San Cristóbal de las Casas in December: weather, rain (27%) and should you go? [2026]

Month summary

San Cristóbal de las Casas weather in December

✅ Good

🌡️ Temperature min / max

10°C – 18°C

🌧 Rainy days

27% of days

☀️ Sunshine

10.7h per day on average

🌊 🌊 Season

Winter

⭐ ⭐ Weather score

7.3/10

📅 📅 Best month

March (7.9/10)

Quick decision

Should you visit San Cristóbal de las Casas in December?

✅ Good

✅ Yes if: you want to explore the city on foot without suffering from heat.

❌ No if: you're looking for a beach destination — water and air are still cool.

🌧 Rain : ███░░░░░░░ 27%

🌡 Temperature : ████░░░░░░ 18°C

☀️ Sunshine : ████████░░ 10.7h/d

Our take: December is a good time to visit San Cristóbal de las Casas. March remains slightly better (+0.6 pts).

By trip type

San Cristóbal de las Casas in December by trip type

🏙️ 🏙️ City break / culture : ✅ Good
🚶 🚶 Outdoor activities : ⚠️ Possible
🏖️ Beach / swimming : — No sea access
💰 💰 Budget : 🌿 Shoulder

Local context

What to expect in December

🎯 Peak cultural season — museums and sites accessible in good weather conditions In December, San Cristóbal de las Casas sees 18°C during the day with 10.7h of sunshine per day. Expect rain on 27% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. March (7.9/10) is significantly better if possible.

Browse by month

All months for San Cristóbal de las Casas

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Annual table

Month-by-month comparison

Month	Min °C	Max °C	Rain %	Precip mm	Sun h/d	Score
🌤️ January	9°C	19°C	21%	0.8	10.8h	7.5/10
🌤️ February	10°C	20°C	21%	0.8	11.0h	7.7/10
🌤️ March	11°C	22°C	31%	1.1	11.5h	7.9/10
🌤️ April	11°C	22°C	47%	2.4	12.0h	7.5/10
🌧️ May	12°C	22°C	74%	6.9	12.0h	7.1/10
🌧️ June	13°C	19°C	89%	14.2	9.9h	4.4/10
🌧️ July	12°C	20°C	72%	7.5	11.7h	7.0/10
🌧️ August	12°C	20°C	81%	11.6	11.0h	5.9/10
🌧️ September	12°C	19°C	89%	13.7	9.8h	4.5/10
🌧️ October	12°C	19°C	73%	7.2	10.5h	6.0/10
🌦️ November	11°C	19°C	49%	2.8	10.8h	7.1/10
🌤️ December	10°C	18°C	27%	1.0	10.7h	7.3/10

Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years

📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, San Cristóbal de las Casas averages 18°C, 27% rainy days and 10.7h of sunshine per day. Overall weather score: 7.3/10. See methodology →

Comparison

December vs March (best month)

The best month is March (score 7.9/10). Difference:

🌡️ Max temperature : +4°C
🌧 Rainy days : +4%
☀️ Sunshine : +0.8h/day

FAQ

FAQ — San Cristóbal de las Casas in December

Is December a good time to visit San Cristóbal de las Casas?

December is an acceptable time for San Cristóbal de las Casas (score 7.3/10). Conditions are decent but not optimal — consider March (7.9/10) if possible.

What to do in San Cristóbal de las Casas in December?

With 18°C max and 10.7h of sunshine, focus on cultural sites, museums and local gastronomy.

Accommodation