Weather in Puerto Viejo in August: climate, rain and sea

Weather in Puerto Viejo in August

Puerto Viejo weather is famously changeable — these are rough long-term averages, and conditions can shift several times in a single day. Treat them as a guide, not a guarantee.


August at a glance

Temperature28°C / 23°C
Rain~320 mm, rainy spells, warm
SeaSome surf, warm, ~28°C
CrowdsModerate, tapering off late month

What August tends to be like

August stays warm and green, with rainy spells rolling through and the jungle at its most dramatic. Bright breaks still come between the showers, usually in the mornings.

The surf can be good and the landscape is lush and alive. August sits just before the calm September veranillo, so late in the month you sometimes get a hint of the clearer weather ahead.



How much does it rain?

August averages around 320 mm. Expect warm days with regular showers and occasional heavier bursts, usually broken up by bright spells rather than raining all day.

When the rain comes, you have plenty of options:

  • Take a cacao and chocolate tour
  • Explore a lush, dramatic Cahuita National Park
  • Visit a Bribri Indigenous community

Crowds, prices and events

Early August still sees some summer-holiday travellers. Their numbers taper off later in the month, back toward quieter, lower-priced green-season conditions.


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Is August a good time to visit?

Yes, for green-season travellers. You get warm, lush weather and good value, with bright mornings and the calmer veranillo just around the corner. Pack for showers.


Key takeaways

August is warm, green and atmospheric, with rainy spells and good surf, just before the September veranillo. Plan around the bright mornings and pack a rain jacket; it is a lush, good-value month on the coast.


See the full month-by-month weather guide →

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