June in Medan averages a daily high of 32.6°C with nights around 24.4°C. Expect roughly 6.3 wet days totalling 99.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Medan is December–July.
Based on POLONIA, ID (2.9km), 1995–2024. 16 years of June data.