Phnom Penh Municipality Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Phnom Penh Municipality, Cambodia in December.

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Phnom Penh Phumĭ Bayab Phumĭ Chrey Kaông Stœ̆ng Méan Chey

Planning a trip to Phnom Penh Municipality, Cambodia this December? Here's what you need to know about the weather:

What to Expect in Phnom Penh Municipality in December

Phnom Penh Municipality, Cambodia is a region in Cambodia. December in Phnom Penh Municipality generally has very warm temperatures, with low precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 23°C (73°F) in Phnom Penh. On average, December is the month with the lowest temperatures of the year in Phnom Penh.

For a closer look at conditions across Phnom Penh Municipality, Cambodia, refer to the map below.

Precipitation

December is a dry month with an average rainfall of around 29 mm (1.1 in) in Phnom Penh.

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Phnom Penh enjoys approximately 244 hours of sunlight, ideal for those seeking sunny weather.

Explore Phnom Penh Municipality by month

Pick a month to see the average temperature, rainfall and sunshine in Phnom Penh Municipality — and find the best time to visit. (based on Phnom Penh)

January34°C (93°F) February35°C (95°F) March37°C (99°F) April37°C (99°F) May36°C (97°F) June35°C (95°F) This monthJuly34°C (93°F) August34°C (93°F) September33°C (91°F) October33°C (91°F) November33°C (91°F) December33°C (91°F)
Best Time to Visit Phnom Penh Municipality →

Best Places to Visit in Phnom Penh Municipality in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Phnom Penh Municipality.

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 Phnom Penh Municipality

What is the weather like in December for some of the most popular destinations in Phnom Penh Municipality, Cambodia?

Temperature range in Phnom Penh Municipality (December)

Precipitation variation in Phnom Penh Municipality (December)

Phnom Penh

In December Phnom Penh generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
33°C (91°F)
33°C (91°F)
34°C (93°F)
Min temperature
24°C (75°F)
23°C (73°F)
23°C (73°F)
Monthly sun hours
215 hours
244 hours
258 hours
Monthly rainfall
82 mm (3.2 in)
29 mm (1.1 in)
17 mm (0.7 in)
Monthly rainy days
9 days
4 days
a single day
Weather conditions
pleasant
perfect
pleasant
Climate in Phnom Penh →

Phumĭ Bayab

In December Phumĭ Bayab generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 24°C (75°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
33°C (91°F)
33°C (91°F)
34°C (93°F)
Min temperature
24°C (75°F)
24°C (75°F)
23°C (73°F)
Monthly sun hours
215 hours
244 hours
258 hours
Monthly rainfall
82 mm (3.2 in)
29 mm (1.1 in)
16 mm (0.6 in)
Monthly rainy days
9 days
4 days
a single day
Weather conditions
pleasant
perfect
pleasant
Climate in Phumĭ Bayab →

Phumĭ Chrey Kaông

In December Phumĭ Chrey Kaông generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
33°C (91°F)
33°C (91°F)
34°C (93°F)
Min temperature
24°C (75°F)
23°C (73°F)
23°C (73°F)
Monthly sun hours
215 hours
244 hours
258 hours
Monthly rainfall
82 mm (3.2 in)
29 mm (1.1 in)
17 mm (0.7 in)
Monthly rainy days
10 days
4 days
2 days
Weather conditions
pleasant
perfect
pleasant
Climate in Phumĭ Chrey Kaông →

Stœ̆ng Méan Chey

In December Stœ̆ng Méan Chey generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 24°C (75°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
33°C (91°F)
33°C (91°F)
34°C (93°F)
Min temperature
25°C (77°F)
24°C (75°F)
23°C (73°F)
Monthly sun hours
215 hours
244 hours
258 hours
Monthly rainfall
82 mm (3.2 in)
29 mm (1.1 in)
17 mm (0.7 in)
Monthly rainy days
9 days
4 days
a single day
Weather conditions
pleasant
perfect
pleasant
Climate in Stœ̆ng Méan Chey →

Is your destination not in the list? Have a look at all destinations in Phnom Penh Municipality, in Cambodia.

In our records: Cambodia December extremes

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

  • Based on our data, the coldest December night in Cambodia dropped to 12°C (54°F) in Banteay Chhmar on December 26, 1999.

Popular cities in December

Day & night temperatures, rainfall and average weather in Phnom Penh Municipality in December.

City Weather Day temp Night temp Rainfall
Phnom Penh 33°C (91°F) 23°C (73°F) 29 mm (1.1 in)
Phumĭ Bayab 33°C (91°F) 24°C (75°F) 29 mm (1.1 in)
Phumĭ Chrey Kaông 33°C (91°F) 23°C (73°F) 29 mm (1.1 in)
Stœ̆ng Méan Chey 33°C (91°F) 24°C (75°F) 29 mm (1.1 in)

Phnom Penh Municipality weather in December: frequently asked questions

What is the weather like in Phnom Penh Municipality, Cambodia in December?

Expect tolerable weather across Phnom Penh Municipality, Cambodia in December. The popular destination of Phnom Penh averages 33°C (91°F) by day and 23°C (73°F) at night during this month.

What is the average temperature in Phnom Penh Municipality, Cambodia in December?

Daytime temperatures in Phnom Penh peak at roughly 33°C (91°F) in December, dropping to about 23°C (73°F) overnight.

Does Phnom Penh Municipality, Cambodia get a lot of rain in December?

Rain is generally moderate to light in Phnom Penh Municipality, Cambodia during December, with Phnom Penh averaging close to 29 mm (1.1 in).

Is December a Good Time to Visit Phnom Penh Municipality, Cambodia?

We believe that December is one of the best times to visit Phnom Penh Municipality, Cambodia with overall perfect weather in Phnom Penh. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in December offering mostly tolerable weather in Phnom Penh. On the other hand, the weather in January, February, March, April, May, June, July, August, September and October tend to be poor.

Interested in more climate information?

We have much more information about the climate in Phnom Penh Municipality.

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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