Seattle/Tacoma International Airport (SEA) 15 Day Weather Forecast, Seattle United States
Current weather conditions and 15 day weather forecast for Seattle/Tacoma International Airport in Seattle, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SEA
| 21 December 2025 Sun 6.1 ° C ( 43°F )  Overcast |
Feels Like : 2.4 ° C / 36.4°F Humidity : % 93 Pressure : 1011 mb Wind Speed : 20.2 kmph / 12.5 miles from SSW 
Visibility : 16 km Precipitation (rainfall) : 0.86 mm Cloud (%) : 100 |
15-day weather forecast for Seattle/Tacoma International Airport, Seattle, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Moderate rain |
2.8 ° C | 7.9 ° C | 4.7 ° C | % 90 | 22.3 km/h | 88% |
| 21 December 2025 Sun |  Patchy rain nearby |
5 ° C | 7.3 ° C | 6 ° C | % 85 | 19.8 km/h | 87% |
| 22 December 2025 Mon | Moderate rain |
3.9 ° C | 7 ° C | 5.2 ° C | % 80 | 27.7 km/h | 80% |
| 23 December 2025 Tue | Patchy rain nearby |
3.3 ° C | 7.4 ° C | 5 ° C | % 82 | 13.7 km/h | 76% |
| 24 December 2025 Wed | Patchy rain nearby |
2.6 ° C | 5.9 ° C | 4.6 ° C | % 85 | 9.4 km/h | 76% |
| 25 December 2025 Thu | Patchy rain nearby |
1.7 ° C | 4.2 ° C | 2.7 ° C | % 86 | 16.9 km/h | 88% |
| 26 December 2025 Fri | Patchy rain nearby |
3.6 ° C | 7.4 ° C | 5 ° C | % 90 | 10.8 km/h | 79% |
| 27 December 2025 Sat | Patchy rain nearby |
3.1 ° C | 5.5 ° C | 4.4 ° C | % 91 | 14.8 km/h | 88% |
| 28 December 2025 Sun |  Partly Cloudy |
3.4 ° C | 7.3 ° C | 5.4 ° C | % 85 | 5 km/h | 0% |
| 29 December 2025 Mon | Patchy rain nearby |
2.2 ° C | 7 ° C | 4.4 ° C | % 80 | 7.6 km/h | 87% |
| 30 December 2025 Tue | Moderate rain |
5.2 ° C | 8.1 ° C | 7.1 ° C | % 96 | 11.5 km/h | 89% |
| 31 December 2025 Wed | Patchy rain nearby |
6 ° C | 7.6 ° C | 7.6 ° C | % 94 | 11.5 km/h | 87% |
| 01 January 2026 Thu | Patchy rain nearby |
3.7 ° C | 6.9 ° C | 5.4 ° C | % 86 | 20.5 km/h | 88% |
| 02 January 2026 Fri | Patchy rain nearby |
2.2 ° C | 4.5 ° C | 3.6 ° C | % 87 | 5.4 km/h | 84% |
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