Weather in Seattle, 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 | 4°C | 8°C | 180.6 mm | 78% | 32.1 km/h |
| February | 3°C | 8°C | 143.1 mm | 77% | 33.2 km/h |
| March | 5°C | 11°C | 122.5 mm | 75% | 32.0 km/h |
| April | 6°C | 13°C | 100.0 mm | 65% | 31.8 km/h |
| May | 9°C | 16°C | 88.7 mm | 64% | 28.7 km/h |
| June | 12°C | 20°C | 69.5 mm | 54% | 27.6 km/h |
| July | 15°C | 24°C | 14.6 mm | 35% | 24.4 km/h |
| August | 15°C | 23°C | 44.6 mm | 46% | 25.6 km/h |
| September | 13°C | 20°C | 57.4 mm | 54% | 26.5 km/h |
| October | 9°C | 15°C | 140.9 mm | 63% | 30.9 km/h |
| November | 6°C | 10°C | 212.5 mm | 77% | 35.2 km/h |
| December | 4°C | 8°C | 233.0 mm | 83% | 37.4 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 | <0.1% | |
| March | 0.9% | |
| April | 4.8% | |
| May | 16.6% | |
| June | 35.0% | |
| July | 67.8% | |
| August | 56.0% | |
| September | 41.0% | |
| October | 11.4% | |
| November | <0.1% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 1,403,495
- Elevation
- 67 m
- Coordinates
- 47.68°N, 122.28°W
- Urban area
- 630 km²
Weather averages use 8 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: