July in Roskilde averages a daily high of 21.5°C with nights around 15.2°C. Expect roughly 10.9 wet days totalling 53.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Roskilde is June–September.
Based on FALSTERBO, SW (54.9km), 1995–2024. 30 years of July data.