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Corvallis Weather in September

Corvallis in September sees high temperatures, with highs around 25°C (77°F) and overnight lows of 9°C (48°F). Overall perfect conditions make it one of the better months to visit.

Rainfall in Corvallis in September

Typically around 6 days of rainfall are expected, averaging 34 mm (1.3 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Corvallis in September

Corvallis has perfect weather in September, with days reaching 25°C (77°F) and nights cooling to 9°C (48°F). September is typically considered a summer month. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 9°C (48°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Corvallis in September

The month enjoys around 255 hours of sunshine, creating mostly sunny days with good weather conditions.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Corvallis.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Corvallis's climate page.

Corvallis Temperature in September

Min TemperatureMin Temperature 9°C (48°F)  
Max TemperatureMax Temperature 25°C (77°F)  
Chance of RainChance of Rain 21%  
PrecipitationPrecipitation 34 mm (1.3 in)  
Rainy daysRainy days 6 days  
SunshineSunshine 255 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Salem, the United States of America (45 KM, 28 Miles).

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Corvallis in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Corvallis in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
5/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Corvallis's climate page.

More climate data for Corvallis