Grant County, OR Climate

Grant County, OR has a temperate climate that is generally mild throughout the year. Summers are usually warm and dry with temperatures ranging from the mid-70s to low 90s. Winters are cold and wet, with temperatures commonly dropping to below freezing and precipitation falling as snow or rain depending on the temperature. The county receives an average of 11 inches of rainfall annually and experiences an average of 206 sunny days each year. The county is known for its picturesque snow-capped mountains in winter months and pleasant summer days.

Grant County, Oregon gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Grant County averages 34 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 207 sunny days per year in Grant County. The US average is 205 sunny days.

Grant County gets some kind of precipitation, on average, 100 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 86 degrees
Winter Low: the January low is 21
Rain: averages 15 inches of rain a year
Snow: averages 34 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Grant County is 6.8 (10=best), which means it is one of the least comfortable places in Oregon.

8.6 Summer - 4.8 Winter

September, June and August are the most pleasant months in Grant County, while December and January are the least comfortable months.

Climate	Grant, Oregon	United States
	Unlock	38.1 in.
	34.2 in.	Unlock
	Unlock	106.2 days
	207 days	Unlock
	85.7°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	4696 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.

July is the hottest month for Grant County with an average high temperature of 85.7°, which ranks it as warmer than most places in Oregon. In Grant County, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Grant County are September, June and August.

In Grant County, there are 27.7 days annually when the high temperature is over 90°, which is hotter than most places in Oregon.

December has the coldest nighttime temperatures for Grant County with an average of 20.0°. This is one of the coldest places in Oregon.

In Grant County, there are 169.8 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Oregon.

In Grant County, there are 5.8 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Oregon.

Humidity is very low in Grant County, so low that the dry air may be uncomfortable for some people. There are few days during the year when the humidity is even noticable. A very dry climate can lead to cracked, itchy skin and dry eyes.

May is the wettest month in Grant County with 1.9 inches of rain, and the driest month is July with 0.6 inches. The wettest season is Summer with 32% of yearly precipitation and 17% occurs in Autumn, which is the driest season. The annual rainfall of 15.4 inches in Grant County means that it is drier than most places in Oregon.

December is the rainiest month in Grant County with 11.5 days of rain, and August is the driest month with only 3.4 rainy days. There are 100.0 rainy days annually in Grant County, which is less rainy than most places in Oregon. The rainiest season is Summer when it rains 31% of the time and the driest is Autumn with only a 15% chance of a rainy day.

An annual snowfall of 34.2 inches in Grant County means that it is one of the snowiest places in Oregon. December is the snowiest month in Grant County with 11.0 inches of snow, and 6 months of the year have significant snowfall.

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