Koh Chang
Thailand
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Koh Chang, Thailand

Palm trees and few buildings along the white sandy beach in Koh Chang, Thailand, with a side view of the clear water, and a background view of the mountains
Palm trees and few buildings along the white sandy beach in Koh Chang, Thailand, with a side view of the clear water, and a background view of the mountains
The best months for a swim in Koh Chang, Thailand, are January, February and December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
January, like December, is another tropical winter month in Koh Chang, Thailand, with average temperature varying between 31°C (87.8°F) and 20°C (68°F). The ideal sea water temperature of 27.7°C (81.9°F) and only 3 rainfall days, with 31mm (1.2") of accumulated rainfall, makes January the best time for swimming and other water activities. Weather in January »

The last month of the winter, February, is another tropical month in Koh Chang, Thailand, with average temperature fluctuating between 21°C (69.8°F) and 31°C (87.8°F). An excellent water temperature of 28°C (82.4°F) and only 5 rainfall days, with 59mm (2.3") of accumulated rainfall, makes February a prime for swimming and other water activities. Weather in February »

March, the first month of the spring, in Koh Chang, is still a hot month, with average temperature ranging between min 23°C (73.4°F) and max 31°C (87.8°F). In Koh Chang, the average high-temperature remains equal as in February - a still hot 31°C (87.8°F). Weather in March »

April, like March, is a hot spring month in Koh Chang, Thailand, with temperature in the range of an average high of 32°C (89.6°F) and an average low of 23°C (73.4°F). April is the warmest month, with an average high-temperature of 32°C (89.6°F) and an average low-temperature of 23°C (73.4°F). In April, in Koh Chang, the rain falls for 10 days. Weather in April »

May, the last month of the spring, in Koh Chang, is also a hot month, with average temperature ranging between max 31°C (87.8°F) and min 24°C (75.2°F). In Koh Chang, the average high-temperature in May is essentially the same as in April - a still tropical 31°C (87.8°F). Weather in May »

The first month of the summer, June, is still a tropical month in Koh Chang, Thailand, with average temperature fluctuating between 23°C (73.4°F) and 30°C (86°F). The coldest months are June through September and December, with an average high-temperature of 30°C (86°F). In June, in Koh Chang, the rain falls for 23 days. Weather in June »

July, the same as June, in Koh Chang, Thailand, is another hot summer month, with average temperature ranging between max 30°C (86°F) and min 23°C (73.4°F). The coldest months are June through September and December, with an average high-temperature of 30°C (86°F). In Koh Chang, during July, the rain falls for 23 days and regularly aggregates up to 546mm (21.5") of precipitation. Weather in July »

August, the last month of the summer, in Koh Chang, is another tropical month, with average temperature fluctuating between 30°C (86°F) and 23°C (73.4°F). June through September and December, with an average high-temperature of 30°C (86°F), are the coldest months. Weather in August »

The first month of the autumn, September, is also a hot month in Koh Chang, Thailand, with temperature in the range of an average high of 30°C (86°F) and an average low of 23°C (73.4°F). June through September and December, with an average high-temperature of 30°C (86°F), are the coldest months. Weather in September »

October, the same as September, in Koh Chang, Thailand, is a hot autumn month, with average temperature varying between 22°C (71.6°F) and 31°C (87.8°F). In Koh Chang, the average high-temperature in October is relatively the same as in September - a still hot 31°C (87.8°F). Weather in October »

The last month of the autumn, November, is also a hot month in Koh Chang, Thailand, with average temperature fluctuating between 31°C (87.8°F) and 21°C (69.8°F). In November, the average high-temperature remains the same as in October - a still hot 31°C (87.8°F). Weather in November »

December, the first month of the winter, in Koh Chang, is still a tropical month, with average temperature fluctuating between 30°C (86°F) and 20°C (68°F). The ideal sea water temperature of 28.6°C (83.5°F) and only 3 rainfall days, with 26mm (1") of accumulated rainfall, makes December the best time for swimming and other water activities. Weather in December »

How many days does it rain in Koh Chang?

Throughout the year, in Koh Chang, Thailand, there are 170 rainfall days, and 3442mm (135.5") of precipitation is accumulated.

What is the month with the coldest sea water in Koh Chang?

The month with the coldest seawater is January, with an average sea temperature of 27.7°C (81.9°F).

What is the month with the most sunshine in Koh Chang?

Months with the most sunshine are January and December, with an average of 9h of sunshine.

When is the lowest UV index in Koh Chang?

Months with the lowest UV index are January, November and December, with an average maximum UV index of 10.

What are the months with the highest UV index in Koh Chang?

Months with the highest UV index in Koh Chang, Thailand, are February through October, with an average maximum UV index of 12.

What is the warmest month in Koh Chang?

April is the warmest month in Koh Chang, Thailand, with an average high-temperature of 32°C (89.6°F) and an average low-temperature of 23°C (73.4°F).

What month is the sea warmest in Koh Chang?

With an average sea temperature of 30.3°C (86.5°F), May is the month with the warmest seawater in Koh Chang, Thailand.

What is the coldest month in Koh Chang?

The coldest months are June through September and December, with an average high-temperature of 30°C (86°F).

When are the longest days in Koh Chang?

June and July, with an average of 12.8h of daylight, are months with the longest days.

What is the month with the least sunshine in Koh Chang?

June through September, with an average of 5h of sunshine, are months with the least sunshine in Koh Chang, Thailand.

What is the rainiest month in Koh Chang?

The month with the most rainfall is August when the rain falls for 25 days and typically aggregates up to 687mm (27") of precipitation.

What is the driest month in Koh Chang?

December is the month with the least rainfall in Koh Chang, Thailand. Rain falls for 3 days and accumulates 26mm (1") of precipitation.

What is the month with the shortest days in Koh Chang?

December has the shortest days of the year, with an average of 11.4h of daylight.
Average temperature - Koh Chang, Thailand
Average rainfall - Koh Chang, Thailand
Average rainfall days - Koh Chang, Thailand

The month with the highest number of rainy days is August (25 days).
Months with the lowest number of rainy days are January and December (3 days).

Average sea temperature - Koh Chang, Thailand

The best month for swimming (with the highest average sea temperature) is May (30.3°C).
The coldest month (with the lowest average sea temperature) is January (27.7°C).

Average daylight / Average sunshine - Koh Chang, Thailand

Months with the longest days are June and July (Average daylight: 12.8h).
The month with shortest days is December (Average daylight: 11.4h).

Months with most sunshine are January and December (Average sunshine: 9h).
Months with least sunshine are June, July, August and September (Average sunshine: 5).

Average UV index - Koh Chang, Thailand

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
Months with the lowest UV index are January, November and December (UV index 10).