San Cristóbal de las Casas Weather in December 2026: what to expect (7.4/10)

The month in detail

What to expect in December

In December, San Cristóbal de las Casas sees 18.0°F during the day with 6.1h of sunshine per day. Expect rain on 27.0% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. February (7.8/10) is significantly better if possible.

December ranks 5 out of 12 months in San Cristóbal de las Casas. Compared to November: −2°F daytime, 22 pts fewer rainy days.

This month's conditions

What it's like in December

UV index

6 · high

sunscreen and hat advised

Feels like

dry air

9°

Daylight

11.0h of daylight

Air quality

good

AQI 25

Compare

Is December the right month?

The best month in San Cristóbal de las Casas is February (7.8/10), 0.4 pt higher than December.

See February →See all 12 months →

Context

Our verdict

San Cristóbal de las Casas, colonial town of the Chiapas in southern Mexico in the Maya highlands : 220,000 inhabitants at 7,200 ft altitude.

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

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Stay

Hotels & rentals · San Cristóbal de las Casas

Expedia →

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Activities

Tours, tickets, experiences

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Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · San Cristóbal de las Casas

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide

Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a city break.

Country · Mexico

🗣️LanguageSpanish

💶CurrencyMexican Peso ($)

🚗DrivingRight-hand

🛡️Safety ⓘVery safe · 1/5

💰Cost of living ⓘCheap · 2/5

🌡️ Climate

🌍Climate typeTemperate

📈Climate trend ⓘStable

🔥Hottest monthMarch · 72°F

❄️Coolest monthDecember · 64°F

🌧️Rainiest month ⓘJune · 89%

🏛️ City break

📅Tourist peak seasonJune → August

☔Indoor sights ⓘYear-round

🚇Public transportGood

Explore

Other destinations in December

If December doesn't convince you for this destination, compare with others.

Similar climate

Nearby

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Location

Where is San Cristóbal de las Casas ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Mexico

Temperate climate with a 7.8 → 1.2 gap between best and worst month. 10 years of ERA5 data to choose by project.

16.74°N · 92.64°W

Questions

Frequently asked questions

What is the best time to visit San Cristóbal de las Casas?

February is the best month with 68°F highs, 50°F lows, 7.1h of sunshine and 21.0% rainy days. The months of February & March offer comparable conditions.

How many hours of sunshine does San Cristóbal de las Casas get in February?

San Cristóbal de las Casas averages 7.1 sunshine hours per day in February. It is the sunniest month with a climate score of 7.3/10.

What is the rainiest month in San Cristóbal de las Casas?

September is the most unfavourable month with September has the lowest climate score of the year and the lowest climate score of the year.

What are the temperatures at night in San Cristóbal de las Casas in February?

In February, overnight lows reach 50°F, while afternoon highs average 68°F.

Is San Cristóbal de las Casas good in winter?

In winter (December-February), San Cristóbal de las Casas scores 7.1/10 on average — Acceptable conditions for cultural visits.. The best month overall remains February with a score of 7.3/10.

When should you avoid San Cristóbal de las Casas?

September is the most difficult month to visit San Cristóbal de las Casas, with September has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Do you need sun protection in San Cristóbal de las Casas in December?

The average UV index reaches 6 in December in San Cristóbal de las Casas (high), with about 11.0h of daylight. Sunscreen and hat advised.