October weather forecast
Koh Chang, Thailand

As October steps in, Koh Chang starts breaking away from the robust rainy patterns dominant since May. Temperature differences become more noticeable, as October starts edging into a cooler climate compared to September. Sunshine hours increase, inviting more outdoor activities and explorations. The sea temperature retains a comfortable warmth for water-bound delights. Despite the shift towards reduced precipitation, October holds its own with 310mm (12.2") of rainfall.

Temperature

October commences with an average high-temperature of a still tropical 31°C (87.8°F), showing little deviation from September's 30°C (86°F). An average low-temperature of 22°C (71.6°F) is recorded in the month of October in Koh Chang, Thailand.

Rainfall

In Koh Chang, Thailand, during October, the rain falls for 19 days and regularly aggregates up to 310mm (12.2") of precipitation. In Koh Chang, during the entire year, the rain falls for 170 days and collects up to 3442mm (135.51") of precipitation.

Sea temperature

In October, the average sea temperature is 29.3°C (84.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in October is 11h and 52min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:00. On the last day of October, in Koh Chang, sunrise is at 06:03 and sunset at 17:45 +07.

Sunshine

The average sunshine in October is 6h.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Koh Chang. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 12 during October translates into the following directions:
Execute every important safeguard, as unprotected skin and eyes could burn within moments. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Prompt application of a broad-spectrum sunscreen, SPF 30+, is necessary after a swim or an outdoor workout and it should be re-applied every two hours. Notice! The reflection of water and sand increases the UV radiation significantly.