Halong Bay · WinterMonth summary
Halong Bay weather in December
✅ Good
🌡️ Temperature min / max
16°C – 22°C
🌧 Rainy days
15% of days
☀️ Sunshine
8.5h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
November (8.2/10)
Quick decision
Should you visit Halong Bay in December?
✅ Good
✅ Yes if: you want to explore cultural sites and local food.
❌ No if: you need guaranteed sunshine for photos or outdoor activities.
Our take: Halong Bay in December: 22°C and 8.5h of sunshine. Decent, but not the peak.
By trip type
Halong Bay in December by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in December
🎯 Quiet uncrowded beaches — ideal for coastal walks Even in winter, Halong Bay enjoys 22°C. A real asset for escaping the European cold. Rain risk remains low (15% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if November (8.2/10) remains theoretically better.
Browse by month
All months for Halong Bay
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 16°C | 20°C | 28% | 1.5 | 6.7h | 7.2/10 |
| 🌤️ February | 16°C | 21°C | 29% | 1.7 | 5.3h | 7.2/10 |
| 🌤️ March | 19°C | 24°C | 34% | 1.4 | 6.0h | 7.4/10 |
| 🌤️ April | 22°C | 26°C | 41% | 2.7 | 9.2h | 7.7/10 |
| ⛅ May | 25°C | 29°C | 63% | 5.8 | 10.8h | 7.3/10 |
| ⛅ June | 27°C | 31°C | 77% | 8.8 | 10.5h | 7.0/10 |
| ⛅ July | 27°C | 31°C | 80% | 10.4 | 11.0h | 7.0/10 |
| 🌧️ August | 26°C | 30°C | 87% | 14.3 | 9.2h | 6.3/10 |
| ⛅ September | 26°C | 30°C | 72% | 10.4 | 10.5h | 7.1/10 |
| 🌤️ October | 23°C | 28°C | 38% | 4.8 | 10.5h | 8.0/10 |
| 🌤️ November | 20°C | 26°C | 25% | 1.3 | 10.0h | 8.2/10 |
| 🌤️ December | 16°C | 22°C | 15% | 0.6 | 8.5h | 7.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Halong Bay averages 22°C, 15% rainy days and 8.5h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
December vs November (best month)
The best month is November (score 8.2/10). Difference:
- 🌡️ Max temperature : +4°C
- 🌧 Rainy days : +10%
- ☀️ Sunshine : +1.5h/day
FAQ
FAQ — Halong Bay in December
Is December a good time to visit Halong Bay?
December is an excellent time to visit Halong Bay (score 7.8/10). With 22°C, 8.5h of sunshine and 15% rain, conditions are very favourable.
What to do in Halong Bay in December?
With 22°C max and 8.5h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
Find a place to stay in Halong Bay
Find places to stay in Halong Bay in December
Search on Hotels.com
Activities & tours
Activities and tours in Halong Bay
Guided tours, skip-the-line tickets and local experiences.
Browse activities on GetYourGuide
Flights
Find a flight to Halong Bay
Compare flights from all airlines.
Search flights
←
Explore also
Similar destinations in December
Macau
Orlando🌍 Top destinations
Other top destinations in December
Maputo
Tanzania
Agadir
Canary IslandsWeather rankings
Compare destinations by weather
Best in EuropeGuides & comparisons