About Maryland Heights, MO's Climate & Weather History

Maryland Heights, in Missouri, United States, is home to roughly 27,400 people in the Central Time Zone at 38.7°N latitude.

In 2025, Maryland Heights recorded an average annual temperature of 57°F. The hottest temperatures reached 97°F in July; the coolest were -1°F in February. Total precipitation for the year was 42 inches, with the wettest month being April. Snowfall for the year totaled approximately 8 inches.