What is the weather like in Chiang Mai vs Luang Namtha in September?

In September, Chiang Mai averages 33°C high / 24°C low with about 232 mm of rain; Luang Namtha averages 32°C high / 22°C low with about 200 mm.

Chiang Mai vs Luang Namtha in September

Luang Namtha is the better pick in September — 53 vs 49 on SeasonMap's comfort score. Luang Namtha is sweltering, soaked, clean air, while Chiang Mai is sweltering, soaked, muggy air.

Chiang Mai vs Luang Namtha — September climate, side by side

	🇹🇭 Chiang Mai	🇱🇦 Luang Namtha
Comfort score	49/100 (F)	53/100 (D)
Feels-like high	39°C	38°C
Avg high / low	33° / 24°	32° / 22°
Rainfall	232 mm	200 mm
Rainy days	23	22
Humidity	86%	87%
Air quality (AQI)	53	30

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Chiang Mai vs Luang Namtha in September — FAQ

Is September better in Chiang Mai or Luang Namtha?: Luang Namtha is the better pick in September — 53 vs 49 on SeasonMap's comfort score. Luang Namtha is sweltering, soaked, clean air, while Chiang Mai is sweltering, soaked, muggy air.
What is the weather like in Chiang Mai vs Luang Namtha in September?: In September, Chiang Mai averages 33°C high / 24°C low with about 232 mm of rain; Luang Namtha averages 32°C high / 22°C low with about 200 mm.