May in Lüneburg averages a daily high of 19.4°C with nights around 7.7°C. Expect roughly 12.2 wet days totalling 54.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Lüneburg is May–September.
Based on WENDISCH EVERN, GM (5.5km), 1995–2024. 25 years of May data.