Weather on February 21
Seattle, WA
55 Years of Data
Avg High
50°F
Avg Low
37°F
Warmest
1978
52°F avg
Coldest
2018
29°F avg
About This Date
February 21st in Seattle, WA typically brings cool winter weather, with average highs around 50°F and lows near 37°F. Over 56 years of records, the warmest February 21st was in 1978 (52°F average), while the coldest was 2018 (29°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 57% of February 21st dates historically, with the wettest February 21st recording 2.72" of rain. The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
Planning for February 21st in Seattle, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 46° | 37° | 42° | 0.48" | — |
| 2025 | 51° | 40° | 45° | 0.33" | — |
| 2024 | 52° | 44° | 48° | 0.33" | — |
| 2023 | 47° | 36° | 41° | — | — |
| 2022 | 43° | 30° | 37° | — | — |
| 2021 | 52° | 42° | 47° | 0.25" | — |
| 2020 | 56° | 31° | 44° | — | — |
| 2019 | 47° | 29° | 38° | — | — |
| 2018coldest | 35° | 23° | 29° | 0.05" | — |
| 2017 | 48° | 40° | 44° | 0.56" | — |
| 2016 | 51° | 33° | 42° | 0.18" | — |
| 2015 | 56° | 44° | 50° | — | — |
| 2014 | 45° | 40° | 42° | 0.58" | — |
| 2013 | 46° | 40° | 43° | 0.03" | — |
| 2012 | 51° | 35° | 43° | — | — |
| 2011 | 46° | 31° | 39° | 0.15" | — |
| 2010 | 58° | 32° | 45° | — | — |
| 2009 | 53° | 30° | 42° | — | — |
| 2008 | 51° | 34° | 42° | — | — |
| 2007 | 51° | 35° | 43° | 0.03" | — |
| 2006 | 46° | 38° | 42° | — | — |
| 2005 | 52° | 27° | 39° | — | — |
| 2004 | 58° | 35° | 46° | — | — |
| 2003 | 52° | 42° | 47° | 0.25" | — |
| 2002 | 58° | 43° | 50° | 2.72" | — |
| 2001 | 56° | 37° | 46° | 0.36" | — |
| 2000 | 50° | 44° | 47° | 0.64" | — |
| 1999 | 50° | 42° | 46° | 0.1" | — |
| 1998 | 49° | 42° | 45° | 0.89" | — |
| 1997 | 51° | 36° | 43° | — | — |
| 1996 | 42° | 35° | 39° | 0.58" | — |
| 1995 | 52° | 44° | 48° | — | — |
| 1994 | 46° | 39° | 43° | 0.3" | — |
| 1993 | 40° | 33° | 36° | 0.41" | — |
| 1992 | 58° | 43° | 50° | 2.03" | — |
| 1991 | 52° | 39° | 45° | — | — |
| 1990 | 49° | 41° | 45° | 0.05" | — |
| 1989 | 50° | 38° | 44° | 0.46" | — |
| 1988 | 47° | 38° | 42° | — | — |
| 1987 | 50° | 41° | 46° | 0.03" | — |
| 1986 | 42° | 35° | 39° | 0.74" | — |
| 1985 | 49° | 43° | 46° | 0.08" | — |
| 1984 | 48° | 40° | 44° | 0.2" | — |
| 1983 | 54° | 36° | 45° | 0.46" | — |
| 1982 | 46° | 36° | 41° | 0.58" | — |
| 1981 | 56° | 43° | 49° | — | — |
| 1980 | 49° | 33° | 41° | — | — |
| 1979 | 46° | 33° | 40° | 0.15" | — |
| 1978warmest | 59° | 44° | 52° | — | — |
| 1977 | 55° | 40° | 47° | 0.18" | — |
| 1976 | 60° | 34° | 47° | — | — |
| 1975 | 45° | 29° | 37° | — | — |
| 1974 | 51° | 38° | 44° | 0.71" | — |
| 1973 | 67° | 36° | 51° | — | — |
| 1972 | 52° | 39° | 45° | — | — |
| 1971 | 48° | 38° | 43° | — | — |
56 years of data from SEATTLE URBAN SITE