Weather on October 20
Federal Way, WA
55 Years of Data
Avg High
60°F
Avg Low
44°F
Warmest
2014
62°F avg
Coldest
1982
42°F avg
About This Date
October 20th in Federal Way, WA typically brings mild fall weather, with average highs around 60°F and lows near 44°F. Over 55 years of records, the warmest October 20th was in 2014 (62°F average), while the coldest was 1982 (42°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 44% of October 20th dates historically, with the wettest October 20th recording 8.18" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Federal Way, WA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 50° | 55° | — | — |
| 2024 | 68° | 55° | 62° | 0.25" | — |
| 2023 | 64° | 55° | 60° | 0.03" | — |
| 2022 | 65° | 47° | 56° | — | — |
| 2021 | 61° | 50° | 55° | — | — |
| 2020 | 61° | 49° | 55° | — | — |
| 2019 | 51° | 44° | 48° | 0.1" | — |
| 2018 | 62° | 42° | 52° | — | — |
| 2017 | 54° | 44° | 49° | 1.02" | — |
| 2016 | 58° | 48° | 53° | — | — |
| 2015 | 64° | 47° | 55° | 0.03" | — |
| 2014warmest | 70° | 55° | 62° | 1.27" | — |
| 2013 | 50° | 46° | 48° | — | — |
| 2012 | 55° | 44° | 50° | 0.08" | — |
| 2011 | 58° | 53° | 55° | — | — |
| 2010 | 67° | 42° | 54° | — | — |
| 2009 | 56° | 42° | 49° | — | — |
| 2008 | 55° | 40° | 47° | — | — |
| 2007 | 56° | 47° | 51° | 0.64" | — |
| 2006 | 62° | 48° | 55° | — | — |
| 2005 | 60° | 45° | 52° | — | — |
| 2004 | 58° | 47° | 52° | 0.03" | — |
| 2003 | 66° | 56° | 61° | 8.18" | — |
| 2002 | 60° | 53° | 57° | — | — |
| 2001 | 52° | 41° | 46° | — | — |
| 2000 | 60° | 51° | 56° | 3.56" | — |
| 1999 | 67° | 38° | 52° | — | — |
| 1998 | 66° | 44° | 55° | — | — |
| 1997 | 53° | 36° | 44° | — | — |
| 1996 | 54° | 37° | 45° | — | — |
| 1995 | 63° | 48° | 55° | 0.99" | — |
| 1994 | 57° | 50° | 54° | 0.2" | — |
| 1993 | 60° | 43° | 51° | — | — |
| 1992 | 65° | 51° | 58° | 1.02" | — |
| 1991 | 63° | 47° | 55° | — | — |
| 1990 | 55° | 36° | 45° | — | — |
| 1989 | 62° | 44° | 53° | 0.03" | — |
| 1988 | 64° | 54° | 59° | — | — |
| 1987 | 70° | 32° | 51° | — | — |
| 1986 | 66° | 38° | 52° | — | — |
| 1985 | 61° | 47° | 54° | 1.14" | — |
| 1984 | 58° | 32° | 45° | — | — |
| 1983 | 66° | 46° | 56° | 0.38" | — |
| 1982coldest | 57° | 27° | 42° | — | — |
| 1981 | 58° | 38° | 48° | — | — |
| 1980 | 62° | 46° | 54° | 0.08" | — |
| 1979 | 56° | 42° | 49° | 0.28" | — |
| 1978 | 65° | 44° | 54° | 0.38" | — |
| 1977 | 53° | 39° | 46° | 0.03" | — |
| 1976 | 65° | 29° | 47° | — | — |
| 1975 | 58° | 47° | 52° | — | — |
| 1974 | 64° | 39° | 52° | 0.69" | — |
| 1973 | 60° | 48° | 54° | 0.28" | — |
| 1972 | 50° | 42° | 46° | — | — |
| 1971 | 56° | 42° | 49° | 0.58" | — |
55 years of data from KENT