Things to do in Siem Reap in September

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Overview

September is a less popular time to visit Siem Reap. The weather is usually very warm, muggy, with temperatures ranging from 76—87°F (24—31°C). There are plenty of events to check out and activities to try in Siem Reap during this time. Some of our top recommendations: explore the local markets and street food scene, explore the flooded forests of Tonle Sap Lake, explore the countryside on a bike tour, and more!

Siem Reap has plenty to offer for visitors of all ages and interests. In this article, we tell you the top things to see and do for your September trip to Siem Reap. Get inspired by the events, activities, attractions, and experiences unique to September. We’ll let you know where to explore events based on your interests, whether that’s food, culture, art, music, sport or others.

We’ll let you know everything you need to prepare for the weather in Siem Reap in September. Learn about what to wear and pack for your trip, the average temperatures throughout September, temperature changes from morning to evening and much more.

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Best events and things to do in Siem Reap in September

Top experiences in September
Explore the local markets and street food scene
September is a great time to explore the vibrant markets and street food scene in Siem Reap. You can wander through bustling markets, sampling local delicacies and interacting with friendly vendors. From fresh fruit and vegetables to savory snacks and sweet treats, the local markets offer a feast for the senses. It's a great way to experience the authentic flavors and aromas of Cambodian cuisine.
Explore the flooded forests of Tonle Sap Lake
In September, the water levels of Tonle Sap Lake are at their highest, creating a unique opportunity to explore the flooded forests by boat. You can take a guided tour through the mangrove trees and witness the diverse wildlife that inhabits this unique ecosystem. Keep an eye out for rare bird species, monkeys, and other wildlife that call the flooded forests home.
Explore the countryside on a bike tour
September is a great time to explore the beautiful countryside surrounding Siem Reap on a bike tour. You can pedal through lush rice paddies, charming villages, and scenic landscapes, taking in the sights and sounds of rural Cambodia. Along the way, you can interact with friendly locals and gain a deeper understanding of daily life in the countryside.
Take a traditional Khmer dance class
In September, you can take a traditional Khmer dance class in Siem Reap. This unique experience allows you to learn the graceful movements and gestures of classical Cambodian dance from a professional instructor. You'll gain insight into the cultural significance of Khmer dance and have the opportunity to immerse yourself in this beautiful art form.
Participate in a traditional Khmer cooking class
September is the perfect time to learn how to cook traditional Khmer dishes. You can take a cooking class in Siem Reap and learn how to prepare authentic Cambodian cuisine using fresh, local ingredients. Not only will you get to enjoy the delicious food you've prepared, but you'll also gain insight into the rich culinary traditions of Cambodia.
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Visit the Landmine Museum and Relief Center
September is a great time to visit the Landmine Museum and Relief Center in Siem Reap. This unique museum provides insight into the impact of landmines on Cambodia and the efforts being made to clear them. You can learn about the history of landmines in Cambodia, as well as the work being done to support landmine victims and their families.
Take a hot air balloon ride over Angkor Wat
September is a great time to take a hot air balloon ride over the ancient temples of Angkor Wat. The weather is generally clear, providing stunning views of the temple complex and the surrounding countryside. As you soar above the treetops, you'll be able to appreciate the sheer size and beauty of Angkor Wat from a unique perspective.
Visit the Angkor National Museum
September is a great time to visit the Angkor National Museum in Siem Reap. This museum houses a vast collection of artifacts and exhibits related to the history and culture of the Khmer Empire. You can learn about the ancient temples of Angkor, as well as the art, architecture, and religious beliefs of the Khmer people.
Take a sunset cruise on the Tonle Sap River
In September, you can take a relaxing sunset cruise on the Tonle Sap River. As the sun sets over the water, you can enjoy stunning views of the surrounding countryside and witness the daily life of the local people along the riverbanks. It's a peaceful and picturesque way to end the day in Siem Reap.
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Holidays in Siem Reap in September
September
  • Constitutional Day (September 24)
  • Constitutional Day (September 24)
Other notable holidays
  • Pchum Ben Festival (October 13)
  • Commemoration Day of King's Father (October 15)
  • King's Coronation Day (October 29)
  • Independence Day (November 9)
  • Water Festival Ceremony (November 1416)
  • Peace Day (December 29)
  • New Year (January 1)
  • Victory over Genocide Day (January 7)
  • International Women Day (March 8)
  • Labour Day (May 1)
  • King's Birthday (May 14)
  • King's Mother's Birthday (June 18)
  • Commemoration Day of King's Father (October 15)
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Weather in Siem Reap in September

Temperatures on an average day in Siem Reap in September

The average temperature in Siem Reap in September for a typical day ranges from a high of 87°F (31°C) to a low of 76°F (24°C). Some would describe it as very warm, muggy.

For comparison, the hottest month in Siem Reap, March, has days with highs of 99°F (37°C) and lows of 78°F (25°C). The coldest month, December has days with highs of 90°F (32°C) and lows of 69°F (21°C). This graph shows how an average day looks like in Siem Reap in September based on historical data.

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Historical temperature average in September
87°F
highs
76°F
lows

General weather summary

Very warm, muggy
Feels like
79%
Chance of rain
0.584 in
Amount
8.8 mph
Wind speed
81%
Humidity
12.2 hrs
Daylight length
5:53 AM
Sunrise
6:06 PM
Sunset
18%
Cloud cover
Sleeveless shirt, rain coat and rain boots
What to wear
What to wear in September
With an average high of 87°F (31°C) and a low of 76°F (24°C), it generally feels very warm, muggy. There might also be a very high chance of rain. With that in mind, most people would dress in something very light like a sleeveless shirt and top it off with a rain coat and rain boots
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Best attractions for Siem Reap in September

Besides the array of exciting events and activities Siem Reap has to offer for travelers in September, we want to remind you of the classic attractions in Siem Reap that are great to visit at this time of the year as well! You can’t miss these iconic landmarks, local favorites, and places rich with cultural heritage. We hope to give you insights and inspiration into the best things to see and do to make the most of your visit. Here is a list of our top attractions in Siem Reap for September.
Angkor Wat
1. Angkor Wat
4.8
(34739)
Buddhist temple
Sights & Landmarks
This iconic, sprawling temple complex is surrounded by a wide moat & features intricate carvings.
Bayon Temple
2. Bayon Temple
4.8
(11052)
Buddhist temple
Sights & Landmarks
Angkor Thom temple from 12th century famed for 200 large smiling faces carved into stone walls.
Ta Prohm Temple
3. Ta Prohm Temple
4.8
(10308)
Buddhist temple
Sights & Landmarks
Trees rise from the ruins of this iconic 12th-century Buddhist temple surrounded by jungle.
Street 08
4. Street 08
4.3
(261)
Notable street
Sights & Landmarks
Festive nightlife strip lined with pubs, cocktail bars & informal restaurants with outdoor tables.
Angkor Thom
5. Angkor Thom
4.7
(33)
Historical landmark
Sights & Landmarks
Banteay Srei
6. Banteay Srei
Sights & Landmarks
Sacred & Religious Sites
Banteay Srei is a 10th century CE Cambodian temple dedicated to the Hindu god Shiva and Parvati. Located in the area of Angkor, it lies near the hill of Phnom Dei, 25 km north-east of the main group of temples that once belonged to the medieval capitals of Yaśodharapura and Angkor Thom. Wikipedia.
Angkor Wat
7. Angkor Wat
4.8
(34739)
Buddhist temple
Sights & Landmarks
This iconic, sprawling temple complex is surrounded by a wide moat & features intricate carvings.
Angkor National Museum
8. Angkor National Museum
4.4
(4373)
Archaeological museum
Museums
Modern, expansive museum of Khmer artifacts, including numerous Buddhas & Hindu religious icons.
Cambodia Landmine Museum
9. Cambodia Landmine Museum
4.6
(784)
Museum
Specialty Museums
Museum dedicated to education on the dangers of landmines & their lingering presence in Cambodia.
Prasat Preah Khan
10. Prasat Preah Khan
4.8
(2611)
Buddhist temple
Sights & Landmarks
Historic ruins of a temple built by a king, with ornate stone carvings & shade trees.
War Museum Cambodia
11. War Museum Cambodia
4.0
(1439)
War museum
Museums
Civil War museum with a collection of military vehicles & artillery, with ex-soldiers as guides.
Angkor Night Market St
12. Angkor Night Market St
3.2
(30)
Notable street
Shopping
Evening outdoor marketplace featuring individual stalls selling food, textiles & artisanal goods.
Terrace of the Elephants
13. Terrace of the Elephants
4.5
(1708)
Historical landmark
Sights & Landmarks
Lined with elephant carvings & statues, this monument was once used by kings for viewing events.
Pre Rup temple
14. Pre Rup temple
4.7
(2286)
Historical landmark
Sights & Landmarks
Hindu temple ruins with ornate carvings, shrines & scenic views popular with sunset watchers.
Baphuon
15. Baphuon
4.7
(1828)
Hindu temple
Sights & Landmarks
Imposing remains of an 11th-century pyramid-style temple, with steep stairs to a panoramic terrace.
Kbal Spean
16. Kbal Spean
4.4
(563)
Nature & Parks
Archaeological site
Historic 11th-century Hindu sculptures & sandstone carvings along a riverbed amid lush scenery.

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