Wasco County, OR Climate

Wasco, OR County has a mild climate with warm summers and cool winters. The average temperature in the summer months is between 65 and 85 degrees Fahrenheit, while in the winter months the average temperature ranges from 24 to 45 degrees Fahrenheit. Precipitation occurs mainly between October and June, with February typically receiving the most rain or snow. During the summer months, strong winds often blow through Wasco County from east to west, which can cause dust storms. The county also experiences seasonal wildfires due to its dry climate.

Wasco County, Oregon gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Wasco County averages 19 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 177 sunny days per year in Wasco County. The US average is 205 sunny days.

Wasco County gets some kind of precipitation, on average, 99 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 85 degrees
Winter Low: the January low is 27
Rain: averages 17 inches of rain a year
Snow: averages 19 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Wasco County is 7.3 (10=best), which means it is more comfortable than most places in Oregon.

9.1 Summer - 5 Winter

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

Climate	Wasco, Oregon	United States
	16.8 in.	38.1 in.
	18.6 in.	27.8 in.
	99.2 days	106.2 days
	177 days	205 days
	85.2°	85.8°
	27.4°	21.7°
	7.3	7
	2.8	4.3
	2504 ft.	2443 ft.

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 Wasco County with an average high temperature of 85.2°, which ranks it as warmer than most places in Oregon. In Wasco County, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Wasco County are September, June and July.

In Wasco County, there are 25.9 days annually when the high temperature is over 90°, which is hotter than most places in Oregon.

December has the coldest nighttime temperatures for Wasco County with an average of 26.1°. This is colder than most places in Oregon.

In Wasco County, there are 113.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Oregon.

In Wasco County, there are 1.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Oregon.

Humidity is low in Wasco County, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

December is the wettest month in Wasco County with 2.8 inches of rain, and the driest month is July with 0.3 inches. The wettest season is Spring with 42% of yearly precipitation and 9% occurs in Autumn, which is the driest season. The annual rainfall of 16.8 inches in Wasco County means that it is drier than most places in Oregon.

November is the rainiest month in Wasco County with 13.3 days of rain, and August is the driest month with only 2.4 rainy days. There are 99.2 rainy days annually in Wasco County, which is less rainy than most places in Oregon. The rainiest season is Spring when it rains 36% of the time and the driest is Autumn with only a 10% chance of a rainy day.

An annual snowfall of 18.6 inches in Wasco County means that it is snowier than most places in Oregon. December is the snowiest month in Wasco County with 6.0 inches of snow, and 5 months of the year have significant snowfall.

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