Koh Chang · SpringMonth summary
Koh Chang weather in May
✅ Good
🌡️ Temperature min / max
75°F – 82°F
🌧 Rainy days
88% of days
☀️ Sunshine
10.0h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.1/10
📅 📅 Best month
December (8.8/10)
Quick decision
Should you visit Koh Chang in May?
✅ 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 May (7.1/10). December scores higher but the gap is small.
By trip type
Koh Chang in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in May
Spring marks the start of the good season in Koh Chang. Temperatures rise (28°F) and tourists have not yet arrived en masse. With 88% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. December (8.8/10) is significantly better if possible.
Browse by month
All months for Koh Chang
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 72°F | 82°F | 29% | 0.1in | 11.0h | 8.3/10 |
| 🌤️ February | 72°F | 82°F | 34% | 0.1in | 11.0h | 8.2/10 |
| 🌤️ March | 73°F | 82°F | 54% | 0.1in | 11.1h | 7.6/10 |
| 🌤️ April | 75°F | 84°F | 59% | 0.2in | 11.7h | 7.4/10 |
| 🌦️ May | 75°F | 82°F | 88% | 0.4in | 10.0h | 7.1/10 |
| 🌧️ June | 73°F | 81°F | 93% | 0.6in | 9.5h | 6.9/10 |
| 🌧️ July | 72°F | 79°F | 96% | 0.8in | 8.1h | 6.2/10 |
| 🌧️ August | 72°F | 79°F | 98% | 0.6in | 9.2h | 6.4/10 |
| 🌧️ September | 72°F | 79°F | 96% | 0.7in | 7.9h | 6.1/10 |
| 🌧️ October | 72°F | 81°F | 81% | 0.4in | 9.4h | 7.1/10 |
| 🌤️ November | 72°F | 82°F | 45% | 0.1in | 10.7h | 7.8/10 |
| ☀️ December | 72°F | 82°F | 16% | 0.0in | 10.9h | 8.8/10 |
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 May, Koh Chang averages 82°F, 88% rainy days and 10.0h of sunshine per day. Overall weather score: 7.1/10.
See methodology →
Comparison
May vs December (best month)
The best month is December (score 8.8/10). Difference:
- 🌡️ Max temperature : +0°F
- 🌧 Rainy days : -72%
- ☀️ Sunshine : +0.9h/day
FAQ
FAQ — Koh Chang in May
Is May a good time to visit Koh Chang?
May is an acceptable time for Koh Chang (score 7.1/10). Conditions are decent but not optimal — consider December (8.8/10) if possible.
Does it rain a lot in Koh Chang in May?
Yes, 88% of days see rain in May. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Koh Chang
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