December in Komatsu averages a daily high of 10.4°C. Expect roughly 24.6 wet days totalling 325.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Komatsu is May–June.
Based on KANAZAWA, JA (25.8km), 1995–2024. 19 years of December data.