August in Longnan averages a daily high of 30.8°C with nights around 20.7°C. Expect roughly 10.6 wet days totalling 83.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Longnan is March–May.
Based on WUDU, CH (0.2km), 1995–2024. 24 years of August data.