Tripomatic

Koh Tao

Island · Surat Thani, 🇹🇭 Thailand
Population 1,382
Area 18 km²
Time zone Asia/Bangkok
Koh Tao

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Climate & when to visit

Best time to visit: February

Select a month

Typical weather in January

Good
  • 26° (feels like 28°) · extremes 24°–27°
  • 26° at night
  • 13 rainy days
  • 9 sunny days
  • 7 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 28°C · warm for swimming
  • UV index 8 · very high

Typical weather in February

Great
  • 27° (feels like 29°) · extremes 25°–28°
  • 26° at night
  • 8 rainy days
  • 12 sunny days
  • 7 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 28°C · warm for swimming
  • UV index 9 · very high

Typical weather in March

Good
  • 27° (feels like 30°) · extremes 25°–29°
  • 27° at night
  • 12 rainy days
  • 14 sunny days
  • 8 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 29°C · warm for swimming
  • UV index 10 · very high

Typical weather in April

Fair
  • 28° (feels like 32°) · extremes 26°–30°
  • 28° at night
  • 17 rainy days
  • 12 sunny days
  • 8 hours of sunshine per day
  • Oppressive humidity
  • Calm winds
  • 30°C · warm for swimming
  • UV index 11 · extreme

Typical weather in May

Poor
  • 29° (feels like 32°) · extremes 27°–30°
  • 28° at night
  • 29 rainy days
  • 5 sunny days
  • 6 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 31°C · warm for swimming
  • UV index 9 · very high

Typical weather in June

Poor
  • 28° (feels like 30°) · extremes 26°–30°
  • 27° at night
  • 28 rainy days
  • 5 sunny days
  • 6 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 30°C · warm for swimming
  • UV index 9 · very high

Typical weather in July

Poor
  • 28° (feels like 30°) · extremes 26°–29°
  • 27° at night
  • 30 rainy days
  • 3 sunny days
  • 5 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 30°C · warm for swimming
  • UV index 9 · very high

Typical weather in August

Poor
  • 28° (feels like 29°) · extremes 26°–29°
  • 27° at night
  • 29 rainy days
  • 4 sunny days
  • 6 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 29°C · warm for swimming
  • UV index 10 · very high

Typical weather in September

Poor
  • 28° (feels like 29°) · extremes 26°–29°
  • 27° at night
  • 29 rainy days
  • 4 sunny days
  • 5 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 29°C · warm for swimming
  • UV index 9 · very high

Typical weather in October

Poor
  • 27° (feels like 30°) · extremes 25°–28°
  • 27° at night
  • 29 rainy days
  • 4 sunny days
  • 5 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 29°C · warm for swimming
  • UV index 8 · very high

Typical weather in November

Poor
  • 27° (feels like 29°) · extremes 25°–28°
  • 27° at night
  • 25 rainy days
  • 5 sunny days
  • 5 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 29°C · warm for swimming
  • UV index 7 · high

Typical weather in December

Fair
  • 27° (feels like 28°) · extremes 25°–28°
  • 26° at night
  • 19 rainy days
  • 6 sunny days
  • 6 hours of sunshine per day
  • Oppressive humidity
  • Light breeze
  • 28°C · warm for swimming
  • UV index 7 · high

Climate data: NASA POWER + Copernicus ERA5 · 1996–2025

Practical information

Currency
Thai Baht THB ฿ · Card payments · Commonly accepted
Emergency numbers
191 Police
Electricity
Type A / Type B / Type C / Type O
220 V · 50 Hz
Languages
Thai
Tap water
Drink with caution
Driving side
Left
Calling code
+66
Learn more

Tours & Activities

Ao Muang (Mango Bay)
Drive
Freedom Beach
Walk
John-Suwan Mountain Viewpoint (view on ao Chalok and ao thian beach)

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