Thermopolis, WY has a semi-arid climate with mild temperatures and low humidity throughout the year. Summers are generally warm and dry, while winters tend to be cold and snowy. The area can experience occasional strong winds, but overall it is quite pleasant for most of the year. Precipitation is fairly consistent throughout the year, with an average of about 12 inches per year. Some areas of Thermopolis receive more rain than others, and snowfall in the winter months has been known to reach up to two feet in a single day.
Thermopolis, Wyoming gets 11 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Thermopolis averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 235 sunny days per year in Thermopolis. The US average is 205 sunny days.
Thermopolis gets some kind of precipitation, on average, 61 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 90 degrees
Winter Low: the January low is 7
Rain: averages 11 inches of rain a year
Snow: averages 22 inches of snow a year