Quirino is a province of the Philippines located in the Cagayan Valley region in Luzon. Its capital is Cabarroguis and was named after Elpidio Quirino, the sixth President of the Philippines. The province borders Aurora to the southeast, Nueva Vizcaya to the west, and Isabela to the north. Quirino used to be part of the province of Nueva Vizcaya, until it was separated in 1966.
The Sierra Madre mountain range provides a natural barrier on the eastern and southern border of the province and the Mamparang Range on the western part. The province is generally mountainous, with about 80 percent of the total land area covered by mountains and highlands.
The province has a mean annual temperature of 26.6 degree Celsius. Warmest month is May and the least dry months are March to August while the rest of the year is neither too dry nor too wet. Rainy days occur from September to November.
Agriculture is the main industry in Cagayan Valley, together with rice and corn as major crops. These supply the demand of neighboring provinces and the metropolis. Banana as well as banana chips are major products sold in Metro Manila and Pampanga. Small scale industries like furniture making, basketry, rattan craft, and dried flower production are prevalent.