Sedan, MT has a semi-arid climate with hot summers and cool winters. The average maximum temperature in July is around 70 degrees Fahrenheit, while the average minimum temperature in January is around 18 degrees Fahrenheit. During the summer, temperatures are relatively balanced due to frequent breezes from the mountain ranges. Throughout winter months, temperatures remain cold and dry, with occasional snowfalls over the higher elevations. Precipitation is very low throughout the year, with an average of 12 inches annually.
Sedan, Montana gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sedan averages 63 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 187 sunny days per year in Sedan. The US average is 205 sunny days.
Sedan gets some kind of precipitation, on average, 108 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 14
Rain: averages 17 inches of rain a year
Snow: averages 63 inches of snow a year