January in North Bay averages a daily high of -7.2°C with nights around -16.6°C. Expect roughly 15.9 wet days totalling 60.5mm. A hard month to visit for comfort alone.
Across the year, the best time to visit North Bay is June–September.
Based on NORTH BAY A, ON CA (6.7km), 1995–2024. 18 years of January data.