August is the hottest month for Corvallis with an average high temperature of 82.4°, which ranks it as about average compared to other places in Oregon. In Corvallis, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Corvallis are September, July and August.

July is the hottest month for Dayton with an average high temperature of 86.4°, which ranks it as warmer than most places in Washington. In Dayton, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dayton are September, June and August.

December has the coldest nighttime temperatures for Corvallis with an average of 33.8°. This is about average compared to other places in Oregon.

December has the coldest nighttime temperatures for Dayton with an average of 24.8°. This is colder than most places in Washington.

In Corvallis, there are 12.4 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

In Dayton, there are 28.1 days annually when the high temperature is over 90°, which is hotter than most places in Washington.

In Corvallis, there are 45.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Dayton, there are 113.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Corvallis, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Oregon.

In Dayton, there are 1.9 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

December is the wettest month in Corvallis with 9.3 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 45% of yearly precipitation and 5% occurs in Autumn, which is the driest season. The annual rainfall of 51.4 inches in Corvallis means that it is wetter than most places in Oregon.


November is the wettest month in Dayton with 2.2 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 33% of yearly precipitation and 13% occurs in Autumn, which is the driest season. The annual rainfall of 16.4 inches in Dayton means that it is drier than most places in Washington.

January is the rainiest month in Corvallis with 20.5 days of rain, and July is the driest month with only 3.3 rainy days. There are 161.8 rainy days annually in Corvallis, which is rainier than most places in Oregon. The rainiest season is Spring when it rains 35% of the time and the driest is Autumn with only a 10% chance of a rainy day.

November is the rainiest month in Dayton with 14.1 days of rain, and August is the driest month with only 3.4 rainy days. There are 106.9 rainy days annually in Dayton, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 13% chance of a rainy day.

An annual snowfall of 5.4 inches in Corvallis means that it is snowier than most places in Oregon.

An annual snowfall of 14.6 inches in Dayton means that it is snowier than most places in Washington.

February is the snowiest month in Corvallis with 2.5 inches of snow, and 3 months of the year have significant snowfall.

December is the snowiest month in Dayton with 5.1 inches of snow, and 5 months of the year have significant snowfall.

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

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