Sayulita weather in September
September in Sayulita: hot, soaked, with clean air — fine if you can take 26 rainy days.
#12 of 12 months in Sayulita · #641 of 897 destinations to visit in September · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Sayulita in September
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Sayulita climate normals — September
| Daytime high | 30°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Rainfall | 243 mm / 9.6 in | ⛈ soaked |
| Rainy days | 26 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 25°C / 76°F | |
| Sunshine | 9.1 h/day | |
| Daylight | 12.3 h | |
| Wind | 9 km/h / 6 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Sayulita in September — FAQ
- Is September a good time to visit Sayulita?
- September in Sayulita: hot, soaked, with clean air — fine if you can take 26 rainy days. It ranks #12 of 12 months for Sayulita on SeasonMap's comfort score (72/100).
- What is the weather like in Sayulita in September?
- In September, Sayulita averages a daily high of 29.6°C and a low of 25.7°C, with about 243 mm of rain over roughly 26 rainy days.
- What is the air quality in Sayulita in September?
- Sayulita has a mean US Air Quality Index of about 34 in September.