July in Huntsville averages a daily high of 32.4°C with nights around 21.5°C. Expect roughly 11.1 wet days totalling 121.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Huntsville is April–May.
Based on HUNTSVILLE INTNL AIRPORT, AL US (20.7km), 1995–2024. 30 years of July data.