April in Blois averages a daily high of 16.2°C with nights around 6.1°C. Expect roughly 10.4 wet days totalling 49.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Blois is May–September.
Based on TOURS, FR (48.2km), 1995–2024. 30 years of April data.