20646 La Plata, MD has a humid subtropical climate, with hot and humid summers and cold winters. Temperatures in the summer season are usually in the mid to high 80s, while winters can dip into the low 30s at times. Rainfall is abundant throughout the year, with most of it coming in spring and fall months. Snowfall is also common during winter months, but generally not heavy or long lasting.
La Plata (zip 20646), Maryland gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
La Plata (zip 20646) 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 La Plata (zip 20646). The US average is 205 sunny days.
La Plata (zip 20646) gets some kind of precipitation, on average, 109 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 27
Rain: averages 45 inches of rain a year
Snow: averages 16 inches of snow a year