January in Pamplona averages a daily high of 9.5°C with nights around 2.4°C. Expect roughly 12.4 wet days totalling 98.7mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Pamplona is May–October.
Based on PAMPLONA OBSERVATORIO, SP (0.6km), 1995–2024. 29 years of January data.