January in Ichinoseki averages a daily high of 4.8°C. Expect roughly 7.7 wet days totalling 43mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Ichinoseki is May–June.
Based on OFUNATO, JA (53.1km), 1995–2024. 27 years of January data.