September · Thailand
Best time to visit Chiang Mai in SeptemberWeather, crowds & prices
September score
4.0/10
Ranked #12 of 12 months
- Avg temp
- 24°C
- Rainfall
- 366 mm
- Humidity
- 90%
- Sunny days
- 14
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Chiang Mai scores 4.0/10 for sightseeing and cultural travel - ranked #12 of 12. Expect around 24°C, 366 mm of rain, and roughly 14 sunny days this month.
Temple mountains, night markets, and cooler northern air shine January through March.
Frequently asked
- What is the weather like in Chiang Mai in September?
- In September, Chiang Mai averages 24°C, 366 mm of rain, and about 14 sunny days. Its climate-comfort score is 4.0/10.
- Is September a good time to visit Chiang Mai?
- September earns a 4.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Chiang Mai in September?
- Expect about 366 mm of rain in September. Average humidity is 90% and there are about 14 sunny days.
Curated in Chiang Mai
Tickets & experiences
Things to do in Chiang Mai
Chiang Mai, Thailand. Live activities and tours from GetYourGuide, matched to this destination.