Monthly weather forecast and climate
Tamarindo, Costa Rica

A bird
A bird's eye view of the Coastal Tamarindo in Costa Rica with clear waters and white sandy beaches in view

How many days does it rain in Tamarindo?

In Tamarindo, during the entire year, the rain falls for 171 days and collects up to 1853mm (73") of precipitation.

What months are the sea coldest in Tamarindo?

Months with the coldest seawater in Tamarindo, Costa Rica, are January through March and December, with an average sea temperature of 27°C (80.6°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What are the warmest months in Tamarindo?

February through April, with an average high-temperature of 33°C (91.4°F), are warmest months.

What is the driest month in Tamarindo?

The month with the least rainfall in Tamarindo, Costa Rica, is February when the rain falls for 5 days and typically collects 2mm (0.1") of precipitation.

What months are the sea warmest in Tamarindo?

May and June, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Tamarindo. For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the coldest month in Tamarindo?

September is the coldest month, with an average high-temperature of 30°C (86°F) and an average low-temperature of 23°C (73.4°F).

What is the rainiest month in Tamarindo?

The month with the most rainfall is October when the rain falls for 21 days and typically aggregates up to 362mm (14.3") of precipitation.
Average rainfall - Tamarindo, Costa Rica
Average rainfall days - Tamarindo, Costa Rica

The month with the highest number of rainy days is September (23 days).
Months with the lowest number of rainy days are February and March (5 days).

Average sea temperature - Tamarindo, Costa Rica

Best months for swimming (with the highest average sea temperature) are May and June (29°C).
Coldest months (with the lowest average sea temperature) are January, February, March and December (27°C).

Average daylight / Average sunshine - Tamarindo, Costa Rica

Months with the longest days are June and July (Average daylight: 12.7h).
The month with shortest days is December (Average daylight: 11.5h).

Months with most sunshine are January, February, March and April (Average sunshine: 8h).
Months with least sunshine are June, August, September and October (Average sunshine: 5).

Average UV index - Tamarindo, Costa Rica

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).

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