Tamarindo weather in August
August in Tamarindo: hot, soaked, with clean air — a gamble, with 27 rainy days.
#11 of 12 months in Tamarindo · #716 of 897 destinations to visit in August · comfort 64/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
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Tamarindo climate normals — August
| Daytime high | 30°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Rainfall | 332 mm / 13.1 in | ⛈ soaked |
| Rainy days | 27 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 12.5 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 27 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tamarindo in August — FAQ
- Is August a good time to visit Tamarindo?
- August in Tamarindo: hot, soaked, with clean air — a gamble, with 27 rainy days. It ranks #11 of 12 months for Tamarindo on SeasonMap's comfort score (64/100).
- What is the weather like in Tamarindo in August?
- In August, Tamarindo averages a daily high of 29.5°C and a low of 25.2°C, with about 331.9 mm of rain over roughly 26.8 rainy days.
- What is the air quality in Tamarindo in August?
- Tamarindo has a mean US Air Quality Index of about 27 in August.