The climate in the Casper, WY Metro Area is characterized by cold, dry winters and hot, dry summers. Winters are generally very cold with temperatures rarely dropping below 0°F during the day-time and often falling much lower at night. Snowfall is typical during winter months and the area receives an average of 38 inches of snow per year. Summers are usually hot with temperatures reaching into the 90s on most days from June through August. Precipitation is low throughout the year but generally peaks during spring months when thunderstorms become more frequent. The area also experiences strong wind gusts throughout the year, making outdoor activities more difficult during certain times of the year.
Casper Metro Area, Wyoming gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Casper Metro Area averages 60 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 219 sunny days per year in Casper Metro Area. The US average is 205 sunny days.
Casper Metro Area gets some kind of precipitation, on average, 69 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 14
Rain: averages 12 inches of rain a year
Snow: averages 60 inches of snow a year