March in Sousse averages a daily high of 21.9°C with nights around 9.9°C. Expect roughly 6 wet days totalling 32.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Sousse is October–April.
Based on KAIROUAN, TS (51.4km), 1995–2024. 16 years of March data.