Manuel Antonio weather in March
March in Manuel Antonio: warm, rainy, with clean air — fine if you can take 23 rainy days.
#2 of 12 months in Manuel Antonio · #205 of 897 destinations to visit in March · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Manuel Antonio in March
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Manuel Antonio climate normals — March
| Daytime high | 28°C / 82°F | 🌤 warm |
|---|---|---|
| Nighttime low | 23°C / 73°F | |
| Rainfall | 123 mm / 4.8 in | 🌧 rainy |
| Rainy days | 23 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 12.1 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Manuel Antonio in March — FAQ
- Is March a good time to visit Manuel Antonio?
- March in Manuel Antonio: warm, rainy, with clean air — fine if you can take 23 rainy days. It ranks #2 of 12 months for Manuel Antonio on SeasonMap's comfort score (86/100).
- What is the weather like in Manuel Antonio in March?
- In March, Manuel Antonio averages a daily high of 27.9°C and a low of 23°C, with about 122.6 mm of rain over roughly 22.6 rainy days.
- What is the air quality in Manuel Antonio in March?
- Manuel Antonio has a mean US Air Quality Index of about 37 in March.