July in Gimpo-si averages a daily high of 27.9°C with nights around 21.3°C. Expect roughly 15.6 wet days totalling 357.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Gimpo-si is May–June.
Based on INCHEON, KS (18.8km), 1995–2024. 18 years of July data.