July in Dagenham averages a daily high of 24.1°C with nights around 14.2°C. Expect roughly 10.6 wet days totalling 46mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Dagenham is May–September.
Based on HEATHROW, UK (21.1km), 1995–2024. 30 years of July data.