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

In September, Bangkok averages 33°C high / 26°C low with about 254 mm of rain; Ko Phi Phi averages 28°C high / 26°C low with about 309 mm.

Bangkok vs Ko Phi Phi in September

Ko Phi Phi is the better pick in September — 60 vs 46 on SeasonMap's comfort score. Ko Phi Phi is hot, soaked, clean air, while Bangkok is sweltering, soaked, muggy air.

Bangkok vs Ko Phi Phi — September climate, side by side

	Bangkok	Ko Phi Phi
Comfort score	46/100 (F)	60/100 (C)
Feels-like high	39°C	32°C
Avg high / low	33° / 26°	28° / 26°
Rainfall	254 mm	309 mm
Rainy days	26	24
Humidity	82%	82%
Air quality (AQI)	60	32

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

Bangkok vs Ko Phi Phi in September — FAQ

Is September better in Bangkok or Ko Phi Phi?: Ko Phi Phi is the better pick in September — 60 vs 46 on SeasonMap's comfort score. Ko Phi Phi is hot, soaked, clean air, while Bangkok is sweltering, soaked, muggy air.
What is the weather like in Bangkok vs Ko Phi Phi in September?: In September, Bangkok averages 33°C high / 26°C low with about 254 mm of rain; Ko Phi Phi averages 28°C high / 26°C low with about 309 mm.