The Northern Region is world-famous for the Arenal Volcano, its Mountain Range of Tilarán, the Monteverde Cloud Forests and Caño Negro Wildlife Refuge. From January to the end of April the temperature in the lowlands of this region reaches 30ºC, making the area appropriate for travel. The Northern Zone has rainfall levels between 100 mm and 400 mm during the driest months of March and April. The maximum temperature in some parts is 32ºC and the minimum temperature in the highlands goes down to 12ºC. The humidity ranges between 82 and 89%. January, February, March and April show the sunniest days in this region.
Costa Rica Northern Region:
National parks, wildlife refuges, nature reserves and attractions