July in Langenhagen averages a daily high of 23.9°C with nights around 13.3°C. Expect roughly 13.4 wet days totalling 70.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Langenhagen is May–September.
Based on HANNOVER, GM (4.4km), 1995–2024. 30 years of July data.