July in Delmenhorst averages a daily high of 23.6°C with nights around 12.8°C. Expect roughly 14.1 wet days totalling 73.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Delmenhorst is May–September.
Based on BREMEN SEEFAHRTSCHULE, GM (11.7km), 1995–2024. 30 years of July data.