March in Blois averages a daily high of 13°C with nights around 4.3°C. Expect roughly 11.8 wet days totalling 51.2mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Blois is May–September.
Based on TOURS, FR (48.2km), 1995–2024. 30 years of March data.