May 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

What is the temperature in May in Tamarindo?

In Tamarindo, Costa Rica, in May, the average high-temperature is 32°C (89.6°F), and the average low-temperature is 24°C (75.2°F).

How many days does it rain in May in Tamarindo?

In Tamarindo, during May, the rain falls for 17 days and regularly aggregates up to 233mm (9.2") 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. For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the sea water temperature in May in Tamarindo?

In Tamarindo, the average seawater temperature in May is 29°C (84.2°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 months with the highest UV index in Tamarindo?

Months with the highest UV index in Tamarindo, Costa Rica, are February through October, with an average UV index of 12.

What is the average UV index in May in Tamarindo?

The average UV index in May in Tamarindo, Costa Rica, is 12.
Average temperature in May - Tamarindo, Costa Rica
  • Average high temperature in May: 32°C

Warmest months (with the highest average high temperature) are February, March and April (33°C).
The month with the lowest average high temperature is September (30°C).

  • Average low temperature in May: 24°C

Months with the highest average low temperature are April and May (24°C).
The coldest month (with the lowest average low temperature) is December (22°C).

Average rainfall in May - Tamarindo, Costa Rica
  • Average rainfall in May: 233mm

The wettest month (with the highest rainfall) is October (362mm).
The driest month (with the lowest rainfall) is February (2mm).

Average rainfall days in May - Tamarindo, Costa Rica
  • Average rainfall days in May: 17 days

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 in May - Tamarindo, Costa Rica
  • Average sea temperature in May: 29°C

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 in May / Average sunshine in May - Tamarindo, Costa Rica
  • Average daylight in May: 12.6h

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

  • Average sunshine in May: 7h

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 in May - Tamarindo, Costa Rica
  • Average UV index in May: 12

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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