Weather on September 4
Federal Way, WA
55 Years of Data
Avg High
76°F
Avg Low
53°F
Warmest
2017
77°F avg
Coldest
1985
57°F avg
About This Date
September 4th in Federal Way, WA typically brings pleasant fall weather, with average highs around 76°F and lows near 53°F. Over 55 years of records, the warmest September 4th was in 2017 (77°F average), while the coldest was 1985 (57°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 20% of September 4th dates historically, with the wettest September 4th recording 1.6" 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 September 4th in Federal Way, WA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 61° | 67° | — | — |
| 2024 | 77° | 57° | 67° | — | — |
| 2023 | 67° | 56° | 61° | 0.1" | — |
| 2022 | 80° | 56° | 68° | — | — |
| 2021 | 79° | 50° | 64° | — | — |
| 2020 | 83° | 57° | 70° | — | — |
| 2019 | 79° | 61° | 70° | — | — |
| 2018 | 74° | 51° | 62° | — | — |
| 2017warmest | 88° | 67° | 77° | — | — |
| 2016 | 68° | 51° | 60° | — | — |
| 2015 | 65° | 51° | 58° | — | — |
| 2014 | 74° | 50° | 62° | — | — |
| 2013 | 73° | 56° | 64° | — | — |
| 2012 | 74° | 51° | 62° | — | — |
| 2011 | 84° | 50° | 67° | — | — |
| 2010 | 85° | 54° | 69° | — | — |
| 2009 | 76° | 55° | 65° | — | — |
| 2008 | 71° | 47° | 59° | — | — |
| 2007 | 76° | 59° | 67° | 1.6" | — |
| 2006 | 86° | 56° | 71° | — | — |
| 2005 | 70° | 55° | 62° | — | — |
| 2004 | 71° | 54° | 62° | — | — |
| 2003 | 86° | 62° | 74° | — | — |
| 2002 | 70° | 46° | 58° | — | — |
| 2001 | 72° | 56° | 64° | — | — |
| 2000 | 70° | 50° | 60° | 0.33" | — |
| 1999 | 75° | 48° | 62° | — | — |
| 1998 | 82° | 58° | 70° | — | — |
| 1997 | 75° | 57° | 66° | — | — |
| 1996 | 66° | 51° | 59° | 0.08" | — |
| 1995 | 76° | 58° | 67° | 0.05" | — |
| 1994 | 71° | 55° | 63° | 0.38" | — |
| 1993 | 70° | 54° | 62° | — | — |
| 1992 | 72° | 53° | 62° | 0.03" | — |
| 1991 | 82° | 54° | 68° | — | — |
| 1990 | 80° | 53° | 67° | — | — |
| 1989 | 76° | 45° | 60° | — | — |
| 1988 | 85° | 52° | 68° | — | — |
| 1987 | 76° | 47° | 61° | — | — |
| 1986 | 82° | 50° | 66° | — | — |
| 1985coldest | 68° | 46° | 57° | — | — |
| 1984 | 80° | 49° | 64° | — | — |
| 1983 | 74° | 42° | 58° | — | — |
| 1982 | 76° | 58° | 67° | 0.25" | — |
| 1981 | 75° | 53° | 64° | — | — |
| 1980 | 78° | 41° | 60° | — | — |
| 1979 | 70° | 49° | 59° | 0.05" | — |
| 1978 | 63° | 54° | 58° | 0.05" | — |
| 1977 | 74° | 58° | 66° | 0.74" | — |
| 1976 | 76° | 49° | 62° | — | — |
| 1975 | 76° | 43° | 59° | — | — |
| 1974 | 70° | 52° | 61° | — | — |
| 1973 | 78° | 43° | 60° | — | — |
| 1972 | 87° | 52° | 69° | — | — |
| 1971 | 78° | 47° | 62° | — | — |
55 years of data from KENT