Chinook, Montana has a semi-arid climate with warm summers and cold winters. The average temperature in the summer is around 70掳F (21掳C), while the average winter temperature is around 20掳F (-7掳C). Chinook receives about 14 inches of rain per year, and very little snow. The area has a continental climate, which means that temperatures can vary widely from season to season. During the summer months, Chinook experiences hot days with plenty of sunshine. In the winter months, temperatures drop quickly at night and Chinook often sees some snowfall. Overall, Chinook enjoys mild and pleasant weather throughout the year with very little extreme weather conditions.
Chinook (zip 59523), Montana gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Chinook (zip 59523) averages 30 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Chinook (zip 59523). The US average is 205 sunny days.
Chinook (zip 59523) gets some kind of precipitation, on average, 78 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 85 degrees
Winter Low: the January low is 6
Rain: averages 12 inches of rain a year
Snow: averages 30 inches of snow a year