Johnson County, WY Climate

Johnson, WY County experiences four distinct seasons throughout the year. Summers are typically mild and sunny, with temperatures averaging around 70-80 degrees Fahrenheit. Winters provide colder temperatures, sometimes reaching below zero, and a mix of snowfall and sunshine. Spring and fall both provide an abundance of natural beauty in the area with blooming wildflowers in the springtime and changing colors of foliage in autumn. Precipitation is fairly consistent throughout the year with average rainfall totaling around 16 inches per year or less.

Johnson County, Wyoming gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Johnson County averages 51 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 211 sunny days per year in Johnson County. The US average is 205 sunny days.

Johnson County gets some kind of precipitation, on average, 75 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 12
Rain: averages 13 inches of rain a year
Snow: averages 51 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Johnson County is 6.8 (10=best), which means it is more comfortable than most places in Wyoming.

8.9 Summer - 5 Winter

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

Climate	Johnson, Wyoming	United States
	Unlock	38.1 in.
	50.8 in.	Unlock
	Unlock	106.2 days
	211 days	Unlock
	86.4°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	5559 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 Johnson County with an average high temperature of 86.4°, which ranks it as about average compared to other places in Wyoming. In Johnson County, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Johnson County are June, September and August.

In Johnson County, there are 26.1 days annually when the high temperature is over 90°, which is hotter than most places in Wyoming.

December has the coldest nighttime temperatures for Johnson County with an average of 11.6°. This is warmer than most places in Wyoming.

In Johnson County, there are 179.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.

In Johnson County, there are 17.2 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Wyoming.

Humidity is low in Johnson 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.

May is the wettest month in Johnson County with 2.4 inches of rain, and the driest month is January with 0.3 inches. The wettest season is Summer with 36% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 12.8 inches in Johnson County means that it is about average compared to other places in Wyoming.

May is the rainiest month in Johnson County with 9.9 days of rain, and November is the driest month with only 4.5 rainy days. There are 75.1 rainy days annually in Johnson County, which is about average compared to other places in Wyoming. The rainiest season is Summer when it rains 32% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 50.8 inches in Johnson County means that it is about average compared to other places in Wyoming. March is the snowiest month in Johnson County with 9.7 inches of snow, and 9 months of the year have significant snowfall.

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