March in Trnava averages a daily high of 10.3°C with nights around -0.3°C. Expect roughly 8.5 wet days totalling 26.8mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Trnava is April–September.
Based on PIESTANY, LO (32.2km), 1995–2024. 22 years of March data.