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San Cristóbal de las Casas, Mexico · Temperate

San Cristóbal de las Casas in May: go or not?

Good time. San Cristóbal de las Casas in May gets 7.3/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 16.74°N · 92.64°W
⚡ This month's verdict
Go for it
San Cristóbal de las Casas · May
7.3
12–22°
Temperature
41%
Rain
5h
Sun
🏛️ Heritage🌦️ Moderate rain
Photo : Alexis Quiroz via Unsplash
The month in detail

What to expect in May

Spring marks the start of the good season in San Cristóbal de las Casas. Temperatures rise (72°F) and tourists have not yet arrived en masse. Expect rain on 41% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. March (8.1/10) is significantly better if possible.

May ranks 6 out of 12 months in San Cristóbal de las Casas. Compared to April: 20 pts more rainy days, −0.6h of sun per day.

This month's conditions

What it's like in May

UV index
10 · very high
protection essential
Feels like
comfortable
12°
Daylight
12.8h of daylight
Air quality
fair
AQI 56
Compare

Is May the right month?

The best month in San Cristóbal de las Casas is March (8.1/10), 0.8 pt higher than May.

See March →See all 12 months →
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Plan your trip

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

🎟️ Activities & tours · San Cristóbal de las Casas

GetYourGuide selection · free cancellation

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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 · 61%

🏛️ City break

📅Tourist peak seasonJune → August
☔Indoor sights ⓘYear-round
🚇Public transportGood
Location

Where is San Cristóbal de las Casas ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Mexico
Temperate climate with a 8.1 → 4.2 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?
March is the best month with 72°F highs, 52°F lows, 6.6h of sunshine and 13.0% rainy days. The months of March & February offer comparable conditions.
How many hours of sunshine does San Cristóbal de las Casas get in March?
San Cristóbal de las Casas averages 6.6 sunshine hours per day in March. It is the sunniest month with a climate score of 7.6/10.
What is the rainiest month in San Cristóbal de las Casas?
June is the most unfavourable month with June 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 March?
In March, overnight lows reach 52°F, while afternoon highs average 72°F.
Is San Cristóbal de las Casas good in winter?
In winter (December-February), San Cristóbal de las Casas scores 7.3/10 on average — Acceptable conditions for cultural visits.. The best month overall remains March with a score of 7.6/10.
When should you avoid San Cristóbal de las Casas?
June is the most difficult month to visit San Cristóbal de las Casas, with June 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 May?
The average UV index reaches 10 in May in San Cristóbal de las Casas (very high), with about 12.8h of daylight. Protection essential.