January in Carlisle averages a daily high of 6.6°C with nights around 0.7°C. Expect roughly 18.4 wet days totalling 100.3mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Carlisle is June–September.
Based on NEWTON RIGG, UK (26.9km), 1995–2024. 27 years of January data.