Koh Lanta · SummerMonth summary
Koh Lanta weather in August
✅ Good
🌡️ Temperature min / max
79°F – 84°F
🌧 Rainy days
82% of days
☀️ Sunshine
10.6h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
7.1/10
📅 📅 Best month
February (7.8/10)
Quick decision
Should you visit Koh Lanta in August?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: Favourable conditions in August (7.1/10). February scores higher but the gap is small.
By trip type
Koh Lanta in August by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in August
Summer in Koh Lanta brings pleasant temperatures (29°F) and long sunny days (10.6h of sunshine). With 82% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. February (7.8/10) is significantly better if possible.
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All months for Koh Lanta
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 77°F | 88°F | 36% | 0.1in | 11.0h | 7.7/10 |
| ☀️ February | 77°F | 90°F | 23% | 0.0in | 11.1h | 7.8/10 |
| 🌤️ March | 79°F | 90°F | 33% | 0.1in | 11.2h | 7.6/10 |
| ⛅ April | 79°F | 88°F | 69% | 0.2in | 11.2h | 7.1/10 |
| 🌦️ May | 79°F | 86°F | 87% | 0.3in | 10.1h | 7.0/10 |
| ⛅ June | 79°F | 86°F | 76% | 0.3in | 10.5h | 7.1/10 |
| ⛅ July | 79°F | 86°F | 73% | 0.3in | 10.4h | 7.1/10 |
| ⛅ August | 79°F | 84°F | 82% | 0.3in | 10.6h | 7.1/10 |
| ⛅ September | 79°F | 84°F | 84% | 0.4in | 10.2h | 7.0/10 |
| 🌧️ October | 77°F | 84°F | 87% | 0.4in | 9.4h | 7.0/10 |
| 🌧️ November | 77°F | 84°F | 86% | 0.3in | 9.1h | 7.0/10 |
| 🌤️ December | 77°F | 86°F | 51% | 0.2in | 11.0h | 7.4/10 |
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 August, Koh Lanta averages 84°F, 82% rainy days and 10.6h of sunshine per day. Overall weather score: 7.1/10.
See methodology →
Comparison
August vs February (best month)
The best month is February (score 7.8/10). Difference:
- 🌡️ Max temperature : +3°F
- 🌧 Rainy days : -59%
- ☀️ Sunshine : +0.5h/day
FAQ
FAQ — Koh Lanta in August
Is August a good time to visit Koh Lanta?
August is an acceptable time for Koh Lanta (score 7.1/10). Conditions are decent but not optimal — consider February (7.8/10) if possible.
Does it rain a lot in Koh Lanta in August?
Yes, 82% of days see rain in August. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Koh Lanta
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