July in Waldorf averages a daily high of 31.6°C with nights around 20.8°C. Expect roughly 10.4 wet days totalling 137.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Waldorf is September–October.
Based on OXON HILL, MD US (19.6km), 1995–2024. 18 years of July data.