From May 18th to 21th, 2017

General Review

The weekend will continue the rainy season pattern in the national territory. The Intertropical Convergence Zone will be located over the country, providing more moisture from the oceans and higher atmospheric instability. Therefore, there will be showers and thunderstorms in the coming days, being strong in the mountain ranges and lowlands both North Zone and the Caribbean.

In addition, the passage of a tropical wave through Central America between Friday and Saturday would be reinforcing rainfall on the days mentioned, during the afternoon and evening periods. It should be remembered that the tropical waves are characteristic phenomena of the rainy season and its steps on Costa Rica are frequent.


Mornings: Partly cloudy and warm envoriment.

Afternoons: Showers and thunderstorm mainly in the mountain ranges and places near the Central Valley, North Zone, Caribbean and North Pacific. On the Pacific coast scattered rainfall but can be intense. On the coast of Limon possibility of occasional rain.
Nights: Overcast in most of the country. Isolated rains of moderate to weak intensity in the first hours the Central Valley and mountains of the Pacific. For the North Zone and Caribbean isolated showers in the first hours.

Temperature extremes in climatic regions of the country




Central Valley 30 16
North Pacific 34 17
Central Pacific 33 16
South Pacific 33 16
Caribbean 30 20
North Zone 32 18


Weather Trend for the week of May 22th to 28th:

For this period, it is estimated that the rainy conditions persist in the country. This is due to the presence of weak trade winds and the influence of local conditions of high humidity warming in most of the national territory in the morning.