Thermopolis, WY enjoys a semi-arid climate with low humidity and moderate temperatures throughout the year. The winters are generally cold and dry with occasional snowfall, while the summers tend to be warm and sunny. The average annual temperature is 48°F (9°C), with an annual average high of 75°F (24°C) and an average low of 21°F (-6°C). Precipitation in Thermopolis is limited, averaging only 11 inches per year, mostly coming in the form of snowfall. Most of these snowstorms occur between October and April, although some light snowfall may also occur in May or June. Overall, Thermopolis has a mild climate that provides a pleasant experience for both residents and visitors alike.
Thermopolis (zip 82443), Wyoming gets 11 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Thermopolis (zip 82443) 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 (zip 82443). The US average is 205 sunny days.
Thermopolis (zip 82443) 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