Cancun Weather in December
December marks the return of Cancun's dry season with warm days, calm seas and holiday festivity. It's one of the most popular and expensive months, especially around Christmas and New Year.
Yes — excellent weather and festive atmosphere, but peak pricing especially after Dec 20. Early December offers better value with nearly identical weather.
Perfect beach weather — warm but not extreme.
Excellent for swimming and water activities.
Dry season conditions return.
Use these December numbers as a practical guide, not a guarantee. Coastal areas, downtown and inland areas can differ on the same day.
| Weather metric | Typical December value | What it means |
|---|---|---|
| Daytime temp | ~28°C | Warm and comfortable. |
| Nighttime temp | ~21°C | Pleasant; light layer for evening. |
| Sea temperature | ~26°C | Warm Caribbean. |
| Rainfall | low | Dry season returns. |
| Humidity | moderate | Comfortable. |
December in Cancun is best understood through four moments of the day — morning, midday, beach time and evening.
Perfect for beach or excursions.
Comfortable for all activities.
Calm seas and warm water.
May want light layer after sunset.
The best December base depends on what matters most to you — beach access, snorkeling, nightlife, culture or budget.
The main strip with beaches, nightlife and all-inclusive resorts.
Local markets, street food and authentic Mexican atmosphere.
Quiet reef village ideal for snorkeling and relaxation.
Boutique hotels, 5th Avenue and easy ferry to Cozumel.
Relaxed island with gorgeous beaches, quick ferry ride.
Clifftop ruins, cenotes and eco-chic hotels 2 hrs south.
This simple tool matches December weather with your travel style to suggest the best area and hotel type.
What matters most?
How important is swimming?
This simple tool matches December weather with your travel style to suggest the best area and hotel type.
Packing for December should match the reality: daytime heat, humidity levels, beach conditions and any rain risk.
In December the type of hotel matters — it shapes your daily comfort, flexibility and overall experience.
Dry season makes beachfront stays reliably enjoyable.
View all-inclusive resorts →This helps visitors decide whether to travel now or shift their dates slightly.
Start with hotels matched to December conditions — filtered by type, area and traveler reviews.
Excellent weather, but one of the most expensive months.
Yes — significantly. Prices spike around Dec 20.
Warm (~28°C), sunny and dry — perfect escape from winter.