August in Jaén averages a daily high of 33.7°C with nights around 21.4°C. Rain is rare — about 1.1 wet days and 9.2mm across the month. Generally workable, with some weather to plan around.
Across the year, the best time to visit Jaén is April–June.
Based on JAEN, SP (1.8km), 1995–2024. 30 years of August data.