Cancún in December
December in Cancún brings highs around 84°F (29°C), lows near 68°F and about 8 rainy days. The sun sets around 6:08 pm. The sea is about 81°F (27°C). It's one of the most comfortable months for sightseeing.
Photo: Luka Peternel, CC BY-SA 4.0
What December is good for in Cancún
Each activity rated for December's weather and sea.
Great now SnorkelingGreat in December
Great now Scuba divingGreat in December
Great now Boat toursGreat in December
Great now Catamaran toursGreat in December
Great now Sunset cruisesGreat in December
Helicopter toursGood in December
Zipline toursGood in December
Day tripsGood in December
ATV toursGood in December
Food toursGood in December
Private toursGood in December
Cooking classesAny month
December next to November and January
| Month | November | December | January |
|---|---|---|---|
| High | 86°F (30°C) | 84°F (29°C) | 83°F (29°C) |
| Low | 71°F (22°C) | 68°F (20°C) | 67°F (19°C) |
| Rainy days | 9 | 8 | 6 |
| Sea | 83°F | 81°F | 80°F |
| Sunset | 6:06 pm | 6:08 pm | 6:26 pm |
| Daylight | 11 h 08 min | 10 h 51 min | 10 h 59 min |
Averages for Cancún, 1991–2020; sunrise and sunset on the 15th. Cancún water temperature by month.
Tours in Cancún
Guided tour to Chichén Itzá from CANCÚN.From $24View 
Waverunner in Cancun without TransportationFrom $80View 
Cancun speedboat and snorkel tour: shared speedboatFrom $56View
Tours from Viator. Good Outing may earn a commission when you book, at no cost to you.
Questions
Is December a good time to visit Cancún?
It's one of the most comfortable months for sightseeing. The most comfortable months overall are January, February, March and December.
How hot is Cancún in December?
Average highs are about 84°F (29°C) and lows about 68°F (20°C).
Does it rain much in Cancún in December?
December averages 8 rainy days, against 15 in the wettest month.
How warm is the sea in Cancún in December?
About 81°F (27°C). Warm enough for long swims and snorkeling.
