March in Jena averages a daily high of 10.7°C with nights around 1.4°C. Expect roughly 12.9 wet days totalling 40mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Jena is May–September.
Based on JENA STERNWARTE, GM (0.5km), 1995–2024. 30 years of March data.