Koh Tao · WinterMonth summary
Koh Tao weather in December
✅ Good
🌡️ Temperature min / max
26°C – 27°C
🌧 Rainy days
44% of days
☀️ Sunshine
11.0h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
March (8.9/10)
Quick decision
Should you visit Koh Tao 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: Koh Tao in December: 27°C and 11.0h of sunshine. Decent, but not the peak.
By trip type
Koh Tao in December by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in December
🎯 Ideal beach temperature (27°C) — crowds still moderate Even in winter, Koh Tao enjoys 27°C. A real asset for escaping the European cold. Expect rain on 44% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if March (8.9/10) remains theoretically better.
Browse by month
All months for Koh Tao
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 25°C | 27°C | 28% | 3.2 | 11.0h | 8.3/10 |
| 🌤️ February | 26°C | 27°C | 30% | 1.9 | 11.0h | 8.3/10 |
| ☀️ March | 26°C | 28°C | 17% | 1.0 | 11.1h | 8.9/10 |
| 🌤️ April | 27°C | 29°C | 36% | 2.9 | 11.7h | 8.1/10 |
| ⛅ May | 27°C | 29°C | 69% | 5.0 | 11.4h | 7.3/10 |
| ⛅ June | 27°C | 29°C | 70% | 4.3 | 11.0h | 7.2/10 |
| ⛅ July | 26°C | 28°C | 71% | 4.7 | 10.1h | 7.3/10 |
| ⛅ August | 26°C | 28°C | 67% | 3.9 | 10.6h | 7.4/10 |
| ⛅ September | 26°C | 28°C | 75% | 6.0 | 9.7h | 7.2/10 |
| ⛅ October | 26°C | 28°C | 84% | 8.5 | 10.4h | 7.1/10 |
| ⛅ November | 26°C | 28°C | 73% | 9.1 | 10.5h | 7.2/10 |
| 🌤️ December | 26°C | 27°C | 44% | 5.2 | 11.0h | 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, Koh Tao averages 27°C, 44% rainy days and 11.0h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
December vs March (best month)
The best month is March (score 8.9/10). Difference:
- 🌡️ Max temperature : +1°C
- 🌧 Rainy days : -27%
- ☀️ Sunshine : +0.1h/day
FAQ
FAQ — Koh Tao in December
Is December a good time to visit Koh Tao?
December is an excellent time to visit Koh Tao (score 7.8/10). With 27°C, 11.0h of sunshine and 44% rain, conditions are very favourable.
What to do in Koh Tao in December?
With 27°C max and 11.0h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Koh Tao
Guided tours, skip-the-line tickets and local experiences.
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