Monthly climate guide
Koh Tao weather in March
Expect hot weather in Koh Tao in March: afternoons reach about 29°C (83°F), while nights drop to around 28°C (82°F). Around 107 mm of rain falls over the month (wet), and skies are a mix of sun and cloud. Daytime highs are about the same as February and about the same as April.
What stands out in March
- Nights stay warm, rarely below 28°C — air-conditioning helps.
- Humidity near 78% makes 29°C feel stickier than it sounds.
- There's little difference between day and night (around 1°C).
- It's one of the drier stretches of the year in Koh Tao.
Avg high
29°C
83°F
Avg low
28°C
82°F
Rainfall
107 mm
wet
Humidity
78%
relative
Sky
41%
cloud · a mix of sun and cloud
Koh Tao weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 27°C / 80°F | 169 mm | 78% | 59% |
| February | 28°C / 82°F | 27°C / 80°F | 36 mm | 78% | 42% |
| March | 29°C / 83°F | 28°C / 82°F | 107 mm | 78% | 41% |
| April | 30°C / 85°F | 29°C / 84°F | 116 mm | 77% | 63% |
| May | 30°C / 86°F | 29°C / 84°F | 201 mm | 77% | 83% |
| June | 30°C / 85°F | 29°C / 83°F | 236 mm | 80% | 89% |
| July | 29°C / 84°F | 28°C / 82°F | 243 mm | 80% | 91% |
| August | 29°C / 84°F | 28°C / 82°F | 234 mm | 81% | 89% |
| September | 29°C / 84°F | 28°C / 82°F | 273 mm | 81% | 89% |
| October | 29°C / 83°F | 28°C / 82°F | 237 mm | 80% | 84% |
| November | 29°C / 84°F | 28°C / 82°F | 282 mm | 80% | 78% |
| December | 28°C / 83°F | 27°C / 81°F | 234 mm | 78% | 70% |
What to pack for March
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is March a good time to visit Koh Tao?
Compare the months in the chart above to find your ideal window.
Best time to visit Koh Tao →Other Thailand cities in March
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Koh Tao weather in March. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/thailand/koh-tao/march
<a href="https://weathercompare.eu/weather/thailand/koh-tao/march">Koh Tao weather in March</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/thailand/koh-tao" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Koh Tao weather in March"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/thailand/koh-tao/march">Koh Tao weather in March</a> – WeatherCompare</p>
Koh Tao in March: quick answers
Is March a good time to visit Koh Tao?
Yes. March is one of the best months for Koh Tao, with highs around 29°C and about 107 mm of rain.
How warm is Koh Tao in March?
Average highs are about 29°C (83°F) and average lows about 28°C (82°F), based on 10 years of daily data.
Does it rain a lot in Koh Tao in March?
Koh Tao typically gets around 107 mm of rain in March — wet.
Figures are long-term averages for the area around Koh Tao (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.