World Resorts Cambodia Koh Rong Weather

Koh Rong Sea Temperature in September

Average sea water temperature in September:
+84.0°F
Minimum sea water temperature in September: 86.7°F
Maximum sea water temperature in September: 81.0°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 84.3°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.8°F.

Monthly sea water temperature in Koh Rong, °F

Which Cambodia resorts have warmest sea in September?

Place name September 2026 September 2025
Koh Kong 84.7°F 83.7°F
Sihanoukville 84.4°F 84.1°F
Koh Dek Koule 84.4°F 84.1°F
Koh Rong 84.3°F 84.1°F

Best time for vacation in Koh Rong

Sunniest months:
January 20 days
December 18 days
February 16 days
Warmest months:
May 88.6 °F
April 88.0 °F
June 87.1 °F
Warmest sea temp:
May 87.5 °F
April 86.8 °F
June 85.8 °F
Coldest months:
January 84.5 °F
February 84.7 °F
September 85.3 °F
Rainiest months:
July 18 days
August 17 days
September 17 days
Windiest months:
July 12.3 mph
August 12.2 mph
September 11.5 mph

Koh Rong on a weather map

Current weather
06:14
Koh Rong
+81°F
W 3 mph
Feels like: +86°F
Precip.: 25%
Places in Cambodia:
Name
°F
Battambang
+75°F
Koh Rong
+81°F
Koh Dek Koule
+81°F
Koh Kong
+73°F
Phnom Penh
+79°F
Sihanoukville
+81°F
Siem Reap
+77°F
24 Hours Forecast
Koh Rong
Local time: 06:14
September 16, wednesday
0900
81°F
S
3 mph
1200
82°F
E
4 mph
1500
84°F
E
9 mph
1800
84°F
NE
7 mph
2100
84°F
NE
7 mph
September 17, thursday
0000
82°F
E
16 mph
0300
81°F
E
14 mph
0600
82°F
E
19 mph
Units of measurement: °C / °F