20640 Indian Head, MD has a humid subtropical climate characterized by hot and humid summers and mild winters. In the summer months, temperatures can reach into the high 80s and 90s with higher humidity levels, though the heat is usually offset by frequent afternoon thunderstorms. Winters are typically mild with temperatures averaging in the 40s and 50s, although there may be occasional cold snaps when temperatures dip below freezing. Precipitation is fairly regular throughout the year, with rain falling more frequently during the summer months.
Indian Head (zip 20640), Maryland gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Indian Head (zip 20640) averages 14 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 Indian Head (zip 20640). The US average is 205 sunny days.
Indian Head (zip 20640) gets some kind of precipitation, on average, 113 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 27
Rain: averages 43 inches of rain a year
Snow: averages 14 inches of snow a year