Zip 82901 (Rock Springs, WY) Climate

82901 Rock Springs, WY has a semi-arid climate with cold, dry winters and warm summers. On average there are around 15 inches of precipitation throughout the year, with snowfall in the winter months and light rain in the summer months. Temperatures range from an average low of 19 degrees Fahrenheit in the winter months to an average high of 86 degrees Fahrenheit during the summer months. The city experiences hot, dry winds during the spring and fall months.

Rock Springs (zip 82901), Wyoming gets 9 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Rock Springs (zip 82901) averages 41 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 236 sunny days per year in Rock Springs (zip 82901). The US average is 205 sunny days.

Rock Springs (zip 82901) gets some kind of precipitation, on average, 72 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 10
Rain: averages 9 inches of rain a year
Snow: averages 41 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 82901 zip code is 6.8 (10=best), which means it is more comfortable than most places in Wyoming.

8.9 Summer - 4.7 Winter

June, August and July are the most pleasant months in the 82901 zip code, while December and January are the least comfortable months.

Climate	Rock Springs, Wyoming	United States
	8.9 in.	38.1 in.
	40.6 in.	27.8 in.
	72.1 days	106.2 days
	236 days	205 days
	85.8°	85.8°
	10.1°	21.7°
	6.8	7
	4.6	4.3
	6262 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.

July is the hottest month for the 82901 zip code with an average high temperature of 85.8°, which ranks it as about average compared to other places in Wyoming. In the 82901 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 82901 zip code are June, September and August.

In the 82901 zip code, there are 14.2 days annually when the high temperature is over 90°, which is about average compared to other places in Wyoming.

January has the coldest nighttime temperatures for the 82901 zip code with an average of 10.1°. This is about average compared to other places in Wyoming.

In the 82901 zip code, there are 186.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Wyoming.

In the 82901 zip code, there are 15.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wyoming.

Humidity is very low in the 82901 zip code, 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 the 82901 zip code with 1.3 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Summer with 32% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 8.9 inches in the 82901 zip code means that it is drier than most places in Wyoming.

May is the rainiest month in the 82901 zip code with 7.9 days of rain, and February is the driest month with only 5.1 rainy days. There are 72.1 rainy days annually in the 82901 zip code, which is about average compared to other places in Wyoming. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.

An annual snowfall of 40.6 inches in the 82901 zip code means that it is less snowy than most places in Wyoming. February is the snowiest month in the 82901 zip code with 7.1 inches of snow, and 8 months of the year have significant snowfall.

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