Chiang Mai · WinterMonth summary
Chiang Mai weather in January
✅ Good
🌡️ Temperature min / max
17°C – 28°C
🌧 Rainy days
13% of days
☀️ Sunshine
10.3h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
8.9/10
📅 📅 Best month
December (9.0/10)
Quick decision
Should you visit Chiang Mai in January?
✅ Good
✅ Yes if: you want to combine beach, sightseeing and hiking — versatile weather (28°C, little rain).
❌ No if: you want to avoid tourist crowds — this is the busiest period.
Our take: Favourable conditions in January (8.9/10). December scores higher but the gap is small.
By trip type
Chiang Mai in January by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in January
🎯 Peak cultural season — museums and sites accessible in good weather conditions Even in winter, Chiang Mai enjoys 28°C. A real asset for escaping the European cold. Rain risk remains low (13% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if December (9.0/10) remains theoretically better.
Browse by month
All months for Chiang Mai
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ☀️ January | 17°C | 28°C | 13% | 0.7 | 10.3h | 8.9/10 |
| ☀️ February | 18°C | 30°C | 6% | 0.9 | 10.7h | 8.6/10 |
| ☀️ March | 21°C | 34°C | 6% | 0.3 | 11.0h | 7.5/10 |
| 🥵 April | 24°C | 36°C | 22% | 1.9 | 11.1h | 6.9/10 |
| ⛅ May | 24°C | 33°C | 60% | 6.6 | 11.3h | 7.0/10 |
| 🌧️ June | 24°C | 31°C | 87% | 8.0 | 9.7h | 6.4/10 |
| 🌧️ July | 24°C | 30°C | 90% | 11.8 | 8.4h | 6.0/10 |
| 🌧️ August | 24°C | 30°C | 96% | 13.3 | 8.2h | 5.4/10 |
| 🌧️ September | 23°C | 30°C | 86% | 11.2 | 9.6h | 7.0/10 |
| 🌤️ October | 22°C | 30°C | 59% | 5.8 | 10.4h | 7.2/10 |
| 🌤️ November | 21°C | 29°C | 30% | 2.3 | 10.2h | 8.1/10 |
| ☀️ December | 18°C | 28°C | 10% | 0.8 | 10.1h | 9.0/10 |
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 January, Chiang Mai averages 28°C, 13% rainy days and 10.3h of sunshine per day. Overall weather score: 8.9/10.
See methodology →
Comparison
January vs December (best month)
The best month is December (score 9.0/10). Difference:
- 🌡️ Max temperature : +0°C
- 🌧 Rainy days : -3%
- ☀️ Sunshine : -0.2h/day
FAQ
FAQ — Chiang Mai in January
Is January a good time to visit Chiang Mai?
January is an excellent time to visit Chiang Mai (score 8.9/10). With 28°C, 10.3h of sunshine and 13% rain, conditions are very favourable.
What to do in Chiang Mai in January?
With 28°C and 10.3h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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