The climate in Quantico, MD is mild and temperate. Summers are usually hot and humid, with temperatures reaching into the 90s Fahrenheit during the day and cooling off to the mid-70s at night. Winters are generally cool, with temperatures often dropping below freezing overnight and rarely dipping below 10 degrees Fahrenheit during the day. Precipitation is common throughout all four seasons, with most rain occurring in spring and summer months. The area typically experiences around 50 inches of rain each year, spread out over about 105 days of measurable precipitation.
Quantico, Maryland gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Quantico averages 6 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Quantico. The US average is 205 sunny days.
Quantico gets some kind of precipitation, on average, 104 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 89 degrees
Winter Low: the January low is 28
Rain: averages 45 inches of rain a year
Snow: averages 6 inches of snow a year