Weather on December 6
Seattle, WA
55 Years of Data
Avg High
47°F
Avg Low
37°F
Warmest
2015
53°F avg
Coldest
1972
28°F avg
About This Date
December 6th in Seattle, WA typically brings chilly winter weather, with average highs around 47°F and lows near 37°F. Over 55 years of records, the warmest December 6th was in 2015 (53°F average), while the coldest was 1972 (28°F) — a 25°F range across recorded history. Precipitation has occurred on 47% of recorded December 6th dates, with snow falling 2% of the time. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for December 6th in Seattle, WA? 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 | 54° | 49° | 51° | — | — |
| 2024 | 51° | 36° | 43° | — | — |
| 2023 | 51° | 46° | 49° | 0.08" | — |
| 2022 | 42° | 35° | 39° | — | — |
| 2021 | 44° | 38° | 41° | 0.05" | — |
| 2020 | 54° | 40° | 47° | — | — |
| 2019 | 55° | 44° | 50° | — | — |
| 2018 | 47° | 25° | 36° | — | — |
| 2017 | 52° | 37° | 44° | — | — |
| 2016 | 42° | 31° | 37° | — | — |
| 2015warmest | 59° | 46° | 53° | 1.4" | — |
| 2014 | 56° | 47° | 51° | 0.64" | — |
| 2013 | 35° | 27° | 31° | — | — |
| 2012 | 46° | 42° | 44° | 0.18" | — |
| 2011 | 40° | 30° | 35° | — | — |
| 2010 | 50° | 34° | 42° | — | — |
| 2009 | 38° | 28° | 33° | — | — |
| 2008 | 51° | 36° | 43° | — | — |
| 2007 | 45° | 39° | 42° | 0.03" | — |
| 2006 | 50° | 36° | 43° | — | — |
| 2005 | 45° | 37° | 41° | — | — |
| 2004 | 46° | 39° | 43° | 0.56" | — |
| 2003 | 53° | 41° | 47° | 0.28" | — |
| 2002 | 51° | 35° | 43° | — | — |
| 2001 | 49° | 38° | 43° | 0.18" | — |
| 2000 | 49° | 33° | 41° | — | — |
| 1999 | 49° | 43° | 46° | 0.66" | — |
| 1998 | 47° | 34° | 40° | 0.03" | — |
| 1997 | 48° | 32° | 40° | — | — |
| 1996 | 46° | 40° | 43° | 0.84" | — |
| 1995 | 38° | 27° | 32° | — | — |
| 1994 | 41° | 31° | 36° | 0.05" | 0.2" |
| 1993 | 44° | 29° | 36° | 0.1" | — |
| 1992 | 47° | 34° | 40° | — | — |
| 1991 | 50° | 43° | 46° | 0.28" | — |
| 1990 | 52° | 37° | 44° | — | — |
| 1989 | 52° | 49° | 50° | — | — |
| 1988 | 55° | 49° | 52° | 0.76" | — |
| 1987 | 52° | 45° | 48° | 2.21" | — |
| 1986 | 40° | 33° | 36° | — | — |
| 1985 | 50° | 39° | 45° | 0.15" | — |
| 1984 | 48° | 30° | 39° | — | — |
| 1983 | 44° | 33° | 39° | — | — |
| 1982 | 45° | 35° | 40° | 0.71" | — |
| 1981 | 49° | 45° | 47° | 0.53" | — |
| 1980 | 36° | 26° | 31° | — | — |
| 1979 | 51° | 49° | 50° | 0.3" | — |
| 1978 | 41° | 30° | 36° | — | — |
| 1977 | 50° | 39° | 45° | 0.81" | — |
| 1976 | 51° | 43° | 47° | 0.36" | — |
| 1975 | 41° | 29° | 35° | — | — |
| 1974 | 54° | 42° | 48° | 0.66" | — |
| 1973 | 51° | 45° | 48° | 1.19" | — |
| 1972coldest | 32° | 24° | 28° | — | — |
| 1971 | 44° | 34° | 39° | 0.08" | — |
55 years of data from SEATTLE URBAN SITE