Weather on December 23
Seattle, WA
55 Years of Data
Avg High
46°F
Avg Low
36°F
Warmest
2005
51°F avg
Coldest
1983
19°F avg
About This Date
December 23rd in Seattle, WA typically brings chilly winter weather, with average highs around 46°F and lows near 36°F. Over 55 years of records, the warmest December 23rd was in 2005 (51°F average), while the coldest was 1983 (19°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 53% of December 23rd dates historically, with the wettest December 23rd recording 2.01" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for December 23rd in Seattle, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 45° | 33° | 39° | — | — |
| 2024 | 57° | 43° | 50° | 0.28" | — |
| 2023 | 44° | 29° | 37° | — | — |
| 2022 | 36° | 24° | 30° | 0.38" | — |
| 2021 | 46° | 39° | 43° | 0.25" | — |
| 2020 | 44° | 28° | 36° | — | — |
| 2019 | 45° | 36° | 40° | 0.23" | — |
| 2018 | 48° | 42° | 45° | 1.73" | — |
| 2017 | 40° | 26° | 33° | — | — |
| 2016 | 40° | 36° | 38° | 1.55" | — |
| 2015 | 43° | 39° | 41° | 0.23" | — |
| 2014 | 54° | 43° | 48° | 1.68" | — |
| 2013 | 55° | 43° | 49° | 0.03" | — |
| 2012 | 47° | 38° | 42° | 0.99" | — |
| 2011 | 50° | 34° | 42° | 0.03" | — |
| 2010 | 51° | 37° | 44° | 1.22" | — |
| 2009 | 45° | 36° | 40° | — | — |
| 2008 | 35° | 27° | 31° | — | — |
| 2007 | 49° | 38° | 43° | 0.86" | — |
| 2006 | 46° | 38° | 42° | 1.5" | — |
| 2005warmest | 53° | 49° | 51° | 2.01" | — |
| 2004 | 41° | 35° | 38° | — | — |
| 2003 | 52° | 40° | 46° | 0.05" | — |
| 2002 | 47° | 29° | 38° | — | — |
| 2001 | 50° | 30° | 40° | — | — |
| 2000 | 46° | 41° | 44° | 0.71" | — |
| 1999 | 44° | 37° | 41° | — | — |
| 1998 | 31° | 18° | 24° | — | — |
| 1997 | 44° | 36° | 40° | — | — |
| 1996 | 43° | 36° | 39° | 0.71" | — |
| 1995 | 51° | 30° | 41° | — | — |
| 1994 | 55° | 38° | 46° | — | — |
| 1993 | 39° | 31° | 35° | — | — |
| 1992 | 51° | 42° | 47° | — | — |
| 1991 | 46° | 38° | 42° | — | — |
| 1990 | 29° | 14° | 21° | — | — |
| 1989 | 52° | 45° | 48° | 0.23" | — |
| 1988 | 43° | 39° | 41° | 0.33" | — |
| 1987 | 41° | 31° | 36° | — | — |
| 1986 | 53° | 47° | 50° | 0.18" | — |
| 1985 | 42° | 35° | 39° | — | — |
| 1984 | 48° | 37° | 43° | — | — |
| 1983coldest | 26° | 12° | 19° | — | — |
| 1982 | 42° | 35° | 39° | — | — |
| 1981 | 44° | 35° | 40° | 0.03" | — |
| 1980 | 50° | 42° | 46° | 0.03" | — |
| 1979 | 45° | 34° | 39° | 0.36" | — |
| 1978 | 51° | 42° | 47° | — | — |
| 1977 | 47° | 33° | 40° | — | — |
| 1976 | 45° | 35° | 40° | 1.07" | — |
| 1975 | 49° | 42° | 45° | 1.75" | — |
| 1974 | 42° | 33° | 38° | — | — |
| 1973 | 49° | 43° | 46° | 0.18" | — |
| 1972 | 51° | 47° | 49° | 1.52" | — |
| 1971 | 46° | 39° | 43° | 0.18" | — |
55 years of data from SEATTLE URBAN SITE