20777 Highland, MD has a humid subtropical climate with temperatures that range from an average of 30°F in winter to an average of 84°F in summer. It experiences four distinct seasons with mild winters and hot summers. The area is known to have a significant amount of precipitation throughout the year, with an average of 41 inches falling annually. There are abundant sunny days during the peak summer months, with July usually having the most sunshine hours out of any month.
Highland (zip 20777), Maryland gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Highland (zip 20777) averages 16 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 208 sunny days per year in Highland (zip 20777). The US average is 205 sunny days.
Highland (zip 20777) gets some kind of precipitation, on average, 112 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 87 degrees
Winter Low: the January low is 25
Rain: averages 44 inches of rain a year
Snow: averages 16 inches of snow a year