If you're planning to walk the Camino Vasco del Interior in February, be ready for varying weather. The path starts from the Basque region, goes through Castile, and ends in León. Weather is not too extreme in February.
In the Basque area, expect a lot of rain. It's usually not too cold, temperatures are between 6 - 11 degrees Celsius. The further you go from the Basque area, the less it rains.
When you get to Castile and León, the weather can vary. Here, you might experience light rain, ice rain, or even some snow, especially if you're near mountains. It's colder here, usually between 0 - 9 degrees Celsius. However, sun may appear from time to time and make it warmer.
To sum up, if you're walking the Camino Vasco del Interior in February, expect some rain, possibly snow, and varying temperatures from the mild Basque region to the colder Castile and León.
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