June in Chattanooga averages a daily high of 26.8°C with nights around 18.3°C. Expect roughly 10.7 wet days totalling 104.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Chattanooga is April–June.
Based on LOOKOUT MTN POINT PARK, TN US (5.1km), 1995–2024. 22 years of June data.