March in Ljubljana averages a daily high of 12.1°C with nights around 2.1°C. Expect roughly 9.4 wet days totalling 84mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Ljubljana is May–September.
Based on LJUBLJANA BEZIGRAD, SI (1.9km), 1995–2024. 28 years of March data.