Mexico City in December
In December, Mexico City averages 22°C (72°F) during the day and 6°C (43°F) at night, with only about 2 rainy days.
Peak seasonConditions are comfortable for sightseeing without being sweltering. Skies are generally dry and clear.
December is a great month to visit Mexico City: pleasant temperatures and relatively few wet days.
How December compares to the rest of the year in Mexico City
December is one of the coolest months in Mexico City (12th of 12) and one of the driest months (12th of 12). Daytime temperature runs 2°C below the annual average (24°C). December runs roughly the same as November (22°C) and stays flat into January.
December sunrise & sunset in Mexico City
Times shown for Mexico City local time (America/Mexico_City), calculated for the 15th of December. They shift by a few minutes day to day across the month.
Photography light in Mexico City — December
Golden-hour and blue-hour windows for the 15th of December, in Mexico City's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Mexico City in December
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Peak season) and Mexico City's popularity.
Crowds & pricing — December in Mexico City
Mexico City is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.
Why this tier: excellent tourism weather Christmas / New Year travel surge
Sun & mosquito risk — December in Mexico City
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Mexico City in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 22°C / 72°F | 6°C / 43°F | 8 mm | 2 | — |
| February | 24°C / 75°F | 7°C / 45°F | 5 mm | 2 | — |
| March | 26°C / 79°F | 9°C / 48°F | 13 mm | 3 | — |
| April | 27°C / 81°F | 11°C / 52°F | 23 mm | 5 | — |
| May | 27°C / 81°F | 12°C / 54°F | 53 mm | 9 | — |
| June | 25°C / 77°F | 13°C / 55°F | 119 mm | 16 | — |
| July | 23°C / 73°F | 12°C / 54°F | 175 mm | 19 | — |
| August | 23°C / 73°F | 12°C / 54°F | 173 mm | 18 | — |
| September | 23°C / 73°F | 12°C / 54°F | 156 mm | 18 | — |
| October | 23°C / 73°F | 10°C / 50°F | 51 mm | 9 | — |
| November | 22°C / 72°F | 8°C / 46°F | 13 mm | 3 | — |
| December | 22°C / 72°F | 6°C / 43°F | 8 mm | 2 | — |
Other cities with similar December weather
🌍 See the full ranked list of climate twins for Mexico City in December →
Frequently asked questions
How hot is Mexico City in December?
In December, Mexico City averages a high of 22°C (72°F) and a low of 6°C (43°F) — generally mild and pleasant.
Does it rain a lot in Mexico City in December?
December is generally dry in Mexico City, with about 2 rainy days on average.
Is December a good time to visit Mexico City?
December is mild and pleasant and mostly dry. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Mexico City in December?
Pack light layers for warm days and cooler evenings. See the full December packing list for Mexico City for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.