San Cristóbal de las Casas weather in October

October in San Cristóbal de las Casas: nice, soaked, with clean air — fine if you can take 18 rainy days.
#9 of 12 months in San Cristóbal de las Casas · #479 of 897 destinations to visit in October · comfort 77/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on San Cristóbal de las Casas in October
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San Cristóbal de las Casas climate normals — October
| Daytime high | 21°C / 70°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 56°F | |
| Rainfall | 271 mm / 10.7 in | ⛈ soaked |
| Rainy days | 18 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 14°C / 56°F | |
| Sunshine | 9.3 h/day | |
| Daylight | 11.8 h | |
| Wind | 7 km/h / 4 mph | |
| Air quality (US AQI) | 26 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is San Cristóbal de las Casas?
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San Cristóbal de las Casas in October — FAQ
- Is October a good time to visit San Cristóbal de las Casas?
- October in San Cristóbal de las Casas: nice, soaked, with clean air — fine if you can take 18 rainy days. It ranks #9 of 12 months for San Cristóbal de las Casas on SeasonMap's comfort score (77/100).
- What is the weather like in San Cristóbal de las Casas in October?
- In October, San Cristóbal de las Casas averages a daily high of 20.9°C and a low of 13.5°C, with about 271.2 mm of rain over roughly 18.4 rainy days.
- What is the air quality in San Cristóbal de las Casas in October?
- San Cristóbal de las Casas has a mean US Air Quality Index of about 26 in October.