About La Plata, MD's Climate & Weather History

With a population of around 9,100, La Plata sits in Maryland, United States. The city operates in the Eastern Time Zone.

In 2025, La Plata recorded an average annual temperature of 57°F. The hottest temperatures reached 98°F in June; the coolest were 10°F in January. Total precipitation for the year was 44 inches, with the wettest month being May. Snowfall for the year totaled approximately 8 inches.