January in Welland averages a daily high of 0.3°C with nights around -7.6°C. Expect roughly 14.2 wet days totalling 60.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Welland is May–September.
Based on WELLAND PELHAM, ON CA (7.1km), 1995–2024. 19 years of January data.