The weather in Pais Vasco in September is very hot. The average temperatures are between 23°C and 25°C, drinking water regularly is advisable.
As it is almost never rain during September in Pais Vasco the weather is perfect for hanging out outside and exploring all that Pais Vasco has to offer.
Our weather forecast can give you a great sense of what weather to expect in Pais Vasco in September 2025.
If you’re planning to visit Pais Vasco in the near future, we highly recommend that you review the 14 day weather forecast for Pais Vasco before you arrive.