July in Gunungsitoli averages a daily high of 31°C with nights around 20.8°C. Expect roughly 10 wet days totalling 107.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Gunungsitoli is August–January.
Based on BINAKA, ID (17km), 1995–2024. 18 years of July data.