July weather forecast
Koh Chang, Thailand

White sandy beach in Koh Chang, Thailand
White sandy beach in Koh Chang, Thailand

July

Weather in July

Despite the calendar's progress, July's climate in Koh Chang seems to mirror the traits of June. As the prior mid-year trends continue, Koh Chang experiences a dominant rainy scenario that doesn't fluctuate greatly in temperature. The sea temperature slightly cools while retaining its characteristic warmth. Landscapes flourish under a precipitation-rich atmosphere with a considerable 546mm (21.5") of rainfall, making July a peak season to observe Thailand's verdant flora.

Temperature

Koh Chang sees its lowest temperatures during June through September and December, with an average high-temperature of 30°C (86°F).

Rainfall

In Koh Chang, during July, the rain falls for 23 days and regularly aggregates up to 546mm (21.5") 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 July, the average sea temperature is 29.5°C (85.1°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are excellent for swimming, diving, and other water activities, providing comfort and enjoyment for extended periods without discomfort.

Daylight

In July, the average length of the day is 12h and 46min.
On the first day of July, sunrise is at 05:50 and sunset at 18:39. On the last day of the month, sunrise is at 05:57 and sunset at 18:36 +07.

Sunshine

The months with the least sunshine are June through September, with an average of 5h of sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 12 in July leads to these recommendations:
Take every vital safeguard, as unprotected skin and eyes may suffer burns rapidly. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Take caution! The UV rays from the Sun gain strength from sand and water reflections.

Frequently asked questions

What part of the year is the coldest?
Koh Chang's lowest temperatures tend to occur in June through September and December, with an average high-temperature of 30°C (86°F).
How hot is it in July?
In Koh Chang, 30°C (86°F) is the average high-temperature and 23°C (73.4°F) is the average low-temperature during July.
How much does it rain in July?
In July, the rain falls for 23 days. Throughout July, 546mm (21.5") of precipitation is accumulated.
How warm is the water in July?
In Koh Chang, the average seawater temperature in July is 29.5°C (85.1°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 July?
In Koh Chang, the average day length in July is 12h and 46min.
When is the sunrise / sunset in July?
On the first day of July, sunrise is at 05:50 and sunset at 18:39. On the last day of the month, sunrise is at 05:57 and sunset at 18:36 +07.
What is the month with the least sunshine?
The months with the least sunshine are June through September, with an average of 5h of sunshine.
How many hours of sunshine does Koh Chang have in July?
In Koh Chang, the average sunshine duration in July is 5h.
What are the months with the highest UV index?
The months with the highest UV index in Koh Chang are February through October, with an average maximum UV index of 12.
How high is the UV index in July?
The average daily maximum UV index in July is 12. A UV Index of 11, and more, symbolizes an extreme health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index
Average temperature in July - Koh Chang, Thailand
Average temperature in July
Koh Chang, Thailand
  • Average high temperature in July: 30°C

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

  • Average low temperature in July: 23°C

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

Average rainfall in July - Koh Chang, Thailand
Average rainfall in July
Koh Chang, Thailand
  • Average rainfall in July: 546mm

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

Average rainfall days in July - Koh Chang, Thailand
Average rainfall days in July
Koh Chang, Thailand
  • Average rainfall days in July: 23 days

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

Average sea temperature in July - Koh Chang, Thailand
Average sea temperature in July
Koh Chang, Thailand
  • Average sea temperature in July: 29.5°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 July / Average sunshine in July - Koh Chang, Thailand
Average daylight in July /
Average sunshine in July
Koh Chang, Thailand
  • Average daylight in July: 12h and 5min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in July: 5h

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

Average UV index in July - Koh Chang, Thailand
Average UV index in July
Koh Chang, Thailand
  • Average UV index in July: 12

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

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