Grayson County, VA Climate

Grayson County, VA has a humid subtropical climate, with mild to warm temperatures year-round. Summers in the county are hot and humid, with daytime highs typically reaching into the low 90s and humidity levels around 70%. The area also gets frequent thunderstorms throughout the summer months. Winters can range from mild to cold depending on where you are in the county, but overall temperatures stay above freezing for most of the season. Precipitation is plentiful year-round, often falling as snow during winter months.

Grayson County, Virginia gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Grayson County averages 21 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 183 sunny days per year in Grayson County. The US average is 205 sunny days.

Grayson County gets some kind of precipitation, on average, 125 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 21
Rain: averages 46 inches of rain a year
Snow: averages 21 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Grayson County is 7.2 (10=best), which means it is less comfortable than most places in Virginia.

8.9 Summer - 5.5 Winter

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

Climate	Grayson, Virginia	United States
	Unlock	38.1 in.
	20.6 in.	Unlock
	Unlock	106.2 days
	183 days	Unlock
	81.2°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	3011 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 Grayson County with an average high temperature of 81.2°, which ranks it as one of the coolest places in Virginia. In Grayson County, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Grayson County are June, August and July.

In Grayson County, there are 3.7 days annually when the high temperature is over 90°, which is one of the coolest places in Virginia.

January has the coldest nighttime temperatures for Grayson County with an average of 20.5°. This is one of the coldest places in Virginia.

In Grayson County, there are 130.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Virginia.

In Grayson County, there are 1.4 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Virginia.

The humidity is usually comfortable in Grayson County but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

July is the wettest month in Grayson County with 4.5 inches of rain, and the driest month is October with 3.2 inches. The wettest season is Autumn with 28% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 46.2 inches in Grayson County means that it is wetter than most places in Virginia.

July is the rainiest month in Grayson County with 12.5 days of rain, and October is the driest month with only 8.1 rainy days. There are 124.5 rainy days annually in Grayson County, which is rainier than most places in Virginia. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 20.6 inches in Grayson County means that it is snowier than most places in Virginia. February is the snowiest month in Grayson County with 6.4 inches of snow, and 6 months of the year have significant snowfall.

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