June in Sousse averages a daily high of 35.2°C with nights around 19.7°C. Expect roughly 3.3 wet days totalling 11.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Sousse is October–April.
Based on KAIROUAN, TS (51.4km), 1995–2024. 17 years of June data.