Koh Tao Weather in October
Koh Tao in October averages 29°C (84°F) during the day and 26°C (79°F) at night. This is the wettest month of the year.
Rainfall in Koh Tao in October
As part of the rainy season, Koh Tao sees around 20 days of rain in October, with an average of 311 mm (12 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Koh Tao in October
Daytime temperatures in Koh Tao reach 29°C (84°F) in October, dropping to 26°C (79°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Koh Tao in October
The city usually sees around 146 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).If you prefer dry days with pleasant temperatures, October may not be the ideal month to visit Koh Tao. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Koh Tao's climate page.
Koh Tao Temperature in October
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
66%
Precipitation
311 mm (12 in)
Rainy days
20 days
Humidity
86% *
Sunshine
146 hours *
Percentage Sunshine
*
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Koh Tao typically stay consistent throughout October, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in October
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Koh Tao in October
Browse day-by-day weather records for Koh Tao spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Koh Tao historical weather extremes in October
Based on 39 years of weather observations in Koh Tao between 1986 and 2025, these are the recorded extremes.
- The hottest October day on record in Koh Tao reached 37°C (99°F) (October 19, 1988).
- Koh Tao experienced its chilliest October day on October 17, 1993, reaching only 25°C (77°F).
- The lowest overnight temperature recorded in October was 21°C (70°F) (October 22, 2022).
Best Places in Thailand in October
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in October →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Koh Tao in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Koh Tao in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Koh Tao's climate page.
Temperature Rainfall Sunshine Humidity
See the full Koh Tao climate overview or explore weather in Thailand.
