December · Mexico
Best time to visit Tulum in December Weather, crowds & prices
Weather in Tulum in December
Average temperature 25°C, 70 mm of rain, about 12 days with 6+ hours of sunshine and 83% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
7.4/10
Ranked #8 of 12 months
- Avg temp
- 25°C
- Rainfall
- 70 mm
- Humidity
- 83%
- Days with 6h+ sun
- 12
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
December in Tulum scores 7.4/10 for beach and coastal travel - ranked #8 of 12. Expect around 25°C, 70 mm of rain, and roughly 12 days with 6+ hours of sunshine this month.
Cliff ruins and cenote swims peak in the dry winter months of January through March.
December in Tulum: strong conditions, 8th of 12
With 25°C (77°F) on average, December delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
Budget for roughly 70 mm of rain this month — a flexible day or two helps — with about 12 days with 6+ hours of sunshine and 10.8 hours of daylight to work around it.
That is 7.4/10 on the same scale — 8th of 12 months, versus 9.6/10 for the best month here.
Pack light clothing, swimwear and real sun protection, a packable rain layer.
Budget for mid-season pricing, and crowds are moderate.
If your dates are flexible, May is materially better in Tulum — 2.2 points higher on the same scale.
Frequently asked
- What is the weather like in Tulum in December?
- In December, Tulum averages 25°C, 70 mm of rain, and about 12 days with 6+ hours of sunshine. Its climate-comfort score is 7.4/10.
- Is December a good time to visit Tulum?
- December earns a 7.4/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Tulum in December?
- Expect about 70 mm of rain in December. Average humidity is 83% and there are about 12 days with 6+ hours of sunshine.
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