March in Mostar averages a daily high of 15.8°C with nights around 6.2°C. Expect roughly 10.9 wet days totalling 134.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Mostar is April–May.
Based on MOSTAR, BK (1km), 1995–2024. 15 years of March data.