August in Kagoshima averages a daily high of 32.8°C. Expect roughly 14.5 wet days totalling 234.3mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Kagoshima is April–May.
Based on KAGOSHIMA, JA (1.9km), 1995–2024. 20 years of August data.