January in Mendip averages a daily high of 8.7°C with nights around 1.7°C. Expect roughly 15 wet days totalling 66.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Mendip is June–September.
Based on YEOVILTON, UK (25.7km), 1995–2024. 29 years of January data.