Blenheim is the most populous town located in the Marlborough region of New Zealand's South Island. Situated in the northeastern part of the island, it serves as a primary hub for the surrounding area.
The town is situated within the Marlborough wine region, which is recognized as a central hub of the New Zealand wine industry. The area is characterized by one of the country's sunniest climates, featuring warm and relatively dry summers alongside cool, crisp winters.