March in Katanawa averages a daily high of 15.1°C. Expect roughly 11.2 wet days totalling 103.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Katanawa is April–May.
Based on FUKUOKA, JA (7.9km), 1995–2024. 22 years of March data.