Northern Zone of Costa Rica includes Monteverde, Arenal, Ciuadad Quesada, and the northern part of Alajuela and Heredia Provinces).

January through April are the driest months, March until April decreased rain is experienced, the rest of the year, relative humidity levels average 85% and rain arrives as needed. Monteverde can be very windy during the dry season. Lake Arenol is world famous famous lake for windsurfers Dec through March when they also hold many compaetitions.

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