December · Mexico
Best time to visit Mexico City in December Weather, crowds & prices
Weather in Mexico City in December
Average temperature 11°C, 10 mm of rain, about 17 days with 6+ hours of sunshine and 65% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
8.7/10
Ranked #7 of 12 months
- Avg temp
- 11°C
- Rainfall
- 10 mm
- Humidity
- 65%
- Days with 6h+ sun
- 17
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
December in Mexico City scores 8.7/10 for sightseeing and cultural travel - ranked #7 of 12. Expect around 11°C, 10 mm of rain, and roughly 17 days with 6+ hours of sunshine this month.
Mexico City layers Aztec ruins, colonial churches, and modern museums across a highland basin.
December in Mexico City — one of the year's strongest windows (7th)
Expect 11°C (52°F) in December. A good month for city streets, viewpoints and long meals; leave swimming for another season.
At just 10 mm for the month, rain will not shape your plans; you get about 17 days with 6+ hours of sunshine and 10.8 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Mexico City at 8.7/10 (7th of 12), just behind March at 9.9/10.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in.
Expect mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Mexico City in December?
- In December, Mexico City averages 11°C, 10 mm of rain, and about 17 days with 6+ hours of sunshine. Its climate-comfort score is 8.7/10.
- Is December a good time to visit Mexico City?
- December earns a 8.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Mexico City in December?
- Expect about 10 mm of rain in December. Average humidity is 65% and there are about 17 days with 6+ hours of sunshine.
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