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Guanajuato, Mexico · Temperate

Guanajuato in December: go or not?

Excellent time. Guanajuato in December scores 8.5/10.

📅 Updated August 2026 🛰️ ERA5 · 10 years 📍 21.02°N · 101.26°W
⚡ This month's verdict
Go for it
Guanajuato · December
8.5
9–22°
Temperature
5%
Rain
8h
Sun
🏛️ Heritage🌧️ Moderate rain☔ Indoor sights
Photo : Marie Volkert via Unsplash
The month in detail

What to expect in December

Even in winter, Guanajuato enjoys 22.0°F. A real asset for escaping the European cold. Rain is virtually absent (5.0% of days) — ideal for planning without a backup. A good balance between weather and crowds, even if March (9.4/10) remains theoretically better.

December ranks 6 out of 12 months in Guanajuato. Compared to November: −4°F daytime.

This month's conditions

What it's like in December

UV index
6 · high
sunscreen and hat advised
Feels like
dry air
Daylight
10.7h of daylight
Air quality
good
AQI 32
Compare

Is December the right month?

The best month in Guanajuato is March (9.4/10), 0.9 pt higher than December.

See March →See all 12 months →
Context

Our verdict

Guanajuato, UNESCO colonial city embedded in a mining valley at 6,600 ft altitude. The dry season holds the tourism.

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.

🎟️ Activities & tours · Guanajuato

GetYourGuide selection · free cancellation

See all →
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 monthMay · 86°F
❄️Coolest monthJanuary · 72°F
🌧️Rainiest month July · 58%

🏛️ City break

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

Where is Guanajuato ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Mexico
Temperate climate with a 9.4 → 7.5 gap between best and worst month. 10 years of ERA5 data to choose by project.
21.02°N · 101.26°W
Questions

Frequently asked questions

What is the best time to visit Guanajuato?
March is the best month with 82°F highs, 54°F lows, 8.8h of sunshine and 4.0% rainy days. The months of March & April offer comparable conditions.
How many hours of sunshine does Guanajuato get in March?
Guanajuato averages 8.8 sunshine hours per day in March. It is the sunniest month with a climate score of 9.1/10.
What is the rainiest month in Guanajuato?
July is the most unfavourable month with July has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Guanajuato in March?
In March, overnight lows reach 54°F, while afternoon highs average 82°F.
Is Guanajuato good in winter?
In winter (December-February), Guanajuato scores 8.2/10 on average — Acceptable conditions for cultural visits.. The best month overall remains March with a score of 9.1/10.
When should you avoid Guanajuato?
July is the most difficult month to visit Guanajuato, with July 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 Guanajuato in December?
The average UV index reaches 6 in December in Guanajuato (high), with about 10.7h of daylight. Sunscreen and hat advised.