January 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
January, like December, is a hot winter month in Koh Chang, Thailand, with average temperature varying between 31°C (87.8°F) and 20°C (68°F).

Temperature

The average high-temperature, is 31°C (87.8°F), while the average low-temperature is 20°C (68°F).

Rainfall

In Koh Chang, Thailand, during January, the rain falls for 3 days and regularly aggregates up to 31mm (1.2") of precipitation. In Koh Chang, during the entire year, the rain falls for 170 days and collects up to 3442mm (135.5") of precipitation.

Sea temperature

January is the month with the coldest seawater in Koh Chang, with an average sea temperature of 27.7°C (81.9°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Koh Chang, Thailand, the average length of the day in January is 11.5h.

Sunshine

January and December, with an average of 9h of sunshine, are months with the most sunshine in Koh Chang.

UV index

Months with the lowest UV index in Koh Chang, Thailand, are January, November and December, with an average maximum UV index of 10. A UV Index of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for average individuals.
The daily maximum UV index of 10 interpret into the following advice:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in January in Koh Chang?

In January, in Koh Chang, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 20°C (68°F).

How many days does it rain in January in Koh Chang?

In Koh Chang, in January, during 3 rainfall days, 31mm (1.2") of precipitation is typically accumulated.

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

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

What is the sea water temperature in January in Koh Chang?

In Koh Chang, in January, the average water temperature is 27.7°C (81.9°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in January in Koh Chang?

The average length of the day in January in Koh Chang, Thailand, is 11.5h.

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

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

How long on average sun shines in January in Koh Chang?

The average sunshine in January is 9h.

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

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

What is the UV index reading in January in Koh Chang?

In Koh Chang, Thailand, the average daily maximum UV index in January is 10. A UV Index reading of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in January - Koh Chang, Thailand
  • Average high temperature in January: 31°C

The warmest month (with the highest average high temperature) is April (32°C).
Months with the lowest average high temperature are June, July, August, September and December (30°C).

  • Average low temperature in January: 20°C

The month with the highest average low temperature is May (24°C).
Coldest months (with the lowest average low temperature) are January and December (20°C).

Average rainfall in January - Koh Chang, Thailand
  • Average rainfall in January: 31mm

The wettest month (with the highest rainfall) is August (687mm).
The driest month (with the lowest rainfall) is December (26mm).

Average rainfall days in January - Koh Chang, Thailand
  • Average rainfall days in January: 3 days

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 in January - Koh Chang, Thailand
  • Average sea temperature in January: 27.7°C

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 in January / Average sunshine in January - Koh Chang, Thailand
  • Average daylight in January: 11.5h

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

  • Average sunshine in January: 9h

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 in January - Koh Chang, Thailand
  • Average UV index in January: 10

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).

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