Koh Tao Weather in July
July in Koh Tao brings very high temperatures, with highs of 30°C (86°F) and nights dropping to 27°C (81°F). Rainfall is on the higher side this month, averaging around 142 mm (5.6 in), so keep a rain jacket handy.
Rainfall in Koh Tao in July
This month experiences about 18 days of rain according to historical data, averaging 142 mm (5.6 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Koh Tao in July
Expect highs of 30°C (86°F) in Koh Tao in July, with nights dropping to around 27°C (81°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Koh Tao in July
The month experiences a moderate amount of sunlight, with 157 hours of sunshine. This provides a nice balance between sunshine and clouds.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 July
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
61%
Precipitation
142 mm (5.6 in)
Rainy days
18 days
Humidity
79% *
Sunshine
157 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Koh Tao typically stay consistent throughout July, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in July
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 July
Historical weather for Koh Tao in July
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 July
The extremes listed below come from historical weather data collected in Koh Tao from 1982 through 2025.
- The hottest July day on record in Koh Tao reached 39°C (102°F) (July 31, 2010).
- Koh Tao experienced its chilliest July day on July 23, 1999, reaching only 27°C (81°F).
- Nighttime temperatures dropped to 20°C (68°F) on July 11, 2010, marking the coldest July night on record.
Best Places in Thailand in July
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in July →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Koh Tao in July
Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Koh Tao in July
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.
