Joliet, MT has a semi-arid climate with hot summers and cold winters. The average annual temperature is 48 掳F (9.4 掳C). It typically experiences short, cool nights and warm days during the summer months, while the winter months are accompanied by cold temperatures and plenty of snowfall. Precipitation is generally moderate throughout the year, with average precipitation of about 15 inches (381 mm) per year. Winters can be quite harsh in Joliet due to its location in an area known for strong winds and low temperatures; however, snowfall does not usually exceed four feet (1.2 m).
Joliet, Montana gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Joliet averages 43 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Joliet. The US average is 205 sunny days.
Joliet gets some kind of precipitation, on average, 77 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 86 degrees
Winter Low: the January low is 14
Rain: averages 14 inches of rain a year
Snow: averages 43 inches of snow a year