Koh Tao UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index12.7
- Avg Clouds100%
- Max Temp28.2 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Koh Tao, Thailand 
will reach a high of 12.7 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-01
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
Koh Tao's UV Index
The UV index in Koh Tao is generally high, especially from March to May, often reaching levels above 10, which means strong sunlight exposure during midday hours.
Weather Seasons
Koh Tao has a tropical climate with a hot season from March to May, a rainy season from June to October, and a cooler, dry season from November to February.
Koh Tao's Climate
Compared to mainland Thailand, Koh Tao is more humid and experiences more rain during the monsoon season. Its weather is warmer and wetter than neighboring countries like Vietnam and Cambodia.
Hourly UV Index Trend
See the UV index hour by hour for Koh Tao. When the level is high, it's smart to find some shade.
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