The climate in 59840 Hamilton, MT is typically a dry continental climate with hot summers and cold winters. The area experiences low precipitation, generally averaging around 12 inches per year. In the summer months, temperatures average between 68-87 degrees Fahrenheit and can exceed 100 degrees during heat waves. Winters are very cold, with temperatures reaching lows as low as 0 degrees Fahrenheit and highs in the 20s and 30s range. Snowfall is common from November to April, with an average of 36 inches of snow per year.
Hamilton (zip 59840), Montana gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hamilton (zip 59840) averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 158 sunny days per year in Hamilton (zip 59840). The US average is 205 sunny days.
Hamilton (zip 59840) gets some kind of precipitation, on average, 106 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 84 degrees
Winter Low: the January low is 19
Rain: averages 13 inches of rain a year
Snow: averages 32 inches of snow a year