Darby, MT has a continental climate with warm summers and cold winters. The average temperature in the summer months is in the mid-70s Fahrenheit while the winter average temperatures are in the low to mid 20’s Fahrenheit. During most of the year, Darby receives an average of 19 inches of precipitation per year with most of it falling during the spring and summer months. Snowfall typically ranges from around 40 inches during milder winters all the way up to over 50 inches during more severe winters. Overall, Darby has a moderate climate that makes it a nice place to live or visit all year long.
Darby, Montana gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Darby averages 49 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 157 sunny days per year in Darby. The US average is 205 sunny days.
Darby gets some kind of precipitation, on average, 109 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 15
Rain: averages 16 inches of rain a year
Snow: averages 49 inches of snow a year