Tamarindo weather in May
May in Tamarindo: hot, soaked, with clean air — fine if you can take 24 rainy days.
#8 of 12 months in Tamarindo · #722 of 897 destinations to visit in May · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
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Tamarindo climate normals — May
| Daytime high | 31°C / 88°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Rainfall | 271 mm / 10.7 in | ⛈ soaked |
| Rainy days | 24 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 8.8 h/day | |
| Daylight | 12.6 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tamarindo in May — FAQ
- Is May a good time to visit Tamarindo?
- May in Tamarindo: hot, soaked, with clean air — fine if you can take 24 rainy days. It ranks #8 of 12 months for Tamarindo on SeasonMap's comfort score (70/100).
- What is the weather like in Tamarindo in May?
- In May, Tamarindo averages a daily high of 31.1°C and a low of 25.9°C, with about 270.6 mm of rain over roughly 23.6 rainy days.
- What is the air quality in Tamarindo in May?
- Tamarindo has a mean US Air Quality Index of about 36 in May.