World Resorts Thailand Koh Chang Weather

Koh Chang sea water temperature

Current sea water temperature:
+85.8°F
Minimum sea water temperature in March: 88.0°F
Maximum sea water temperature in March: 82.2°F
Average sea water temperature in March: 85.2°F

Sea water temperature for the last 10 days:

March 17 85.8°F March 12 85.6°F
March 16 86.4°F March 11 86.4°F
March 15 86.0°F March 10 87.4°F
March 14 85.8°F March 9 87.1°F
March 13 85.8°F March 8 86.4°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:
2025
2024
2023

The average sea water temperature in May of 2025 was 87.7°F. The highest and lowest sea temperatures during the month were 89.2°F and 86.5°F.

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 86.8°F. The highest and lowest sea temperatures during the month were 88.9°F and 84.9°F.

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 87.6°F and 84.4°F.

Best time for vacation in Koh Chang

Sunniest months:
January 22 days
December 21 days
February 16 days
Warmest months:
May 88.9 °F
April 88.3 °F
June 87.1 °F
Warmest sea temp:
May 87.7 °F
April 87.1 °F
June 85.8 °F
Coldest months:
January 84.4 °F
February 85.1 °F
December 85.1 °F
Rainiest months:
July 22 days
August 21 days
June 20 days
Windiest months:
July 11.1 mph
August 10.3 mph
June 9.9 mph

Koh Chang on a weather map

Koh Chang
+82°F
NE 10 mph
Feels like: +88°F
Precip.: 0%
Places in Thailand:
Name
°F
+93°F
+82°F
+88°F
+88°F
+82°F
+82°F
+82°F
+86°F
+82°F
+88°F
+84°F
+84°F
+86°F
+82°F
+88°F
24 Hours Forecast
Koh Chang
Local time: 16:15
March 17, tuesday
1800
82°F
N
8 mph
2100
82°F
N
7 mph
March 18, wednesday
0000
81°F
N
7 mph
0300
81°F
N
10 mph
0600
82°F
N
9 mph
0900
82°F
N
9 mph
1200
82°F
N
8 mph
1500
82°F
NE
9 mph
Units of measurement: °C / °F