Bangkok Weather in October
Planning a trip to Bangkok in October? Here's what the weather is really like as monsoon season starts to wind down and the shoulder-season window opens up.
October in Bangkok is a transition month. Highs sit in the mid-80s to low 90s°F, lows range from the low to upper 70s, and the humidity is still there but starting to ease as the city slowly creeps toward the drier season. Rain averages 15–17 days for the month, with the majority arriving toward the start of October — by the end of the month, things dial back.
Monsoon is still in effect, some flooding is possible, and the Chao Phraya River can swell (though Bangkok itself is well protected — river flooding tends to affect outlying areas). It's genuinely a shoulder-season-ish month, sitting just before November brings the cool, drier season and the tourist crowds that come with it. Meteorologist Ian Schwartz breaks down what to expect.
At a glance
What's covered
- Highs, lows, and easing humidity
- Why rain concentrates at the start of the month
- Monsoon winding down
- Flooding possibilities and how the city itself is protected
- Why October is a shoulder-season sweet spot before November
Jump to a moment
Bangkok in October FAQ
What is the weather like in Bangkok in October?
A transition month. Highs sit in the mid-80s to low 90s°F, lows range from the low to upper 70s, and humidity is still there but starting to ease. Rain averages 15–17 days for the month, but the majority arrives toward the start of October — by the end, things dial back significantly.
Does Bangkok flood in October?
The Chao Phraya River can swell, especially early in the month when monsoon rains are still active. Bangkok itself is well protected — the city has extensive flood defenses. River flooding tends to affect outlying areas, not central Bangkok.
Is October a good time to visit Bangkok?
If you time it right, yes. Early October is still solidly monsoon; late October is nearly there — a shoulder-season sweet spot before November brings the cool-dry season and the tourist crowds. Prices haven't spiked yet, weather is starting to cooperate. A genuine window.