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Koh Rong Sanloem Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Koh Rong Sanloem.
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Climate overview of Koh Rong Sanloem
The climate in Koh Rong Sanloem, Preah Sihanouk Province, Cambodia, is remarkably consistent, with temperatures year-round averaging 30°C (86°F). The warmest month is May at 31°C (88°F), and the coolest is January at 29°C (84°F).
The city has a wet climate, receiving around 3133 mm (123 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from May to October. September is the wettest month. The most sunshine falls in January, with an average of 9.0 hours of daily sunshine.
Koh Rong Sanloem Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Koh Rong Sanloem - and find the best time to visit.
Monthly Temperature in Koh Rong Sanloem
In Koh Rong Sanloem temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in May to a comfortable 29°C (84°F) in January.
Nighttime temperatures range from 27°C (81°F) in May to 26°C (79°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Koh Rong Sanloem
Koh Rong Sanloem experiences significant rainfall throughout the year, averaging 3133 mm (123 in) of precipitation annually. The seasons in Koh Rong Sanloem bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 518 mm (20 in) of precipitation. This rainfall is distributed across 21 rainy days.
In contrast, the driest month, February, experiences much less rainfall, totaling 40 mm (1.6 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Koh Rong Sanloem Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Koh Rong Sanloem
In Koh Rong Sanloem, summer days are longer and more sunny, with daily sunshine hours peaking at 9.0 hours in January. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 4.9 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Sihanoukville, Cambodia (25 KM, 15 Miles).
Daily hours of sunshine
Data from: Sihanoukville, Cambodia (25 KM, 15 Miles).
Best Time to Visit Koh Rong Sanloem
Conditions in Koh Rong Sanloem are generally most comfortable in January and February. They are typically least comfortable in May, June, July, August, September and October.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
good
Apr
mixed
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
very wet
Nov
mixed
Dec
good
- Best overall: January and February
- Warmest weather: all year round
- Most sunshine: January, March and December
- Fewest rainy days: January, February and March
- Wettest months: May, June, July, August, September and October, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from May to October
Frequently asked questions about the climate in Koh Rong Sanloem
What is the best time to visit Koh Rong Sanloem?
January and February typically offer the most optimal weather in Koh Rong Sanloem. In contrast, May, June, July, August, September and October tend to have less optimal conditions. Koh Rong Sanloem has a distinct rainy season from May to October.
What temperatures can I expect in Koh Rong Sanloem?
Daytime highs range from 29°C (84°F) in January to 31°C (88°F) in May. Nighttime lows range from 26°C (79°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Koh Rong Sanloem get?
Annual rainfall is around 3133 mm (123 in). September is the wettest month with 518 mm (20 in), while February is the driest with 40 mm (1.6 in).
How sunny is Koh Rong Sanloem?
Koh Rong Sanloem receives around 2,633 hours of sunshine per year. January is the sunniest month with 270 hours, while September is the cloudiest with just 148 hours. Overall, Koh Rong Sanloem enjoys abundant sunshine.
Koh Rong Sanloem 3-Day Forecast
Koh Rong Sanloem on the map
Koh Rong Sanloem is highlighted - select any city to see its climate.
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