March in Chikuma averages a daily high of 10.2°C. Expect roughly 10.2 wet days totalling 56.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Chikuma is May–June.
Based on NAGANO, JA (18.4km), 1995–2024. 21 years of March data.