Grantsville, MD is a part of the humid subtropical climate zone, with hot summers and cold winters. Summers in Grantsville are usually warm to hot, with temperatures typically ranging from 75-90 degrees Fahrenheit. Winters are cold and snowy, with temperatures often dropping below freezing at night. Rainfall is plentiful throughout the year, averaging around 45 inches each year. Spring and fall months tend to be mild and pleasant.
Grantsville, Maryland gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grantsville averages 64 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 152 sunny days per year in Grantsville. The US average is 205 sunny days.
Grantsville gets some kind of precipitation, on average, 147 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 79 degrees
Winter Low: the January low is 17
Rain: averages 42 inches of rain a year
Snow: averages 64 inches of snow a year