What is the weather like in Bangkok vs Ko Tao in September?

In September, Bangkok averages 33°C high / 26°C low with about 254 mm of rain; Ko Tao averages 27°C high / 26°C low with about 182 mm.

Bangkok vs Ko Tao in September

Ko Tao is the better pick in September — 70 vs 46 on SeasonMap's comfort score. Ko Tao is hot, soaked, clean air, while Bangkok is sweltering, soaked, muggy air.

Bangkok vs Ko Tao — September climate, side by side

	🇹🇭 Bangkok	🇹🇭 Ko Tao
Comfort score	46/100 (F)	70/100 (B)
Feels-like high	39°C	31°C
Avg high / low	33° / 26°	27° / 26°
Rainfall	254 mm	182 mm
Rainy days	26	22
Humidity	82%	81%
Air quality (AQI)	60	29

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

Month by month

Bangkok 🇹🇭 Thailandsweltering, soaked, muggy air · best December46
Ko Tao 🇹🇭 Thailandhot, soaked, clean air · best March70

Bangkok vs Ko Tao in September — FAQ

Is September better in Bangkok or Ko Tao?: Ko Tao is the better pick in September — 70 vs 46 on SeasonMap's comfort score. Ko Tao is hot, soaked, clean air, while Bangkok is sweltering, soaked, muggy air.
What is the weather like in Bangkok vs Ko Tao in September?: In September, Bangkok averages 33°C high / 26°C low with about 254 mm of rain; Ko Tao averages 27°C high / 26°C low with about 182 mm.