Koh Rong Island

Preah Sihanouk Province Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Preah Sihanouk Province, Cambodia in January.

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Sihanoukville Koh Rong Island Koh Rong Sanloem

Considering a trip to Preah Sihanouk Province, Cambodia this January and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Preah Sihanouk Province in January

Preah Sihanouk Province, Cambodia is a region in Cambodia. January in Preah Sihanouk Province generally has warm temperatures, with moderate precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 25°C (77°F) in Sihanoukville. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

To learn more about the conditions in specific areas of Preah Sihanouk Province, Cambodia, check out the map below.

Precipitation

January is a moderate rainy month with an average rainfall of around 39 mm (1.5 in) in Sihanoukville.

Average sunshine

Plenty of sunshine can be expected in numerous places in January. Sihanoukville typically receives 270 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Preah Sihanouk Province by month

Pick a month to see the average temperature, rainfall and sunshine in Preah Sihanouk Province — and find the best time to visit. (based on Sihanoukville)

January30°C (86°F) February30°C (86°F) March31°C (88°F) April31°C (88°F) May31°C (88°F) June30°C (86°F) This monthJuly30°C (86°F) August30°C (86°F) September29°C (84°F) October30°C (86°F) November30°C (86°F) December30°C (86°F)
Best Time to Visit Preah Sihanouk Province →

Best Places to Visit in Preah Sihanouk Province in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Preah Sihanouk Province.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Preah Sihanouk Province

What is the weather like in January for some of the most popular destinations in Preah Sihanouk Province, Cambodia?

Temperature range in Preah Sihanouk Province (January)

Precipitation variation in Preah Sihanouk Province (January)

Sihanoukville

In January Sihanoukville generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

« December
January
February »
December
January
February
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
26°C (79°F)
25°C (77°F)
26°C (79°F)
Monthly sun hours
260 hours
270 hours
251 hours
Monthly rainfall
43 mm (1.7 in)
39 mm (1.5 in)
38 mm (1.5 in)
Monthly rainy days
8 days
5 days
5 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Sihanoukville →

Koh Rong Island

In January Koh Rong Island generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« December
January
February »
December
January
February
Max temperature
30°C (86°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
260 hours
270 hours
251 hours
Monthly rainfall
45 mm (1.8 in)
40 mm (1.6 in)
42 mm (1.7 in)
Monthly rainy days
7 days
5 days
5 days
Weather conditions
pleasant
perfect
perfect
Climate in Koh Rong Island →

Koh Rong Sanloem

In January Koh Rong Sanloem generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« December
January
February »
December
January
February
Max temperature
30°C (86°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
260 hours
270 hours
251 hours
Monthly rainfall
49 mm (1.9 in)
41 mm (1.6 in)
40 mm (1.6 in)
Monthly rainy days
8 days
5 days
5 days
Weather conditions
pleasant
perfect
perfect
Climate in Koh Rong Sanloem →

Is your destination not in the list? Have a look at all destinations in Preah Sihanouk Province, in Cambodia.

In our records: Cambodia January extremes

Notable January records observed across cities in Cambodia in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest January daytime high in Cambodia was 19°C (66°F) in Phnom Penh on January 13, 2003.

Popular cities in January

Day & night temperatures, rainfall and average weather in Preah Sihanouk Province in January.

City Weather Day temp Night temp Rainfall
Sihanoukville 30°C (86°F) 25°C (77°F) 39 mm (1.5 in)
Koh Rong Island 29°C (84°F) 26°C (79°F) 40 mm (1.6 in)
Koh Rong Sanloem 29°C (84°F) 26°C (79°F) 41 mm (1.6 in)

Preah Sihanouk Province weather in January: frequently asked questions

What is the weather like in Preah Sihanouk Province, Cambodia in January?

January in Preah Sihanouk Province, Cambodia brings tolerable weather. In Sihanoukville, daytime temperatures are typically around 30°C (86°F) and nighttime lows hover near 25°C (77°F).

What is the average temperature in Preah Sihanouk Province, Cambodia in January?

Average temperatures in Preah Sihanouk Province, Cambodia during January range from a nighttime low near 25°C (77°F) to a daytime high around 30°C (86°F) in Sihanoukville.

Does Preah Sihanouk Province, Cambodia get a lot of rain in January?

January is on the drier side in Preah Sihanouk Province, Cambodia. Sihanoukville averages only about 39 mm (1.5 in), with most days staying dry.

Is January a Good Time to Visit Preah Sihanouk Province, Cambodia?

We consider January to be one of the best times to travel to Preah Sihanouk Province, Cambodia. Typically, the climate in Sihanoukville is pleasant. However, the weather conditions may vary depending on your destination.

Generally speaking, January, February, March and December provide tolerable weather in Sihanoukville. On the other hand, the months of May, June, July, August, September and October tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Preah Sihanouk Province.

Weather and climate has detailed information for every country in the world. Are you going to Cambodia? Get detailed historical weather averages for many cities in Cambodia.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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