About Fort Knox, KY's Climate & Weather History

With a population of around 10,100, Fort Knox sits in Kentucky, United States. The city operates in the Eastern Time Zone.

In 2025, Fort Knox recorded an average annual temperature of 57°F — about 0.8°F below the 30-year normal of 58°F. The hottest day reached 96°F in June; the coldest was 2°F in January. Total precipitation was 59 inches (wetter than usual). The wettest month was April.