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 8.3 ° C ( 46.9°F )  Overcast |
Feels Like : 7 ° C / 44.7°F Humidity : % 71 Pressure : 1003 mb Wind Speed : 7.9 kmph / 4.9 miles from S 
Visibility : 16 km Precipitation (rainfall) : 0 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 |
|---|---|---|---|---|---|---|---|
| 21 December 2025 Sun |  Moderate rain |
4.8 ° C | 9.8 ° C | 6.2 ° C | % 85 | 18.7 km/h | 90% |
| 22 December 2025 Mon |  Heavy rain |
4.2 ° C | 7.5 ° C | 5.4 ° C | % 84 | 22.7 km/h | 89% |
| 23 December 2025 Tue | Moderate rain |
3.4 ° C | 7.4 ° C | 5 ° C | % 85 | 13.7 km/h | 89% |
| 24 December 2025 Wed |  Partly Cloudy |
2.9 ° C | 4.9 ° C | 4.1 ° C | % 85 | 15.1 km/h | 0% |
| 25 December 2025 Thu |  Patchy rain nearby |
1 ° C | 3.8 ° C | 2.3 ° C | % 84 | 16.6 km/h | 57% |
| 26 December 2025 Fri |  Cloudy |
2.5 ° C | 5.4 ° C | 4.1 ° C | % 90 | 6.1 km/h | 0% |
| 27 December 2025 Sat | Partly Cloudy |
3.2 ° C | 7.7 ° C | 5.3 ° C | % 89 | 7.6 km/h | 0% |
| 28 December 2025 Sun |  Sunny |
1.1 ° C | 6 ° C | 3.1 ° C | % 75 | 5.8 km/h | 0% |
| 29 December 2025 Mon | Patchy rain nearby |
1.8 ° C | 7 ° C | 4 ° C | % 69 | 5.8 km/h | 86% |
| 30 December 2025 Tue | Moderate rain |
3.8 ° C | 6.9 ° C | 5.1 ° C | % 91 | 15.8 km/h | 88% |
| 31 December 2025 Wed | Patchy rain nearby |
2.4 ° C | 5.6 ° C | 3.6 ° C | % 86 | 24.5 km/h | 75% |
| 01 January 2026 Thu | Patchy rain nearby |
1.8 ° C | 4.4 ° C | 3 ° C | % 87 | 9.4 km/h | 83% |
| 02 January 2026 Fri | Moderate rain |
0.6 ° C | 3.5 ° C | 1.7 ° C | % 82 | 9.7 km/h | 88% |
| 03 January 2026 Sat | Moderate rain |
1.4 ° C | 7.6 ° C | 3.7 ° C | % 87 | 27.7 km/h | 86% |
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