January in Wellingborough averages a daily high of 8.1°C with nights around 1.7°C. Expect roughly 14.7 wet days totalling 47.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Wellingborough is May–September.
Based on CAMBRIDGE B. GDNS, UK (57.5km), 1995–2024. 22 years of January data.