Weather on December 21
Gresham, OR
55 Years of Data
Avg High
45°F
Avg Low
35°F
Warmest
2014
56°F avg
Coldest
1990
15°F avg
About This Date
December 21st in Gresham, OR typically brings chilly winter weather, with average highs around 45°F and lows near 35°F. Over 54 years of records, the warmest December 21st was in 2014 (56°F average), while the coldest was 1990 (15°F) — a 41°F range across recorded history. Rain or other precipitation has occurred on about 61% of December 21st dates historically, with the wettest December 21st recording 5.08" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Gresham, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 46° | 40° | 43° | 0.81" | — |
| 2024 | 57° | 46° | 52° | 0.28" | — |
| 2023 | 50° | 36° | 43° | — | — |
| 2022 | 42° | 25° | 34° | — | — |
| 2021 | 42° | 38° | 40° | 0.18" | — |
| 2020 | 63° | 44° | 53° | 1.17" | — |
| 2019 | 51° | 42° | 47° | 1.78" | — |
| 2018 | 47° | 31° | 39° | — | — |
| 2017 | 39° | 28° | 34° | — | — |
| 2016 | 42° | 32° | 37° | — | — |
| 2015 | 53° | 40° | 46° | 1.22" | — |
| 2014warmest | 60° | 51° | 56° | 0.15" | — |
| 2013 | 51° | 45° | 48° | 0.36" | — |
| 2012 | 45° | 38° | 41° | 0.13" | — |
| 2011 | 45° | 30° | 38° | — | — |
| 2010 | 41° | 37° | 39° | — | — |
| 2009 | 52° | 38° | 45° | 1.3" | — |
| 2008 | 22° | 17° | 20° | — | — |
| 2007 | 44° | 37° | 41° | 0.03" | — |
| 2006 | 40° | 33° | 36° | 0.84" | — |
| 2005 | 41° | 37° | 39° | 1.68" | — |
| 2004 | 44° | 35° | 40° | 1.47" | — |
| 2003 | 50° | 43° | 46° | 0.41" | — |
| 2002 | 44° | 41° | 43° | 0.61" | — |
| 2001 | 46° | 38° | 42° | — | — |
| 2000 | 39° | 35° | 37° | 0.91" | — |
| 1999 | 55° | 38° | 46° | — | — |
| 1998 | 24° | 18° | 21° | — | — |
| 1997 | 48° | 30° | 39° | 0.03" | — |
| 1996 | 45° | 36° | 40° | 0.97" | — |
| 1995 | 47° | 42° | 44° | — | — |
| 1994 | 55° | 42° | 49° | — | — |
| 1993 | 41° | 27° | 34° | — | — |
| 1991 | 45° | 36° | 40° | 0.89" | — |
| 1990coldest | 20° | 10° | 15° | — | — |
| 1989 | 42° | 29° | 35° | — | — |
| 1988 | 47° | 37° | 42° | 1.65" | — |
| 1987 | 43° | 26° | 34° | 0.61" | — |
| 1986 | 42° | 34° | 38° | 0.05" | — |
| 1985 | 35° | — | — | — | — |
| 1984 | 36° | 18° | 27° | 1.22" | — |
| 1983 | 29° | 15° | 22° | — | — |
| 1982 | 46° | 36° | 41° | 1.45" | — |
| 1981 | 44° | 38° | 41° | 0.38" | — |
| 1980 | 43° | 38° | 40° | 2.08" | — |
| 1979 | 50° | 44° | 47° | 1.5" | — |
| 1978 | 47° | 31° | 39° | 0.43" | — |
| 1977 | 43° | 38° | 40° | — | — |
| 1976 | 45° | 32° | 38° | — | — |
| 1975 | 44° | 34° | 39° | — | — |
| 1974 | 62° | 42° | 52° | 2.46" | — |
| 1973 | 48° | 42° | 45° | 2.92" | — |
| 1972 | 64° | 46° | 55° | 5.08" | — |
| 1971 | 45° | 39° | 42° | 2.16" | — |
54 years of data from PORTLAND TROUTDALE AP