San Cristóbal de las Casas weather in January
January in San Cristóbal de las Casas: nice, dry, with clean air — an excellent time to visit.
#4 of 12 months in San Cristóbal de las Casas · #40 of 897 destinations to visit in January · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on San Cristóbal de las Casas in January
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San Cristóbal de las Casas climate normals — January
| Daytime high | 21°C / 69°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Rainfall | 12 mm / 0.5 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 9°C / 48°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 11.3 h | |
| Wind | 9 km/h / 5 mph | |
| Air quality (US AQI) | 32 | 🍃 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 January — FAQ
- Is January a good time to visit San Cristóbal de las Casas?
- January in San Cristóbal de las Casas: nice, dry, with clean air — an excellent time to visit. It ranks #4 of 12 months for San Cristóbal de las Casas on SeasonMap's comfort score (92/100).
- What is the weather like in San Cristóbal de las Casas in January?
- In January, San Cristóbal de las Casas averages a daily high of 20.5°C and a low of 10.8°C, with about 12 mm of rain over roughly 4 rainy days.
- What is the air quality in San Cristóbal de las Casas in January?
- San Cristóbal de las Casas has a mean US Air Quality Index of about 32 in January.