Germantown, MD 20874 has a humid subtropical climate with hot and humid summers and cool winters. July is typically the hottest month of the year with an average temperature of 81°F (27°C). August is usually the wettest month, with an average rainfall of 4.49 inches (114mm). During winter, the temperatures can range from 25°F (-4°C) to 41°F (5°C), and snowfall averages at 17 inches (43 cm) per year. The spring brings warm weather and blooming flowers, while autumn offers mild days and vibrant foliage.
Germantown (zip 20874), Maryland gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Germantown (zip 20874) averages 25 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 197 sunny days per year in Germantown (zip 20874). The US average is 205 sunny days.
Germantown (zip 20874) gets some kind of precipitation, on average, 111 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 85 degrees
Winter Low: the January low is 25
Rain: averages 43 inches of rain a year
Snow: averages 25 inches of snow a year