About Kemp Mill, MD's Climate & Weather History

Kemp Mill is a city of approximately 12,600 people in Maryland, United States. Located in the Eastern Time Zone at 39°N latitude.

In 2025, Kemp Mill recorded an average annual temperature of 56°F. The hottest temperatures reached 101°F in June; the coolest were 6°F in January. Total precipitation for the year was 49 inches, with the wettest month being May. Snowfall for the year totaled approximately 6 inches.