World Resorts Thailand Koh Chang Weather

Koh Chang sea water temperature

Current sea water temperature:
+85.5°F
Minimum sea water temperature in July: 87.4°F
Maximum sea water temperature in July: 81.7°F
Average sea water temperature in July: 84.8°F

Sea water temperature for the last 10 days:

July 16 85.5°F July 11 86.4°F
July 15 85.8°F July 10 86.7°F
July 14 86.0°F July 9 86.0°F
July 13 85.8°F July 8 86.0°F
July 12 86.0°F July 7 85.8°F

When is the warmest sea in Koh Chang?

Based on the data about daily sea water temperature for the last three years the warmest sea in Koh Chang was noticed in May, April and June.

Monthly Sea Temperatures in Koh Chang, °F

Sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 88.3°F. The highest and lowest sea temperatures during the month were 89.6°F and 87.1°F.

Sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 88.1°F. The highest and lowest sea temperatures during the month were 89.8°F and 86.7°F.

Sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 87.0°F. The highest and lowest sea temperatures during the month were 88.2°F and 85.6°F.

Best time for vacation in Koh Chang

Sunniest months:
January 22 days
December 21 days
February 16 days
Warmest months:
May 88.7 °F
April 88.2 °F
June 86.9 °F
Warmest sea temp:
May 87.7 °F
April 87.2 °F
June 85.9 °F
Coldest months:
January 84.4 °F
February 85.1 °F
December 85.1 °F
Rainiest months:
July 22 days
August 21 days
September 20 days
Windiest months:
July 11.1 mph
August 10.3 mph
June 10.0 mph

Koh Chang on a weather map

Koh Chang
+82°F
NE 8 mph
Feels like: +90°F
Precip.: 55%
Places in Thailand:
Name
°F
+84°F
+81°F
+81°F
+81°F
+84°F
+82°F
+81°F
+86°F
+82°F
+84°F
+81°F
+86°F
+81°F
24 Hours Forecast
Koh Chang
Local time: 21:30
July 17, friday
0000
82°F
NE
9 mph
0300
82°F
E
12 mph
0600
84°F
E
13 mph
0900
84°F
E
14 mph
1200
84°F
E
14 mph
1500
84°F
E
14 mph
1800
82°F
NE
8 mph
2100
82°F
NE
5 mph
Units of measurement: °C / °F