Rock River, WY is a small community located in the western part of the state. The climate in Rock River is dry and arid with low humidity levels and warm summers. Winters are cold but relatively mild due to its high elevation, with temperatures rarely dropping below freezing. Precipitation is extremely light, averaging about 12 inches per year mostly occurring as snow during the winter months. Summer temperatures can climb above 90 degrees Fahrenheit during peak hours of the day, while winter lows often stay around 15 degrees Fahrenheit or lower at night. Overall, Rock River has an arid climate that provides plenty of sunshine throughout the year but limited precipitation.
Rock River, Wyoming gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rock River averages 59 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 227 sunny days per year in Rock River. The US average is 205 sunny days.
Rock River 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 83 degrees
Winter Low: the January low is 11
Rain: averages 12 inches of rain a year
Snow: averages 59 inches of snow a year