Weather on December 16
Portland, OR
55 Years of Data
Avg High
47°F
Avg Low
38°F
Warmest
2025
55°F avg
Coldest
2008
25°F avg
About This Date
December 16th 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 16th was in 2025 (55°F average), while the coldest was 2008 (25°F) — a 30°F range across recorded history. Precipitation has occurred on 51% of recorded December 16th dates, with snow falling 2% of the time (heaviest snowfall: 1.5"). The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for December 16th in Portland, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 59° | 52° | 55° | 0.33" | — |
| 2024 | 49° | 41° | 45° | 1.02" | — |
| 2023 | 50° | 37° | 44° | — | — |
| 2022 | 41° | 32° | 37° | — | — |
| 2021 | 44° | 37° | 41° | 0.23" | — |
| 2020 | 50° | 43° | 46° | 1.07" | — |
| 2019 | 51° | 37° | 44° | — | — |
| 2018 | 51° | 44° | 48° | 1.02" | — |
| 2017 | 44° | 36° | 40° | 0.03" | — |
| 2016 | 35° | 27° | 31° | — | — |
| 2015 | 44° | 40° | 42° | 0.25" | — |
| 2014 | 47° | 40° | 43° | 0.1" | — |
| 2013 | 43° | 39° | 41° | — | — |
| 2012 | 49° | 39° | 44° | 2.24" | — |
| 2011 | 48° | 36° | 42° | — | — |
| 2010 | 46° | 37° | 42° | — | — |
| 2009 | 53° | 44° | 49° | 1.68" | — |
| 2008coldest | 29° | 21° | 25° | — | — |
| 2007 | 45° | 38° | 41° | 0.38" | — |
| 2006 | 40° | 32° | 36° | — | — |
| 2005 | 36° | 27° | 31° | — | — |
| 2004 | 52° | 37° | 44° | — | — |
| 2003 | 48° | 39° | 44° | 0.33" | — |
| 2002 | 49° | 43° | 46° | 2.57" | — |
| 2001 | 56° | 47° | 51° | 3.05" | — |
| 2000 | 57° | 37° | 47° | 1.14" | — |
| 1999 | 57° | 48° | 53° | 1.12" | — |
| 1998 | 46° | 37° | 42° | — | — |
| 1997 | 54° | 47° | 50° | 3.38" | — |
| 1996 | 47° | 37° | 42° | — | — |
| 1995 | 48° | 43° | 45° | — | — |
| 1994 | 55° | 46° | 51° | 2.74" | — |
| 1993 | 48° | 35° | 42° | — | — |
| 1992 | 41° | 32° | 37° | 1.4" | 1.5" |
| 1991 | 43° | 30° | 36° | — | — |
| 1990 | 42° | 37° | 40° | 0.36" | — |
| 1989 | 44° | 33° | 39° | — | — |
| 1988 | 49° | 37° | 43° | — | — |
| 1987 | 37° | 32° | 35° | 0.64" | — |
| 1986 | 43° | 31° | 37° | — | — |
| 1985 | 42° | 29° | 35° | — | — |
| 1984 | 40° | 36° | 38° | — | — |
| 1983 | 42° | 35° | 39° | — | — |
| 1982 | 56° | 45° | 50° | 1.78" | — |
| 1981 | 52° | 41° | 46° | — | — |
| 1980 | 58° | 41° | 49° | — | — |
| 1979 | 43° | 37° | 40° | — | — |
| 1978 | 39° | 28° | 34° | — | — |
| 1977 | 44° | 40° | 42° | 0.84" | — |
| 1976 | 48° | 38° | 43° | — | — |
| 1975 | 49° | 41° | 45° | 0.13" | — |
| 1974 | 60° | 46° | 53° | 0.61" | — |
| 1973 | 55° | 50° | 53° | 2.49" | — |
| 1972 | 38° | 29° | 33° | 0.86" | — |
| 1971 | 48° | 42° | 45° | 0.03" | — |
55 years of data from PORTLAND KGW-TV