| Sun May 19 | Mon May 20 | Tue May 21 | Wed May 22 | |
| Tmin 18-06 |
10°C | 9°C | 8°C | 6°C |
| Tmax 06-18 |
17°C | 19°C | 12°C | 10°C |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Forecast Locations - Federal Way | Distance |
| Pacific | 6.3 km |
| Auburn | 14.9 km |
| Seattle | 16.7 km |
| Vashon | 17.2 km |
| Kent | 18.0 km |
| Sumner | 18.9 km |
| University Place | 19.1 km |
| Renton | 20.3 km |
| Puyallup | 20.6 km |
| Gig Harbor | 21.5 km |
| Tacoma AFB | 21.7 km |
| Tacoma | 21.7 km |
| Renton | 23.1 km |
| Maple Valley | 23.3 km |
| Olalla | 23.9 km |
| Buckley | 24.3 km |
| Fox | 25.1 km |
| Lakewood | 25.4 km |
| Orting | 25.7 km |
| Seattle AP/K | 26.0 km |
| Steilacoom | 26.1 km |
| Spanaway | 26.7 km |
| Mercer | 28.5 km |
| Graham | 29.7 km |
| Forecast: Federal Way Region Mainly cloudy with just occasional bright spells or glimpses of the sun likely. On Monday some sunny spells. On Tuesday and Wednesday precipitation is expected. From 19 degrees on Monday the daily high will go down to 10 degrees on Wednesday. |