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 · Washington temperature records
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Today in Federal Way Weather HistorySee records, averages, and 55+ years of data for today's date
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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, WA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Avg high Avg low
Federal Way, WA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rain (in) Snow (in)
Federal Way, WA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
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Best Time to Visit Federal Way, WA
Federal Way, WA has no months that meet our "pleasant" threshold — every season has tradeoffs.
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal
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
→National Parks in Washington
Holiday Weather in Federal Way
Weather Analysis & Trends
RecordsHottest Temperatures Ever Recorded in Every US StateAll 50 state record highs ranked, including Washington.Severe WeatherTornado Season 2026: Forecasts & What to ExpectAn EF5 already, and the peak still ahead.Climate ForecastEl Niño 2026: What Every US Region Should Expect85% likely by late 2026. Region-by-region impact analysis.