July · Thailand
Best time to visit Koh Tao in July Weather, crowds & prices
Weather in Koh Tao in July
Average temperature 29°C, 350 mm of rain, about 16 days with 6+ hours of sunshine and 80% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
July score
5.9/10
Ranked #9 of 12 months
- Avg temp
- 29°C
- Rainfall
- 350 mm
- Humidity
- 80%
- Days with 6h+ sun
- 16
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
July in Koh Tao scores 5.9/10 for beach and coastal travel - ranked #9 of 12. Expect around 29°C, 350 mm of rain, and roughly 16 days with 6+ hours of sunshine this month.
Ko Tao is Thailand's dive-cert island-compact coves, training reefs, and a backpacker nightlife pocket in Mae Haad. Best window: the drier months outside peak monsoon.
July in Koh Tao: mixed conditions, plan around the weather
July averages 29°C (84°F) and humidity near 80%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
350 mm of rain puts this in monsoon territory — about 16 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.
It scores 5.9/10 here, 9th of 12 months, against 9.2/10 in the destination's best month.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Plan for mid-season pricing, with crowds are moderate.
Flexible dates? March scores 3.3 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Koh Tao in July?
- In July, Koh Tao averages 29°C, 350 mm of rain, and about 16 days with 6+ hours of sunshine. Its climate-comfort score is 5.9/10.
- Is July a good time to visit Koh Tao?
- July earns a 5.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Koh Tao in July?
- Expect about 350 mm of rain in July. Average humidity is 80% and there are about 16 days with 6+ hours of sunshine.
Curated in Koh Tao
Tickets & experiences
Things to do in Koh Tao
Koh Tao, Thailand. Live activities and tours from GetYourGuide, matched to this destination.