Grantsville, UT enjoys a mild climate with warm summers and cold winters. Summers in Grantsville typically reach temperatures in the mid-90s, while winter temperatures usually stay just above freezing at night and reach into the 40s during the day. Precipitation is moderate throughout the year, with the heaviest snowfall occurring during November through March. The average annual snowfall rate is about 16 inches per year.
Grantsville, Utah gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grantsville averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 228 sunny days per year in Grantsville. The US average is 205 sunny days.
Grantsville gets some kind of precipitation, on average, 84 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 92 degrees
Winter Low: the January low is 21
Rain: averages 16 inches of rain a year
Snow: averages 34 inches of snow a year