August in Takamatsu averages a daily high of 33.2°C. Expect roughly 8.4 wet days totalling 102.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Takamatsu is April–June.
Based on TAKAMATSU, JA (1.8km), 1995–2024. 21 years of August data.