About Maryville, TN's Climate & Weather History

Maryville is a city of approximately 28,500 people in Tennessee, United States. Located in the Eastern Time Zone at 35.8°N latitude.

In 2025, Maryville recorded an average annual temperature of 60°F — right at the 30-year normal of 60°F. The hottest day reached 94°F in July; the coldest was 11°F in January. Total precipitation was 51 inches (near normal). Snowfall totaled 1 inches, below the 5-inch average. The wettest month was May.