Corvallis Metro Area, OR Climate

The climate in Corvallis, OR Metro Area is generally mild and temperate. The region experiences warm summers with temperatures ranging from the mid-60s to low-80s Fahrenheit, and cool winters with temperatures ranging from the low-30s to mid-50s Fahrenheit. Located in the Willamette Valley, Corvallis gets plenty of rainfall throughout the year, averaging around 40 inches annually. In general, this makes for a pleasant climate that is ideal for many outdoor activities.

Corvallis Metro Area, Oregon gets 58 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Corvallis Metro Area averages 6 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 153 sunny days per year in Corvallis Metro Area. The US average is 205 sunny days.

Corvallis Metro Area gets some kind of precipitation, on average, 164 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 81 degrees
Winter Low: the January low is 34
Rain: averages 58 inches of rain a year
Snow: averages 6 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Corvallis metro area is 7.2 (10=best), which means it is about average compared to other places in Oregon.

9.2 Summer - 5.1 Winter

July, August and September are the most pleasant months in the Corvallis metro area, while December and January are the least comfortable months.

Climate	Corvallis, Oregon	United States
	Unlock	38.1 in.
	5.7 in.	Unlock
	Unlock	106.2 days
	153 days	Unlock
	80.8°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	784 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for the Corvallis metro area with an average high temperature of 81.5°, which ranks it as cooler than most places in Oregon. In the Corvallis metro area, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Corvallis metro area are September, July and August.

In the Corvallis metro area, there are 10.8 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.

December has the coldest nighttime temperatures for the Corvallis metro area with an average of 33.3°. This is about average compared to other places in Oregon.

In the Corvallis metro area, there are 49.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Oregon.

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

Humidity in the Corvallis metro area is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.

December is the wettest month in the Corvallis metro area with 10.6 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 46% of yearly precipitation and 5% occurs in Autumn, which is the driest season. The annual rainfall of 58.0 inches in the Corvallis metro area means that it is wetter than most places in Oregon.

January is the rainiest month in the Corvallis metro area with 20.3 days of rain, and August is the driest month with only 3.7 rainy days. There are 164.1 rainy days annually in the Corvallis metro area, 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.

An annual snowfall of 5.7 inches in the Corvallis metro area means that it is snowier than most places in Oregon. February is the snowiest month in the Corvallis metro area with 2.7 inches of snow, and 3 months of the year have significant snowfall.

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