Discovering Cambodia in December offers a pleasant experience thanks to cooler, drier weather, ideal for exploring temples, villages and diverse landscapes without the stifling heat of the hot season. It’s the perfect time to enjoy outdoor activities and immerse yourself in the local culture.

Lively markets, traditional festivals and the beauty of rural landscapes unfold under a comfortable climate. Traveling at this time also allows for stress-free planning of excursions, with ideal conditions for admiring the wonders of Cambodia in complete tranquility.

How is the weather like in Cambodia in December?

Cambodia weather in December combines sunny days, mild temperatures and low humidity, providing an ideal setting to explore temples, villages and diverse landscapes in complete tranquility. This period is also highly appreciated because the dry season in Cambodia ensures easy travel and optimal comfort.

General weather in Cambodia in December 

December marks the dry season in Cambodia, with bright days and generally clear skies. Temperatures remain comfortable, ranging between 25 and 28°C in most regions. Humidity is low and rain is infrequent, making sightseeing particularly pleasant. Cambodia weather in December thus offers perfect conditions for enjoying cultural sites, markets and nature walks without any weather constraints.

Weather in Cambodia by region

West and north (Siem Reap, Angkor, Battambang)

• Average temperature: 22–28 °C
• Rainfall: ~20 mm

Highlight: The ancient temples and surrounding countryside can be comfortably visited thanks to sunny days and pleasant weather, ideal for discovering local history and life

East (Kratie, Mondulkiri)

• Average temperature: 24–27 °C
• Rainfall: ~30 mm

Highlight: Wildlife viewing and exploration of hills and traditional villages in a mild and sunny climate.

Mekong Plains (Phnom Penh, Kampong Cham)

• Average temperature: 25–30 °C
• Rainfall: ~10 mm

Highlight: Mekong cruises, urban walks and local markets are particularly pleasant thanks to the clear skies and moderate heat.

South coast (Sihanoukville, Koh Rong, Koh Rong Samloem)

• Average temperature: 24–30 °C
• Rainfall: ~40 mm

Highlight: Beaches, swimming and boat trips are perfect with a dry and sunny climate, ideal for relaxing after cultural discoveries.

Top things to do in Cambodia in December

Discovering Cambodia in December allows you to enjoy pleasant weather while exploring its cultural sites, vibrant cities and tranquil beaches. This month is ideal for combining historical visits, local immersion and moments of relaxation.

Siem Reap and the temples of Angkor

Siem Reap is ideal in December to admire the temples in the best conditions, between cool mornings and clear skies.

• Angkor Wat at sunrise
• Ta Prohm and its iconic roots
• Angkor Thom and the Bayon with its sculpted faces
• Exploring the less frequented secondary temples
• Local markets and cultural events

Phnom Penh: capital and lifestyle

Phnom Penh blends historical heritage and lively urban life, pleasant to explore in December thanks to a mild climate.

• Royal Palace and Silver Pagoda
• National Museum
• A stroll along the banks of the Mekong
• Wat Phnom and its shaded gardens
• Local cafes, urban markets, Khmer cuisine

Southern beaches and islands (Sihanoukville, Koh Rong, Koh Rong Samloem)

The south coast offers sunshine, calm seas and a peaceful atmosphere in December, perfect for a seaside break.

• Swimming and relaxing on the beaches
• Snorkeling in clear waters
• Boat trips around the islands
• Easy hikes on coastal trails
• Sunsets by the sea

Battambang: culture and tranquility

Battambang is captivating with its calm atmosphere, colonial heritage and burgeoning art scene.

• Colonial architecture in the city center
• Local artists’ studios and galleries
• Bamboo train ride
• Ancient temples around the city
• Wat Ek Phnom
• Phnom Sampov and its panoramic views

Mondulkiri: adventure and wilderness

Mondulkiri attracts travelers seeking fresh air, unspoiled nature and authentic experiences.

• Bousra Waterfalls
• Hiking in the forests and valleys
• Local wildlife observation
• Meetings with indigenous communities
• Rolling landscapes and viewpoints

Ratanakiri: adventure and wilderness

Ratanakiri offers a unique natural world made up of volcanic lakes, deep forests and wild waterfalls.

• Lake Yeak Laom
• Ka Tieng and Kachang Waterfalls
• Hiking in the rainforests
• Visit to ethnic minority villages
• Swimming in clear water and landscapes of red earth

Itinerary for a trip to Cambodia in December

To fully experience Cambodia in December, it’s best to follow a balanced itinerary that mixes temples, vibrant cities, nature and beaches, ensuring you enjoy each stop in pleasant weather and get the most out of your trip. Here are some recommended itineraries highlighting the things to do in Cambodia in December

2-week Cambodia tour

Start in Siem Reap with the temples of Angkor Wat, Angkor Thom, Banteay Srei and other ancient sites, immersing yourself in Khmer history. Then head to Battambang to explore rural villages, rice paddies and ride the famous bamboo train. 

Continue to Phnom Penh for a cultural and historical overview and return to Siem Reap via a Tonlé Sap cruise for local life experiences. This tour offers a perfect mix of temples, nature, heritage and cultural encounters.

Cambodia Panorama 13 days

Begin in Phnom Penh and explore Kampong Cham, Kampong Thom and Siem Reap’s ancient temples before visiting Battambang, Kampong Chhnang and Oudong. Highlights include Sambor Prei Kuk, Angkor Wat and immersive countryside walks. 

With an English-speaking guide, accommodation, transport and meals included, this itinerary provides a comprehensive view of Cambodia, blending culture, history and rural life – ideal for discovering the things to do in Cambodia in December.

Splendors of Siam and Mysteries of Angkor (2 weeks)

This combined Thailand-Cambodia tour starts in Bangkok and explores temples, Chinatown, Kanchanaburi and Ayutthaya before relaxing on Koh Kret. In Cambodia, discover Tonlé Sap, Angkor’s wonders, Phnom Kulen and the temples of Banteay Srei and Banteay Samre. The journey concludes in Battambang and the Roluos temple group.

Explore Cambodia differently! Hanoi Voyages offers tailor-made tours to experience the things to do in Cambodia in December, from the majestic temples of Angkor to the lively streets of Phnom Penh and the serene beaches of the south.

Tips for a perfect trip to Cambodia in December

Traveling to Cambodia in December offers sunny days and pleasant temperatures. These practical climate-related tips will help you better prepare for visits, excursions and relaxation in each region of the country.

• Adapt your clothing: Opt for light cotton or linen clothing for the day and a light sweater for cooler evenings, especially in the north and mountainous regions like Mondulkiri.
• Book accommodations in advance: December is a peak season. It is recommended to book hotels, guesthouses and excursions early to guarantee availability and the best rates.
• Protecting yourself from the sun: Hats, sunglasses and sunscreen are essential when visiting temples and walking outdoors.
• Equipment for the sea: A swimsuit, light towel and sandals are enough to enjoy the beaches and swimming.
• Pack a first aid kit: Small medications, antiseptics and mosquito repellent are useful, even if it is the dry season, to stay calm during the trip.

Exploring Cambodia in December means enjoying stable weather, luminous landscapes and optimal comfort, thanks to the dry season and the ideal conditions offered by Cambodia’s December weather. Plan your itinerary, book in advance and experience a peaceful and enriching journey in the heart of the smiling kingdom.