- Clothing
- Warm jacket and comfortable layers recommended.
Tomorrow's Weather Forecast - Seattle
Tomorrow's weather in Seattle. high 19°C (66°F), low 11°C (52°F). Drizzle.
Tomorrow’s Outlook
Tomorrow brings a similar temperature to today. Mild conditions with dry weather expected all day. Humidity holds around 72%, giving the air a damp, heavy feel even without much heat behind it. A light breeze near 15 km/h is expected. Sunrise is at 6:41 AM and sunset at 7:29 PM, for about 12h 48m of daylight.
- Tomorrow
- 19°/ 11°
- Today20° / 15°
Tomorrow’s Hourly Weather Outlook
Morning6 AM – Noon13°
- Rain probability
- 1%
- Wind speed
- 15 km/h
AfternoonNoon – 6 PM19°
- Rain probability
- 1%
- Wind speed
- 14 km/h
Evening6 PM – Midn15°
- Rain probability
- 3%
- Wind speed
- 9 km/h
NightMidn – 6 AM14°
- Rain probability
- 6%
- Wind speed
- 8 km/h
24-Hour Rain & Temperature Forecast
Tomorrow11 Sep
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Planning Advice for Tomorrow
- Outdoor
- Good conditions for outdoor activities.
- Travel
- Standard travel conditions expected.
Sunrise & Sunset
Sunrise
Dawn 6:11 AMTotal Daylight
Full day forecastSolar noon 1:05 PM
Sunset
Dusk 7:59 PMvs today-3 min daylight
Sunrise shift1 min later
Sunset shift2 min earlier
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Seattle is forecast to reach a high of 19°C tomorrow, with an overnight low around 11°C. That's 2° below the long-term average high of 21°C for this time of year. Expect little chance of rain (6% probability) and a gentle breeze averaging 15 km/h. Air quality is currently Moderate (AQI 59), driven mainly by PM2.5 at 13 μg/m³.
Today vs Normal
20°C-1° below normal
The long-term average high for today is 21°C.
Air Quality
Air Quality
Moderate
Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.