Koh Tao Weather in March
March in Koh Tao averages 30°C (86°F) during the day and 27°C (81°F) at night. Quite a bit of rainfall is typical this month, with around 87 mm (3.4 in) on average. An umbrella is a good idea.
Rainfall in Koh Tao in March
You can expect rain on roughly 5 days based on historical data, averaging 87 mm (3.4 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.
Temperature in Koh Tao in March
March in Koh Tao sees highs of 30°C (86°F) and lows of 27°C (81°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Koh Tao in March
The month enjoys around 240 hours of sunshine, creating mostly sunny days with good weather conditions.Should you favor a climate that's both dry and comfortably warm, January and February typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 March
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
16%
Precipitation
87 mm (3.4 in)
Rainy days
5 days
Humidity
82% *
Sunshine
240 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Koh Tao typically stay consistent throughout March, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in March
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Koh Tao in March
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 March
Based on weather observations in Koh Tao between 1982 and 2026, these are the recorded extremes during March.
- The hottest March day on record in Koh Tao reached 39°C (102°F) (March 7, 2015).
- The coldest March day was on March 14, 1982, with a maximum of 25°C (77°F).
- The lowest overnight temperature recorded in March was 21°C (70°F) (March 4, 1992).
Best Places in Thailand in March
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Koh Tao in March
Warm weather calls for comfortable, breathable clothing in March. 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Koh Tao in March
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.
