Historical Weather in Federal Way, WA
See 55+ years of weather history for any date in Federal Way going back to 1970.
Part of Washington weather history
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Today in Federal Way Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Federal Way, WA, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 78°F / Low: 55°F
Coldest MonthDecemberAvg High: 46°F / Low: 35°F
Jan
47°/ 35°
💧 7.6"
❄️ 2.0"
Feb
51°/ 36°
💧 6.5"
❄️ 1.3"
Mar
55°/ 38°
💧 6.1"
❄️ 1.9"
Apr
61°/ 41°
💧 5.4"
May
67°/ 47°
💧 4.5"
Jun
72°/ 51°
💧 4.8"
Jul
78°/ 55°
💧 4.2"
Aug
78°/ 55°
💧 5.3"
Sep
72°/ 50°
💧 5.6"
Oct
61°/ 44°
💧 6.8"
❄️ 1.2"
Nov
52°/ 39°
💧 8.1"
❄️ 1.7"
Dec
46°/ 35°
💧 7.6"
❄️ 1.8"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Federal Way Temperature Records
- Record High: The hottest temperature ever recorded in Federal Way, WA is 109°F, set on June 28, 2021.
- Record Low: The coldest temperature ever recorded in Federal Way, WA is -1°F, set on December 23, 1983.
- Data Coverage: Based on 54 years of data from NOAA weather station: KENT.
All-Time Record High
109°F
June 28, 2021
All-Time Record Low
-1°F
December 23, 1983
Monthly Temperature Records in Federal Way
| Month | Record High | Record Low |
|---|---|---|
| January | 67°F(2015) | 1°F(1972) |
| February | 71°F(1986) | 4°F(1989) |
| March | 81°F(2004) | 13°F(1989) |
| April | 89°F(2016) | 23°F(2004) |
| May | 92°F(1983) | 27°F(1982) |
| June | 109°F(2021) | 32°F(1976) |
| July | 105°F(2009) | 39°F(1971) |
| August | 100°F(1981) | 34°F(1980) |
| September | 98°F(1988) | 28°F(1972) |
| October | 89°F(1987) | 21°F(1971) |
| November | 78°F(2010) | -1°F(1985) |
| December | 69°F(1980) | -1°F(1983) |
Federal Way Snow RecordsSee the top 10 snowiest days ever recorded
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