Ko Samui weather in October 2021

Get the latest coronavirus (COVID-19) updates for Thailand with current travel advice, statistics and online resources.

  • 30°C maximum daytime temperature in October in Ko Samui30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 20 days with some rainfall in October in Ko Samui20
    20 days with some rainfall
  • 23°C minimum night-time temperature in October in Ko Samui23
    23°C min night temperature
  • 12 hours of daylight per day in October in Ko Samui12
    12 hours of daylight per day
  • High heat & humidity in October in Ko SamuiH
    High heat & humidity
  • 275 mm monthly rainfall in October in Ko Samui275
    275 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Ko Samui11
    11+ (Extreme) UV index
  • 29°C sea temperature in October in Ko Samui29
    29°C sea temperature

Recommended for Thailand

  • Top deals & discounts
  • Ko Samui weather overview
  • Ko Samui climate averages by month
  • More destinations
  • Best time to go to Ko Samui
  • Ko Samui 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The October weather guide for Ko Samui, Thailand shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Save on holidays to Thailand with top TUI deals
  • Low deposits & free kids places available
  • FREE amends & overseas medical assistance with COVID cover

TUITUI deal finder

How hot is it in Ko Samui in October?

Daytime temperatures usually reach 30°C in Ko Samui in October with high heat and humidity, falling to 23°C at night.

How sunny is it in Ko Samui in October?

There are normally 6 hours of bright sunshine each day in Ko Samui in October - that's 48% of daylight hours.

How warm is the sea around Ko Samui in October?

The average sea temperature around Ko Samui in October is 29°C.

Does it rain in Ko Samui in October?

There are usually 20 days with some rain in Ko Samui in October and the average monthly rainfall is 275mm.

What is the chance of a typhoon in Ko Samui in October?

On average less than 1 day in October in Ko Samui is likely to be affected by the passage of one or more tropical storms.

Ko Samui sunrise & sunset times for October 2021

Browse the sunrise & sunset times for Ko Samui in October 2021. Select a month to view Ko Samui sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st October 2021 06:08 18:10
Saturday, 16th October 2021 06:08 18:03
Sunday, 31st October 2021 06:10 17:57
  • Save on holidays to Thailand with top TUI deals
  • Low deposits & free kids places available
  • FREE amends & overseas medical assistance with COVID cover

TUITUI deal finder

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about Thailand

Where is hot in Thailand in October for 2021/2022?

Below are average maximum temperatures at popular destinations in Thailand in October. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.