Koh Samui weather in November 2026

Expect daytime maximum temperatures of 29°C in Koh Samui, Thailand in November and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 463 mm of rainfall in the month.

  • 29°C maximum daytime temperature in November in Koh Samui29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in November in Koh Samui19
    19 days with some rainfall
  • 23°C minimum night-time temperature in November in Koh Samui23
    23°C min night temperature
  • 12 hours of daylight per day in November in Koh Samui12
    12 hours of daylight per day
  • High heat & humidity in November in Koh SamuiH
    High heat & humidity
  • 463 mm monthly rainfall in November in Koh Samui463
    463 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in November in Koh Samui11
    11 (Extreme) UV index
  • 28°C sea temperature in November in Koh Samui28
    28°C sea temperature

More about Koh Samui

Koh Samui by month

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

Recommended for Thailand

Travelsphere: up to £800 off worldwide holidays

  • Save up to £800 per couple on selected worldwide tours
  • Plus save up to £300 per couple on European tours
  • Book tours online in Travelsphere New Year sale
Go to Travelsphere deal >>

Expires at 23:59 on Saturday 28th Feb 2026 · View all Travelsphere offers

The November weather guide for Thailand (Koh Samui) 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.

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

Back to top

More about Thailand

How hot is it in Koh Samui in November?

Daytime temperatures usually reach 32°C in Koh Samui in November with high heat and humidity, falling to 23°C at night.

How sunny is it in Koh Samui in November?

There are normally 8 hours of bright sunshine each day in Koh Samui in November - that's 67% of daylight hours.

Does it rain in Koh Samui in November?

There are usually 6 days with some rain in Koh Samui in November and the average monthly rainfall is 49mm.

Koh Samui November sunrise & sunset times

Browse the sunrise and sunset times for Koh Samui in November 2026. Select a month to view Koh Samui sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st November 2026 06:10 17:57
Sunday, 15th November 2026 06:13 17:55
Monday, 30th November 2026 06:20 17:57

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^