If you're walking the Camino de Finisterre trail, expect it to be cool and often rainy. The path often has cloudy weather and rain, especially in places like Santiago de Compostela, Negreira, and Fisterra. In Olveiroa, the rain is usually lighter.
The usual daytime temperatures are around 11-12°C. At night, it can get as cool as 3-6°C. Fisterra, for example, is often the coldest spot.
There's a lot of rain on this route. Most days, you can expect around 5-7 millimeters of rain, especially in Corcubión which has the highest rainfall. The sun does come out, but it's not very common.
In short, walking the Camino de Finisterre means dealing with a lot of wet, chilly weather, and less sunshine.
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