Chiang Mai vs Vancouver in September

Vancouver is the better pick in September — 80 vs 54 on SeasonMap's comfort score. Vancouver is nice, soaked, clean air, while Chiang Mai is sweltering, soaked, very humid.

Chiang Mai vs VancouverSeptember climate, side by side

Chiang MaiVancouver
Comfort score54/100 (D)80/100 (A)
Feels-like high36°C20°C
Avg high / low30° / 23°20° / 13°
Rainfall237 mm170 mm
Rainy days2311
Humidity87%76%
Air quality (AQI)5346

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

Chiang Mai vs Vancouver in September — FAQ

Is September better in Chiang Mai or Vancouver?
Vancouver is the better pick in September — 80 vs 54 on SeasonMap's comfort score. Vancouver is nice, soaked, clean air, while Chiang Mai is sweltering, soaked, very humid.
What is the weather like in Chiang Mai vs Vancouver in September?
In September, Chiang Mai averages 30°C high / 23°C low with about 237 mm of rain; Vancouver averages 20°C high / 13°C low with about 170 mm.