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Hourly Forecast
Daylight Hours
06:49
Sunrise
19:10
Sunset
Moon
Waxing Crescent
13:47
Moonrise
20:22
Moonset
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Weather in Washington today, September 16, 2026
Washington looks damp on September 16, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Cloud leads the morning, peaking close to 78% near 10:00. Sunshine has little room until later in the day.
Temperatures climb from an overnight low near 12°C toward a daytime high of about 18°C. Relative humidity sits between 49% and 82%, reaching its peak around 23:00. Expect gentle winds, highest near 17:00 at 4.6 km/h.
Through the afternoon wet weather remains a factor, with rain chances near 56% around 23:00. Cloud also stays substantial, close to 100% near 14:00. Visibility holds near 38.3 km, though it can fall to 29.9 km. The sun rises at 06:49 and sets at 19:10, for a total of 12 hours 20 minutes of sunlight today.
Taken together, Washington looks wet enough on September 16, 2026 that flexible outdoor plans work best, with temperatures peaking near 18°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 20°C. The average temperature during this period is around 17°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 5°C.
What is the wettest time of year in Washington?
The wettest month in Washington is October, with an average of 78mm of precipitation.
What is the driest time of year in Washington?
The driest month in Washington is April, with an average of 41mm of precipitation.
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