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Nagano in January

Average high

3.7°C

Average low

not recorded

Rainfall

45.8mm

11.2 wet days

Comfort score

out of 100

January in Nagano averages a daily high of 3.7°C. Expect roughly 11.2 wet days totalling 45.8mm. A hard month to visit for comfort alone.

Across the year, the best time to visit Nagano is May–June.

Based on NAGANO, JA (2.4km), 1995–2024. 23 years of January data.