Weather in Federal Way, Washington, United States
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | 3°C | 8°C | 185.1 mm | 79% | 33.2 km/h |
| February | 3°C | 8°C | 140.5 mm | 77% | 35.8 km/h |
| March | 4°C | 11°C | 122.0 mm | 75% | 33.6 km/h |
| April | 6°C | 13°C | 95.0 mm | 64% | 33.8 km/h |
| May | 9°C | 17°C | 75.7 mm | 63% | 31.1 km/h |
| June | 12°C | 20°C | 59.5 mm | 53% | 30.0 km/h |
| July | 15°C | 24°C | 9.5 mm | 34% | 26.2 km/h |
| August | 15°C | 24°C | 26.6 mm | 46% | 28.6 km/h |
| September | 13°C | 21°C | 49.0 mm | 55% | 29.0 km/h |
| October | 9°C | 15°C | 123.5 mm | 63% | 33.0 km/h |
| November | 5°C | 10°C | 203.8 mm | 77% | 37.2 km/h |
| December | 4°C | 8°C | 233.8 mm | 84% | 39.6 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.0% | |
| March | 0.8% | |
| April | 4.3% | |
| May | 16.2% | |
| June | 36.1% | |
| July | 66.5% | |
| August | 55.0% | |
| September | 41.3% | |
| October | 13.3% | |
| November | 0.0% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 198,137
- Elevation
- 156 m
- Coordinates
- 47.34°N, 122.33°W
- Urban area
- 119 km²
Weather averages use 3 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: