Cambodia Weather in January

Cambodia experiences a tropical climate with two primary seasons: the rainy season and the dry season. January falls within the dry season, which runs from November to April, making it one of the best months to visit the country. During this period, the weather is characterized by warm temperatures, minimal rainfall, and relatively low humidity, making it an ideal time for sightseeing and outdoor activities. January in Cambodia offers plenty of sunshine, clear skies, and a pleasant atmosphere, particularly in cities like Phnom Penh, Siem Reap, and Sihanoukville.

While the weather is generally dry, it’s important to note that Cambodia’s climate can vary slightly depending on the region, with coastal areas being a bit more humid and inland regions experiencing varying temperatures due to the terrain. This month is popular for tourists, especially those visiting Angkor Wat and other temples, as well as exploring Cambodia’s natural beauty and cultural landmarks.

Average Temperatures in January

Highest and Lowest Temperatures

In January, Cambodia experiences warm to hot temperatures throughout the country, with daytime highs ranging from 28°C (82°F) to 34°C (93°F). The heat is tempered by relatively low humidity levels, which makes the warmth more bearable. However, the temperatures can still feel quite hot, especially in the afternoons. Nighttime temperatures are generally cooler, with lows ranging from 21°C (70°F) to 24°C (75°F), providing relief after the hot days.

1. Phnom Penh and Central Cambodia: In Phnom Penh, the capital, January temperatures are typically warm and pleasant. Daytime highs range from 30°C (86°F) to 32°C (90°F), with nighttime lows cooling to around 22°C (72°F). The weather is dry, making it a great time to explore the city’s historical and cultural sites without being hindered by rain.
2. Siem Reap and the Angkor Region: Siem Reap, located near the famous Angkor temples, enjoys similar weather patterns to Phnom Penh, with daytime highs around 31°C (88°F) to 33°C (91°F) and lows of about 22°C (72°F). The dry season in January provides perfect conditions for visiting the temples, as the weather is more comfortable for outdoor exploration.
3. Coastal Areas (Sihanoukville): The coastal region, including Sihanoukville, experiences slightly higher humidity but still enjoys warm temperatures in January. Daytime highs in Sihanoukville range from 29°C (84°F) to 31°C (88°F), and nighttime lows drop to around 23°C (73°F). The weather is ideal for visiting the beaches and enjoying outdoor activities by the sea.
4. The Cardamom Mountains and Higher Altitudes: In the higher-altitude regions of Cambodia, such as the Cardamom Mountains, temperatures are cooler. Daytime highs in these regions can range from 24°C (75°F) to 28°C (82°F), while nighttime lows can drop to 17°C (63°F) or lower, particularly in the more elevated areas.

Temperature Table for January (Past 10 Years)

Below is a table summarizing the average temperatures and precipitation levels in Cambodia during January over the past 10 years. The data for major cities like Phnom Penh, Siem Reap, and Sihanoukville provide an overview of the weather trends during this month.

Precipitation Levels in January

January is part of Cambodia’s dry season, so precipitation levels are relatively low throughout the country. However, some regions, particularly in the southwest, may receive occasional light rain showers.

1. Phnom Penh and Central Cambodia: Phnom Penh and central Cambodia generally see very little rain in January, with average precipitation levels ranging from 0 mm to 2 mm. This dry weather is ideal for tourists looking to explore the city’s markets, temples, and riverside attractions without worrying about rain.
2. Siem Reap and the Angkor Region: The Angkor region, including Siem Reap, experiences very little rainfall during January. Precipitation levels are usually between 0 mm and 2 mm, with occasional showers, typically at night. The weather is ideal for visiting the Angkor Wat temple complex and other archaeological sites, as the dry conditions make it easier to explore the vast grounds.
3. Coastal Areas (Sihanoukville): Sihanoukville, located on the coast, also enjoys dry weather in January, with precipitation levels around 0 mm to 1 mm. The dry season makes it perfect for beach activities, including swimming, water sports, and lounging along the beautiful coastlines.
4. The Cardamom Mountains and Higher Altitudes: While January is the dry season, the higher-altitude regions, including the Cardamom Mountains, may experience occasional rain. Precipitation in these areas is still relatively low, averaging between 1 mm and 5 mm. The cooler weather in the mountains provides a refreshing break from the heat and is perfect for nature walks and wildlife observation.

Snowfall in Cambodia

Snowfall is extremely rare in Cambodia due to its tropical climate. Even in the higher-altitude regions, such as the Cardamom Mountains, temperatures are generally too warm for snow. January, being part of the dry season, is characterized by clear skies and mild temperatures, making it an ideal time for outdoor activities.

Wind Patterns in January

January in Cambodia generally sees light to moderate winds, particularly in the coastal and inland areas. The wind speeds are typically around 5 km/h to 15 km/h, with occasional breezes in the evenings. Coastal regions like Sihanoukville experience slightly stronger winds due to the sea breezes, which help moderate temperatures.

In the mountainous areas, such as the Cardamom Mountains, wind speeds can occasionally increase, but they are not typically strong enough to disrupt travel plans. The overall wind patterns in January contribute to Cambodia’s generally pleasant and dry weather during this time.

Atmospheric Pressure in January

Atmospheric pressure in Cambodia during January is relatively stable and typical for the dry season. The average pressure tends to range from 1010 hPa to 1015 hPa. The absence of significant low-pressure systems or tropical storms contributes to the dry conditions and clear skies, especially in the central and northern regions. Travelers will experience mild weather and minimal fluctuations in pressure, making it a great time for outdoor adventures and exploration.

What to Consider for Traveling to Cambodia in January

Packing for the Weather

When traveling to Cambodia in January, packing light, breathable clothing is essential to stay comfortable in the warm weather. Opt for lightweight fabrics like cotton and linen, which will help keep you cool throughout the day. However, it is important to bring a light jacket or sweater for cooler evenings, especially in more elevated regions like the Cardamom Mountains.

For those visiting temples or cultural sites, modest clothing is required, covering the shoulders and knees. It’s also a good idea to bring sun protection, including sunscreen, sunglasses, and a hat, to shield yourself from the strong tropical sun. Comfortable shoes are essential for walking and exploring, especially in areas with uneven terrain, such as Angkor Wat.

Staying Hydrated

Given the warm weather, staying hydrated is crucial during your visit. Drink plenty of bottled water throughout the day to avoid dehydration, especially when exploring outdoor sites like Angkor Wat or trekking through the countryside. Avoid drinking tap water and stick to bottled or filtered water to minimize the risk of waterborne illnesses.

Health and Safety Considerations

Before traveling to Cambodia, it is important to ensure that you are up to date on any vaccinations, such as hepatitis A, hepatitis B, typhoid, and malaria prevention. Malaria is a risk in rural areas, so it is important to take the necessary precautions, including the use of insect repellent and sleeping under a mosquito net in areas where malaria is prevalent.

Transportation in January

January is one of the busiest months for tourism in Cambodia, so it’s a good idea to book transportation in advance, especially for long-distance travel. While cities like Phnom Penh and Siem Reap have reliable public transportation, many tourists opt for taxis, tuk-tuks, or private cars to get around. In rural areas, renting a motorcycle or bicycle can be a great way to explore the countryside, but make sure to follow local safety guidelines and wear a helmet.

For those traveling to remote areas or the mountains, it may be necessary to arrange transportation with local guides or tour companies, particularly if the roads are less developed. Many hotels and guesthouses offer transportation services or can help arrange tours and travel logistics.

Currency and Payments

The official currency in Cambodia is the Cambodian riel (KHR), but the US dollar is widely accepted, especially in larger cities and tourist areas. It is recommended to carry both riel and US dollars, as smaller shops or markets may only accept riel, while hotels and larger establishments are likely to accept US dollars. ATMs are readily available in cities like Phnom Penh and Siem Reap, but they may be less common in rural areas.

Cultural Etiquette

Cambodia is a predominantly Buddhist country, and it’s important to respect local customs and traditions. When visiting temples, pagodas, or monasteries, dress modestly and behave respectfully. Remove your shoes when entering religious sites, and avoid pointing at people or religious objects. Always ask for permission before taking photos of locals, especially in rural areas or religious settings.

Safety Tips

Cambodia is generally a safe country for tourists, but like any destination, it is essential to take basic precautions. Be aware of your surroundings, especially in crowded markets or tourist hotspots. Avoid carrying large amounts of cash, and use reputable transportation services when traveling. Stick to well-lit areas at night, and always ensure that your valuables are secured in a safe place.

Things to Do in Cambodia in January

Explore Angkor Wat and the Temples of Angkor

One of the top things to do in Cambodia in January is visit the Angkor Wat temple complex in Siem Reap. With the dry weather, it’s an ideal time to explore the thousands of temples, including Angkor Wat, Bayon Temple, and Ta Prohm, which is famous for the tree roots growing through the ruins. The mild temperatures make it a great time for early morning and late afternoon visits to avoid the heat of midday.

Visit the Capital City, Phnom Penh

Phnom Penh, the capital city of Cambodia, offers a mix of cultural and historical experiences. Visit the Royal Palace and Silver Pagoda, which house Cambodia’s royal treasures. The National Museum is home to an extensive collection of Khmer artifacts, while the Killing Fields and Tuol Sleng Genocide Museum provide a somber but important insight into the country’s history.

Visit Sihanoukville and the Islands

January is a great time to visit Cambodia’s coastal regions, including Sihanoukville and the nearby islands. The dry weather and warm temperatures make it ideal for beach activities like swimming, snorkeling, and sunbathing. The islands of Koh Rong and Koh Rong Samloem are popular destinations for those seeking a peaceful escape, with white sandy beaches and crystal-clear waters.

Trekking in the Cardamom Mountains

For adventure seekers, the Cardamom Mountains offer an opportunity for eco-tourism and trekking. The dry season in January provides the perfect weather for exploring the dense rainforests, waterfalls, and diverse wildlife in the region. You can go on guided treks, visit local villages, and experience the natural beauty of Cambodia’s interior.

Enjoy Cambodian Cuisine

Cambodian cuisine is an exciting mix of flavors, with influences from Thai, Vietnamese, and French cooking. January is a great time to explore local markets and try fresh dishes such as amok (a curry made with fish or chicken), kuy teav (rice noodles), and Cambodian barbeque. Many restaurants and street food vendors also offer delicious pastries and tropical fruits, perfect for a quick snack after sightseeing.