Chiang Rai weather in October
October in Chiang Rai: warm, rainy, with clean air — a good time to visit.
#6 of 12 months in Chiang Rai · #684 of 897 destinations to visit in October · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Chiang Rai in October
No notes yet. Open Chiang Rai on the map to add the first one.
Chiang Rai climate normals — October
| Daytime high | 29°C / 84°F | 🌤 warm |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Rainfall | 142 mm / 5.6 in | 🌧 rainy |
| Rainy days | 17 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 22°C / 71°F | |
| Sunshine | 8.9 h/day | |
| Daylight | 11.7 h | |
| Wind | 7 km/h / 4 mph | |
| Air quality (US AQI) | 40 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Chiang Rai?
Loading map…
Chiang Rai in October — FAQ
- Is October a good time to visit Chiang Rai?
- October in Chiang Rai: warm, rainy, with clean air — a good time to visit. It ranks #6 of 12 months for Chiang Rai on SeasonMap's comfort score (68/100).
- What is the weather like in Chiang Rai in October?
- In October, Chiang Rai averages a daily high of 28.9°C and a low of 22°C, with about 141.5 mm of rain over roughly 16.6 rainy days.
- What is the air quality in Chiang Rai in October?
- Chiang Rai has a mean US Air Quality Index of about 40 in October.