Water temperature in Koh Rong in May

Is it warm enough to swim in Koh Rong in May? Average water temperature in Koh Rong in May is 30.7°C and therefore suitable for comfortable swimming. The warmest sea in Koh Rong in May is 32.3°C, and the coldest is 29°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Koh Rong

Changes water temperature in Koh Rong in May 2025, 2024

To get an accurate forecast for the water temperature in Koh Rong for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Koh Rong, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 May	31.4°C	32.3°C	29.7°C	32.3°C
2 May	31.3°C	32.1°C	29.9°C	32.1°C
3 May	31.2°C	31.9°C	30.1°C	31.9°C
4 May	30.8°C	32°C	29.7°C	32°C
5 May	30.9°C	32.3°C	29.8°C	32.3°C
6 May	31.2°C	32.1°C	29.9°C	32.1°C
7 May	31.3°C	31.7°C	30°C	31.8°C
8 May	31.1°C	31.8°C	29.8°C	31.9°C
9 May	31.5°C	31.8°C	29.9°C	31.8°C
10 May	31.4°C	31.7°C	29.9°C	32°C
11 May	30.8°C	31.6°C	29.8°C	31.9°C
12 May	30.8°C	31.6°C	29.9°C	32.1°C
13 May	31.1°C	31.5°C	29.6°C	31.8°C
14 May	31.1°C	32°C	29.4°C	32°C
15 May	30.9°C	31.9°C	29.5°C	31.9°C

Day	2025	2024	Min	Max
16 May	30.9°C	31.7°C	29.5°C	31.8°C
17 May	31.1°C	31.5°C	29°C	31.7°C
18 May	31°C	31.5°C	29.3°C	31.7°C
19 May	31.1°C	31.1°C	29.1°C	31.7°C
20 May	31.1°C	31°C	29.4°C	31.5°C
21 May	31.1°C	31°C	29.5°C	31.6°C
22 May	31.2°C	31°C	29.7°C	31.7°C
23 May	31.2°C	31.1°C	29.6°C	31.6°C
24 May	31.2°C	31.2°C	29.6°C	31.7°C
25 May	31.1°C	31.1°C	29.5°C	31.6°C
26 May	30.9°C	31.9°C	29.6°C	31.9°C
27 May	30.7°C	31.8°C	29.6°C	31.8°C
28 May	30.9°C	31.7°C	29.5°C	31.7°C
29 May	30.8°C	31.5°C	29.2°C	31.5°C
30 May	30.7°C	31.5°C	29.3°C	31.5°C
31 May	30.5°C	31.3°C	29.3°C	31.3°C

Average water temperature in Koh Rong in May over a decade

2016	2017	2018	2019	2020
31.3°C	30.8°C	30.8°C	30.9°C	31.3°C

2021	2022	2023	2024	2025
30.8°C	30.4°C	31°C	31.6°C	31°C

Koh Rong sea state in May

Chart comparing the height of waves in Koh Rong in May over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Koh Rong water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Koh Dek Koul	30.8°C	29.2°C	32.5°C
Phu Quoc	30.7°C	29.3°C	32.4°C
Kampot	30.9°C	29.4°C	32.7°C
An Thoi	30.7°C	29.2°C	32.2°C
Sao Beach	30.7°C	29.2°C	32.3°C
Krong Kep	30.9°C	29.3°C	32.6°C
Bang Bao Beach	30.7°C	29°C	32.2°C
Ko Kut	30.7°C	29°C	32.3°C
Ko Mak	30.7°C	29°C	32.5°C
Ko Wai	30.7°C	29°C	32.4°C

Koh Rong photo gallery

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Our report for Koh Rong is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature