The climate in 20659 Mechanicsville, MD is typical of the mid-Atlantic region: hot and humid summers with temperatures that often reach into the high 80s, and cold winters with average temperatures typically in the 30s. Precipitation is evenly distributed throughout the year, with an average of 44 inches falling annually. The area usually experiences four distinct seasons, with occasional snowfall during winter months. Summers tend to be sunny and humid, while autumn brings cooler temperatures and vibrant foliage.
Mechanicsville (zip 20659), Maryland gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mechanicsville (zip 20659) averages 16 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Mechanicsville (zip 20659). The US average is 205 sunny days.
Mechanicsville (zip 20659) gets some kind of precipitation, on average, 108 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 26
Rain: averages 44 inches of rain a year
Snow: averages 16 inches of snow a year