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December in Ōtsu averages a daily high of 11.7°C. Expect roughly 8.3 wet days totalling 62.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Ōtsu is April–May.
Based on KYOTO, JA (12.3km), 1995–2024. 25 years of December data.
See all twelve months for Ōtsu →