Tamarindo weather in August 2025

Expect 88°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Tamarindo in August. Check more long-term weather averages for Tamarindo in August before you book your next holiday to Costa Rica in 2025/2026.

  • 88°F maximum daytime temperature in August in Tamarindo88
    88°F max day temperature
  • 5 hours of sunshine per day
  • 21 days with some rainfall in August in Tamarindo21
    21 days with some rainfall
  • 73°F minimum night-time temperature in August in Tamarindo73
    73°F min night temperature
  • 12 hours of daylight per day in August in Tamarindo12
    12 hours of daylight per day
  • Very high heat & humidity in August in TamarindoVH
    Very High heat & humidity
  • 10.0 inches monthly rainfall in August in Tamarindo10.0
    10.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Tamarindo11
    11+ (Extreme) UV index
  • 84°F sea temperature in August in Tamarindo84
    84°F sea temperature

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The August weather guide for Costa Rica (Tamarindo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Tamarindo in August?

Daytime temperatures usually reach 88°F in Tamarindo in August with very high heat and humidity, falling to 73°F at night.

How sunny is it in Tamarindo in August?

There are normally 5 hours of bright sunshine each day in Tamarindo in August - that's 43% of daylight hours.

How warm is the sea around Tamarindo in August?

The average sea temperature around Tamarindo in August is 84°F.

Does it rain in Tamarindo in August?

There are usually 21 days with some rain in Tamarindo in August and the average monthly rainfall is 10.0 inches.

Tamarindo August sunrise & sunset times

Browse the sunrise and sunset times for Tamarindo in August 2025. Select a month to view Tamarindo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:33 18:07
Saturday, 16th August 2025 05:34 18:01
Sunday, 31st August 2025 05:34 17:53

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