July in Miyakojima averages a daily high of 31.6°C. Expect roughly 11.2 wet days totalling 164.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Miyakojima is October–May.
Based on MIYAKO, JA (1.8km), 1995–2024. 16 years of July data.