June in Saint Joseph averages a daily high of 29.6°C with nights around 17.7°C. Expect roughly 11.8 wet days totalling 126.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Saint Joseph is April–May.
Based on ST JOSEPH ROSECRANS MEMORIAL AIRPORT, MO US (5.4km), 1995–2024. 28 years of June data.