What is the weather like in Chiang Mai vs Vancouver in September?

In September, Chiang Mai averages 33°C high / 24°C low with about 232 mm of rain; Vancouver averages 19°C high / 12°C low with about 77 mm.

Chiang Mai vs Vancouver in September

Vancouver is the better pick in September — 82 vs 49 on SeasonMap's comfort score. Vancouver is nice, a little rain, clean air, while Chiang Mai is sweltering, soaked, muggy air.

Chiang Mai vs Vancouver — September climate, side by side

	🇹🇭 Chiang Mai	🇨🇦 Vancouver
Comfort score	49/100 (F)	82/100 (A)
Feels-like high	39°C	19°C
Avg high / low	33° / 24°	19° / 12°
Rainfall	232 mm	77 mm
Rainy days	23	8
Humidity	86%	80%
Air quality (AQI)	53	46

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

Month by month

Chiang Mai vs Vancouver in September — FAQ

Is September better in Chiang Mai or Vancouver?: Vancouver is the better pick in September — 82 vs 49 on SeasonMap's comfort score. Vancouver is nice, a little rain, clean air, while Chiang Mai is sweltering, soaked, muggy air.
What is the weather like in Chiang Mai vs Vancouver in September?: In September, Chiang Mai averages 33°C high / 24°C low with about 232 mm of rain; Vancouver averages 19°C high / 12°C low with about 77 mm.