Best diving in December
24 destinations rated for diving in December. Water temperatures range from approximately 10°C to 28°C — pick a spot below and start planning.
Dive guides by destination
- Diving in the United Kingdom: 57 Sites From Wrecks to Seals
- Diving in Croatia: 68 Sites From Wrecks to Reefs
- Diving in Mexico: 51 Sites from Cenotes to Shark Dives
- Diving in Indonesia: 323 Sites, Mantas to Micro-critters
- 10 Best Diving Spots in South Africa
- 10 Best Diving Spots in Morocco
- Diving in Greece: 19 Sites from Caldera Walls to WWII Wrecks
- Diving in Egypt: 258 Sites From Wrecks to Hammerheads
- Diving in the Maldives: 156 Sites, Mantas & What to Know
- Diving in Thailand: 73 Sites from Whale Sharks to Shallow Reefs
- Diving in Spain: 91 Sites From Kelp Forests to Barracuda Walls
- 10 Best Diving Spots in Portugal
Common questions
- Is December a good month for diving?
- Yes — 24 destinations in the atlas rate December among their best months for diving. Water sits around 10–28°C. The strongest picks are ranked below by our best-month signal.
- Where is the best diving in December?
- Top-rated for December right now: "AQUANAUT", 3 Pools, 3 Rocks. See the full ranked list of 24 spots below, filtered to what's actually in season.
- What's the water temperature for diving in December?
- Across the ranked December spots, water runs roughly 10–28°C — see each spot page for its monthly climate detail.
- How are these December spots ranked?
- By a best-month signal from 5-year climate data (temperature, wind, swell and rain) per spot — data, not editorial opinion.