The Municipality of Isabela has a D-type climate with an evenly distributed rainfall and temperature throughout the year. There is no period during the year that can be called dry or rainy season. The area is situated outside the typhoon belt and the rains and winds are never destructive. Agrculture is the main source of livelihood of the people of Isabela. There are few industries operating in Isabela and all are agro-based.
Copra trading is the leading commercial activity in the municipality.
Coconuts are planted almost throughout the year. Mineral deposits of gold, manganese, iron, ore, copper and coal are also found in Basilan. Points of interest Historical Malawi Island. The gateway to Basilan. There, the parola of the lighthouse guides ships and vintas to the channel.