June in Idaho Falls averages a daily high of 25.5°C with nights around 9.2°C. Expect roughly 6 wet days totalling 25.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Idaho Falls is June.
Based on IDAHO FALLS KIFI, ID US (5.5km), 1995–2024. 23 years of June data.