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
| 14 December 2025 Sun 8.3 ° C ( 46.9°F )  Mist |
Feels Like : 7.4 ° C / 45.3°F Humidity : % 97 Pressure : 1012 mb Wind Speed : 6.5 kmph / 4 miles from S 
Visibility : 9.7 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 13 December 2025 Sat |  Sunny |
7.4 ° C | 13.5 ° C | 9.8 ° C | % 87 | 8.6 km/h | 0% |
| 14 December 2025 Sun |  Patchy rain nearby |
7.5 ° C | 11.3 ° C | 10 ° C | % 84 | 9.7 km/h | 63% |
| 15 December 2025 Mon |  Moderate rain |
8.3 ° C | 13 ° C | 11.4 ° C | % 84 | 27.4 km/h | 89% |
| 16 December 2025 Tue |  Heavy rain |
8.1 ° C | 11.1 ° C | 10.2 ° C | % 90 | 31 km/h | 87% |
| 17 December 2025 Wed | Moderate rain |
5.2 ° C | 6.3 ° C | 6.2 ° C | % 83 | 36.4 km/h | 78% |
| 18 December 2025 Thu | Moderate rain |
4.5 ° C | 7.1 ° C | 6.2 ° C | % 84 | 23.4 km/h | 83% |
| 19 December 2025 Fri | Patchy rain nearby |
2.9 ° C | 5.2 ° C | 4.1 ° C | % 86 | 19.4 km/h | 85% |
| 20 December 2025 Sat | Patchy rain nearby |
3.4 ° C | 4.9 ° C | 4.2 ° C | % 90 | 19.1 km/h | 87% |
| 21 December 2025 Sun | Moderate rain |
2.6 ° C | 4.8 ° C | 4.2 ° C | % 94 | 15.8 km/h | 88% |
| 22 December 2025 Mon | Patchy rain nearby |
1 ° C | 3.9 ° C | 2.4 ° C | % 88 | 19.4 km/h | 85% |
| 23 December 2025 Tue |  Partly Cloudy |
-1.6 ° C | 0.8 ° C | -0.4 ° C | % 80 | 13.3 km/h | 0% |
| 24 December 2025 Wed |  Cloudy |
-2.5 ° C | 0.4 ° C | -1 ° C | % 70 | 9.7 km/h | 0% |
| 25 December 2025 Thu |  Heavy snow |
-1.4 ° C | 1.3 ° C | 0 ° C | % 90 | 10.8 km/h | 89% |
| 26 December 2025 Fri | Cloudy |
-1.6 ° C | 2.9 ° C | -0.1 ° C | % 90 | 6.5 km/h | 0% |
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