August in Asahikawa averages a daily high of 26.3°C. Expect roughly 13.1 wet days totalling 165.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Asahikawa is May–September.
Based on ASAHIKAWA, JA (0.4km), 1995–2024. 21 years of August data.