Montañita weather in September
September in Montañita: warm, dry, with clean air — an excellent time to visit.
#3 of 12 months in Montañita · #138 of 897 destinations to visit in September · comfort 91/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Montañita in September
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Montañita climate normals — September
| Daytime high | 27°C / 80°F | 🌤 warm |
|---|---|---|
| Nighttime low | 20°C / 68°F | |
| Rainfall | 7 mm / 0.3 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 9.7 h/day | |
| Daylight | 12.1 h | |
| Wind | 17 km/h / 10 mph | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Montañita in September — FAQ
- Is September a good time to visit Montañita?
- September in Montañita: warm, dry, with clean air — an excellent time to visit. It ranks #3 of 12 months for Montañita on SeasonMap's comfort score (91/100).
- What is the weather like in Montañita in September?
- In September, Montañita averages a daily high of 26.6°C and a low of 20.1°C, with about 7 mm of rain over roughly 2.4 rainy days.
- What is the air quality in Montañita in September?
- Montañita has a mean US Air Quality Index of about 39 in September.