Shelby, MT has a cold, continental climate with long cold winters and short, warm summers. Annual precipitation is moderate to low and snowfall usually begins in early November and lasts until late March or early April. During the winter months temperatures can drop well below freezing while summer days are usually mild and pleasant. Average temperatures range from a high of 83°F during the summer to an average low of 9°F in the winter months.
Shelby, Montana gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Shelby averages 28 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 182 sunny days per year in Shelby. The US average is 205 sunny days.
Shelby gets some kind of precipitation, on average, 63 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 82 degrees
Winter Low: the January low is 8
Rain: averages 12 inches of rain a year
Snow: averages 28 inches of snow a year