See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
10°
Clear
Feels Like: 9°
Min: 9°
Max: 20°
The next few hours will be clear, with today reaching 20°C and dropping to 17°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:58
Sunrise
19:16
Sunset
Moon
Waxing Crescent
12:11
Moonrise
20:40
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
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Thursday
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Weather in Corvallis today, September 15, 2026
Corvallis stays under cloudy skies on September 15, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. Expect a grey start, with morning cloud around 100% by 07:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 20°C and cooler readings close to 9°C. Moisture in the air spans 49%-93%, with the highest values around 07:00. Winds stay light, near 4.5 km/h by 19:00, so the day feels still more than breezy.
Through the afternoon cloud remains the main feature, with cover near 100% around 13:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 16.0 km, briefly nearer 15.2 km. The sun rises at 06:58 and sets at 19:16, for a total of 12 hours 17 minutes of sunlight today.
Taken together, overcast skies in Corvallis on September 15, 2026 favour indoor or covered options, with temperatures near 20°C.
Frequently asked questions about weather in Corvallis
How warm does it get in Corvallis?
The warmest month in Corvallis is August, with average high temperatures of 30°C. The average temperature during this period is around 21°C.
How cold does it get in Corvallis?
The coldest month in Corvallis is February, with average low temperatures of 2°C. The average temperature during this period is around 5°C.
What is the wettest time of year in Corvallis?
The wettest month in Corvallis is December, with an average of 195mm of precipitation.
What is the driest time of year in Corvallis?
The driest month in Corvallis is July, with an average of 4mm of precipitation.
