July in Guelma averages a daily high of 37°C with nights around 18.7°C. Rain is rare — about 1.5 wet days and 3.5mm across the month. Generally workable, with some weather to plan around.
Across the year, the best time to visit Guelma is March–May.
Based on GUELMA, AG (3.7km), 1995–2024. 15 years of July data.