Dadra and Nagar Haveli are two unconnected regions separated by the industrial township of Vapi in Gujarat. Nagar Haveli is the larger of the two comprising the town of Silvassa. Silvassa is the capital of Dadra and Nagar Haveli.
Dadra and Nagar Haveli share its border with Gujarat to the north, Maharashtra to the south, and is close to the western coast of India.
Being near the coast, Dadra and Nagar Haveli has a typical north Indian Ocean maritime climate. The summers are hot and humid with temperatures reaching as high as 39 °C in the month of May. The monsoon starts in the month of June and extends until September.