Zip 82609 (Casper, WY) Climate

Casper, WY has a semi-arid climate with hot and dry summers and cold, windy winters. Temperatures during the summer months can reach into the high 90s, while temperatures during the winter months can drop below zero. Precipitation levels are relatively low throughout the year, with an average of about 10 inches yearly. Snowfall is common in Casper in the winter months, but most snow melts quickly due to low humidity levels in this region. Winters tend to be overcast and grey due to low moisture levels in the air, but sunshine can still be seen on warmer days.

Casper (zip 82609), Wyoming gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Casper (zip 82609) averages 71 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 218 sunny days per year in Casper (zip 82609). The US average is 205 sunny days.

Casper (zip 82609) gets some kind of precipitation, on average, 79 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 88 degrees
Winter Low: the January low is 15
Rain: averages 13 inches of rain a year
Snow: averages 71 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 82609 zip code is 6.8 (10=best), which means it is more comfortable than most places in Wyoming.

8.8 Summer - 4.9 Winter

June, August and September are the most pleasant months in the 82609 zip code, while December and January are the least comfortable months.

Climate	Casper, Wyoming	United States
	Unlock	38.1 in.
	70.6 in.	Unlock
	Unlock	106.2 days
	218 days	Unlock
	88.2°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	5224 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 the 82609 zip code with an average high temperature of 88.2°, which ranks it as warmer than most places in Wyoming. In the 82609 zip code, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 82609 zip code are June, September and August.

In the 82609 zip code, there are 29.7 days annually when the high temperature is over 90°, which is hotter than most places in Wyoming.

January has the coldest nighttime temperatures for the 82609 zip code with an average of 15.4°. This is one of the warmest places in Wyoming.

In the 82609 zip code, there are 168.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Wyoming.

In the 82609 zip code, there are 12.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wyoming.

Humidity is low in the 82609 zip code, 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 the 82609 zip code with 2.2 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Summer with 35% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 13.0 inches in the 82609 zip code means that it is about average compared to other places in Wyoming.

May is the rainiest month in the 82609 zip code with 10.0 days of rain, and January is the driest month with only 5.0 rainy days. There are 78.7 rainy days annually in the 82609 zip code, which is rainier than most places in Wyoming. The rainiest season is Summer when it rains 32% of the time and the driest is Spring with only a 20% chance of a rainy day.

An annual snowfall of 70.6 inches in the 82609 zip code means that it is snowier than most places in Wyoming. March is the snowiest month in the 82609 zip code with 11.6 inches of snow, and 9 months of the year have significant snowfall.

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