Mexico City Weather in December 2026: what to expect (8.4/10)

The month in detail

What to expect in December

Even in winter, Mexico City enjoys 22.0°F. A real asset for escaping the European cold. Rain is virtually absent (8.0% of days) — ideal for planning without a backup. A good balance between weather and crowds, even if March (8.9/10) remains theoretically better.

December ranks 4 out of 12 months in Mexico City. Compared to November: −2°F daytime, 7 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

5°

Daylight

10.8h of daylight

Air quality

fair

AQI 58

Compare

Is December the right month?

The best month in Mexico City is March (8.9/10), 0.5 pt higher than December.

See March →See all 12 months →

Context

Our verdict

Mexico City sits at 7,300 ft altitude: the altitude is felt in the first days (short of breath, less deep sleep). Mild climate year-round despite the tropical latitude.

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.

🏨

Stay

Hotels & rentals · Mexico City

Expedia →

🎟️

Activities

Tours, tickets, experiences

See ↓

✈️

Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · Mexico City

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 ⓘ+2.98°F/decade

🔥Hottest monthApril · 82°F

❄️Coolest monthJanuary · 72°F

🌧️Rainiest month ⓘAugust · 88%

🏛️ 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

San Miguel de AllendeMexico235 km

GuanajuatoMexico284 km

OaxacaMexico366 km

Puerto EscondidoMexico453 km

Other top picks

🗺️ See all 754 destinations on the map

Location

Where is Mexico City ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Mexico

Temperate climate with a 8.9 → 4.3 gap between best and worst month. 10 years of ERA5 data to choose by project.

19.43°N · 99.13°W

Questions

Frequently asked questions

What is the best time to visit Mexico City?

March is the best month with 81°F highs, 52°F lows, 8.5h of sunshine and 15.0% rainy days. The months of March & February offer comparable conditions.

How many hours of sunshine does Mexico City get in March?

Mexico City averages 8.5 sunshine hours per day in March. It is the sunniest month with a climate score of 8.5/10.

What is the rainiest month in Mexico City?

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 Mexico City in March?

In March, overnight lows reach 52°F, while afternoon highs average 81°F.

Is Mexico City good in winter?

In winter (December-February), Mexico City scores 8.1/10 on average — Acceptable conditions for cultural visits.. The best month overall remains March with a score of 8.5/10.

When should you avoid Mexico City?

July is the most difficult month to visit Mexico City, 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 Mexico City in December?

The average UV index reaches 6 in December in Mexico City (high), with about 10.8h of daylight. Sunscreen and hat advised.