Measurements:
°C
°F
Koh Rong
80°F
SE 3 mph
Feels like: 82°F
Precip: 0%
World Resorts Cambodia Koh Rong Weather

Koh Rong Sea Water Temperature

Current Sea Water Temperature:
+85.8°F
Maximum Sea Water Temperature in January: 90.4°F
Minimum Sea Water Temperature in January: 83.0°F
Average water temperature in January: 86.7°F

Sea Water Temperature for the Last 10 Days:

January 09 85.8°F January 04 87.0°F
January 08 86.2°F January 03 87.2°F
January 07 86.4°F January 02 87.4°F
January 06 86.6°F January 01 87.6°F
January 05 86.6°F December 31 87.2°F

When is the Warmest Sea for Koh Rong?

According to our data for the last three years for Koh Rong the highest average sea water temperature was in May, April and June.

Average Water Temperature by Month, °F

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Koh Rong was 92.1°F. The maximum and minimum values were 91.4°F and 92.8°F respectively.

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Koh Rong was 90.8°F. The maximum and minimum values were 89.4°F and 92.6°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Koh Rong was 89.4°F. The maximum and minimum values were 88.0°F and 91.0°F respectively.

Best Time to Visit Koh Rong
The most sunny months:
January 20 days
December 18 days
February 17 days
The most warm months:
May 93.2 °F
April 92.5 °F
June 91.4 °F
Warmest sea temperature:
May 91.7 °F
April 90.9 °F
June 89.7 °F
The most cold months:
January 88.7 °F
February 88.9 °F
September 89.2 °F
The most rainy months:
July 18 days
August 17 days
September 17 days
The most windy months:
July 12 mph
August 12 mph
September 11 mph

Koh Rong on the Weather Map

Cambodia Resorts:
NAME
Battambang +70
Koh Dek Koule +80
Koh Kong +66
Koh Rong +80
Phnom Penh +72
Siem Reap +70
Sihanoukville +80
24 Hours Weather Forecast
Koh Rong
Local time: 20:11
09 jan, friday
2100 80°F
SE
3 mph
10 jan, saturday
0000 80°F
SE
6 mph
0300 78°F
S
9 mph
0600 76°F
SW
9 mph
0900 78°F
SW
8 mph
1200 82°F
S
6 mph
1500 82°F
NE
11 mph
1800 82°F
NE
8 mph