Beasain is situated in the province of Gipuzkoa, part of the Basque Country in northern Spain. It lies in a mountainous area surrounded by the verdant foothills of the Basque Mountains, specifically in the Oria Valley. While Beasain itself is inland, its central location offers easy access to major coastal cities, such as San Sebastián (40 km to the northeast), and Bilbao (90 km to the west). Both the coast and the Pyrenees mountains are within a short drive, making Beasain an ideal base for nature lovers.
The town enjoys a temperate oceanic climate, typical of northern Spain, with mild winters and warm summers. Rain is common throughout the year, especially in the fall and winter months, contributing to the lush green landscapes. The best time to visit is between late spring and early autumn when the weather is more stable and temperatures are pleasant, perfect for outdoor activities and enjoying the beautiful natural surroundings.
Geographical landmarks near Beasain include the Aizkorri-Aratz Natural Park, which is popular for hiking and nature exploration, and the Oria River, which runs through the town. The nearby mountains provide stunning vistas and opportunities for outdoor adventure, while the Basque coastline, with its beaches and seaside towns, is less than an hour away by car.