Koh Chang Weather in August
During August, Koh Chang experiences high daytime temperatures of 30°C (86°F) and cooler nights around 26°C (79°F). August sits within the rainy season, so expect regular and often heavy rainfall.
Rainfall in Koh Chang in August
Koh Chang is in the rainy season in August, with rain on around 25 days and an average of 566 mm (22 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Koh Chang in August
August in Koh Chang sees highs of 30°C (86°F) and lows of 26°C (79°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 26°C (79°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Koh Chang in August
The month is characterized by fewer sunny days, with roughly 58 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Koh Chang. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Chang's climate page.
Koh Chang Temperature in August
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
83%
Precipitation
566 mm (22 in)
Rainy days
25 days
Humidity
86% *
Sunshine
58 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Koh Chang typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Koh Chang in August
Browse day-by-day weather records for Koh Chang spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Koh Chang historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Koh Chang.
- On August 3, 1986, temperatures climbed to 37°C (99°F), marking the warmest August day on record.
- The lowest daytime temperature in August was 25°C (77°F), recorded on August 7, 1977.
- The lowest overnight temperature recorded in August was 22°C (72°F) (August 16, 1976).
Best Places in Thailand in August
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in August →
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What to Wear in Koh Chang in August
Warm but pleasant conditions in Koh Chang in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Koh Chang in August
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 Chang's climate page.
Temperature Rainfall Sunshine Humidity
See the full Koh Chang climate overview or explore weather in Thailand.
