Hernani is located in the northern part of Spain, within the Basque Country’s Gipuzkoa province. It lies just a few kilometers inland from the Bay of Biscay and is approximately 10 kilometers southeast of the larger and more well-known city of San Sebastián, making it an excellent base for exploring both inland and coastal areas. Hernani is also surrounded by beautiful rolling hills and the foothills of the Pyrenees, providing stunning natural backdrops. The Urumea River flows through the town, adding to its scenic charm.
The climate in Hernani is mild and temperate, characteristic of the coastal Atlantic region. Summers are warm, with average temperatures ranging between 20°C and 25°C, while winters are cool but not harsh, with temperatures typically between 8°C and 12°C. Rainfall is fairly evenly distributed throughout the year, though the wetter months tend to be from October to January. The best time to visit Hernani is from May to September when the weather is ideal for outdoor activities, sightseeing, and enjoying the nearby beaches.
Hernani’s geographic location, close to both natural parks and the coastline, makes it a great destination for nature lovers and outdoor enthusiasts. Its proximity to San Sebastián also means that visitors can enjoy both the peaceful ambiance of a smaller town and the amenities of a larger city without traveling far.