See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
22°
Clear
Feels Like: 22°
Min: 15°
Max: 27°
The next few hours will be clear, with tomorrow reaching 32°C and dropping to 17°C. The coming days will be mostly clear throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:35
Sunrise
19:51
Sunset
Moon
Waxing Crescent
11:15
Moonrise
21:01
Moonset
Daily Forecast
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Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
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Wednesday
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Weather in Washington tomorrow, September 15, 2026
Washington starts September 15, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. Expect a grey start, with morning cloud around 100% by 08:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 32°C and cools toward 19°C. The air stays humid, with relative humidity between 50% and 84% and the peak around 08:00. A lighter breeze peaks around 05:00 near 4.9 km/h.
Afternoon skies stay clogged, peaking close to 100% near 12:00. The grey theme continues rather than clearing out. Views remain open at about 16.1 km. Sunrise is at 07:36 and sunset at 19:50, giving 12 hours 14 minutes of sunlight today.
Overall, Washington on September 15, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 32°C.
Frequently asked questions about weather in Washington
How warm does it get in Washington?
The warmest month in Washington is July, with average high temperatures of 31°C. The average temperature during this period is around 26°C.
How cold does it get in Washington?
The coldest month in Washington is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Washington?
The wettest month in Washington is March, with an average of 141mm of precipitation.
What is the driest time of year in Washington?
The driest month in Washington is September, with an average of 67mm of precipitation.
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