About Mount Juliet, TN's Climate & Weather History

Mount Juliet, in Tennessee, United States, is home to roughly 31,500 people in the Central Time Zone at 36.2°N latitude.

In 2025, Mount Juliet recorded an average annual temperature of 61°F — right at the 30-year normal of 61°F. The hottest day reached 98°F in August; the coldest was 7°F in January. Total precipitation was 62 inches (wetter than usual). Snowfall totaled 2 inches, near the 5-inch average. The wettest month was April.