Riverton, WY has a semi-arid climate with hot summers and cold winters. The average summer temperature is around 77°F (25°C) while the average winter temperature is around 19°F (-7°C). Precipitation levels are relatively low throughout the year, with an average of 12 inches (30 cm) falling annually. Snowfall is common in the winter months and can reach up to 24 inches (60 cm). Riverton's climate is ideal for outdoor activities such as camping, hiking, fishing, and skiing.
Riverton, Wyoming gets 10 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Riverton averages 46 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 231 sunny days per year in Riverton. The US average is 205 sunny days.
Riverton gets some kind of precipitation, on average, 45 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 87 degrees
Winter Low: the January low is 6
Rain: averages 10 inches of rain a year
Snow: averages 46 inches of snow a year