Weather in Costa Rica in August

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temperature
Temp

28° C

average

rain
Rain

83 mm

per month

sun
Sun

29 %

chance

humidity
Humidity

75 %

average

Average daily temperatures

Days are usually hot with balmy evenings, so visitors should pack light and cool clothing. The average daily maximum is 33 C and the average daily minimum is 23 C.

Sunshine and rainfall

There is a 29% chance of a perfect sunny day and a 71% chance of seeing a mixture of sunshine and clouds with an average 83mm of rainfall this month.

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