May in Wanning averages a daily high of 32.7°C with nights around 24.9°C. Expect roughly 13.6 wet days totalling 230.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Wanning is November–March.
Based on QIONGHAI, CH (49km), 1995–2024. 30 years of May data.