | 45° | 41° | 43° | 2.82" | — |
| 2014 | 63° | 46° | 54° | 0.46" | — |
| 2013 | 42° | 26° | 34° | — | — |
| 2012 | 46° | 43° | 44° | 0.53" | — |
| 2011 | 40° | 33° | 36° | — | — |
| 2010 | 58° | 41° | 49° | 3.3" | — |
| 2009 | 37° | 19° | 28° | — | — |
| 2008 | 49° | 41° | 45° | 1.68" | — |
| 2007 | 37° | 34° | 35° | — | — |
| 2006 | 55° | 40° | 47° | 2.34" | — |
| 2005 | 42° | 33° | 38° | — | — |
| 2004 | 57° | 44° | 51° | 0.66" | — |
| 2003 | 46° | 40° | 43° | 0.58" | — |
| 2002 | 54° | 44° | 49° | 1.55" | — |
| 2001 | 45° | 40° | 42° | 0.3" | — |
| 2000 | 44° | 32° | 38° | — | — |
| 1999warmest | 64° | 51° | 58° | 0.94" | — |
| 1998 | 53° | 44° | 49° | 1.68" | — |
| 1997 | 46° | 40° | 43° | — | — |
| 1996 | 46° | 41° | 44° | 0.89" | — |
| 1995 | 55° | 32° | 44° | 1.65" | — |
| 1994 | 41° | 38° | 39° | 1.6" | — |
| 1993 | 49° | 38° | 43° | 1.22" | — |
| 1992 | 45° | 35° | 40° | 0.13" | — |
| 1991 | 47° | 36° | 41° | 0.15" | — |
| 1990 | 46° | 40° | 43° | 0.08" | — |
| 1989 | 45° | 35° | 40° | — | — |
| 1988 | 47° | 44° | 45° | — | — |
| 1987 | 43° | 36° | 39° | 0.03" | — |
| 1986 | 35° | 30° | 33° | 0.64" | — |
| 1985 | 39° | 28° | 34° | — | — |
| 1984 | 38° | 35° | 36° | 0.48" | — |
| 1983 | 51° | 40° | 45° | 0.15" | — |
| 1982 | 45° | 32° | 38° | — | — |
| 1981 | 47° | 36° | 41° | — | — |
| 1980 | 51° | 32° | 42° | — | — |
| 1979 | 48° | 31° | 39° | 0.03" | — |
| 1978 | 54° | 38° | 46° | 0.25" | — |
| 1977 | 55° | 48° | 52° | 1.65" | — |
| 1976 | 40° | 35° | 37° | — | — |
| 1975 | 41° | 34° | 37° | — | — |
| 1974 | 54° | 39° | 46° | 0.08" | — |
| 1973 | 50° | 41° | 46° | 0.81" | — |
| 1972coldest | 25° | 17° | 21° | 0.61" | 2.8" |
| 1971 | 43° | 37° | 40° | 0.99" | — |
55 years of data from PORTLAND KGW-TV