If you're planning to walk the Camino Sanabrés in May, the weather will likely be cool to warm, with temperatures usually between 17°C and 21°C during the day and 6°C to 10°C at night. The weather will generally get warmer as you go along your walk.
This route goes through Castile and León and Galicia. In Castile and León, the weather is usually dry with occasional light rain and often sunny or partly cloudy. When you get to Galicia, be prepared for more rain.
On your walk, you'll have days that are sunny, cloudy, and overcast. As you get closer to Santiago, there will probably be more heavy rain. But you'll also have days that are sunny and partly cloudy.
To sum up, the temperature will slowly increase, and there will be a higher chance of rain the further you walk the Camino Sanabrés in May.
Would you like me to add a new feature to the app? Or did you notice that something isn't working the way it should? Please Let me know!