Average monthly temperatures

Costa Rica has a hot tropical climate with only a small variation in temperature anually, typically there are both wet and dry seasons, however even during the wet season, showers often arrive in the form of short and heavy downpours usually separated by extended periods of sunshine.
The best time to visit is between December and March when sunshine and temperatures are at there best and rainfall is lowest.
The hottest month of the year is April with an average daily maximum of 36 C and an average low of 23 C.
The coolest month of the year is October with an average daily maximum of 31 C and an average low of 23 C.

Sunshine and rainfall

The driest month is January with 0 mm of rainfall and 31 perfect sunny days. The wettest month is October with 125 mm of rain over 5 days.

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