Olney, MT has a continental climate, which means that summers are hot and dry while winters are cold and snowy. Average temperatures in the summer range from around 55-85 degrees Fahrenheit, while in the winter the temperature averages around 15-25 degrees. Rainfall is spread out throughout the year with the majority of precipitation falling between May and September. Olney receives about 18 inches of snow annually, making it a great destination for outdoor activities during the colder months.
Olney, Montana gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Olney averages 73 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 151 sunny days per year in Olney. The US average is 205 sunny days.
Olney 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 81 degrees
Winter Low: the January low is 14
Rain: averages 20 inches of rain a year
Snow: averages 73 inches of snow a year