June in Jianguang averages a daily high of 30°C with nights around 23.3°C. Expect roughly 15.7 wet days totalling 355.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Jianguang is October–November.
Based on NANCHANG, CH (47km), 1995–2024. 23 years of June data.