Is it too rainy in Bangkok in September? Is it a good time to visit Bangkok or not? Read on to find out.

Weather in Bangkok in September

September marks the peak of the monsoon season and is the wettest month in Bangkok. Around 22 rainy days and a very high rainfall of 330 mm are expected. Nevertheless, there are also sunny days. Bangkok averages more than five hours of sunshine per day in September.

In September, temperatures remain fairly constant both day and night. Even the approaching autumn doesn't feel much cooler. Daytime temperatures are around 30°C, and nighttime temperatures around 25°C.

What to wear in September

Pack summer clothes as well as one or two light, long-sleeved garments for considerate sightseeing, cooler moments after rain showers, or air-conditioned areas.

Wear waterproof shoes with good tread in the rain. UV radiation is strong in tropical Bangkok, so wear a hat and protect your skin on sunny days. Pack a light rain jacket or umbrella in case it rains during your trip.

Get inspired to plan your trip to Bangkok.

Tips for visiting Bangkok in September

Even though it often rains in Bangkok in September, it's still a good time to travel, as the weather is neither too hot nor too cold. The rain isn't really a big problem: during this month, it usually only rains briefly, often heavily, for 20 to 30 minutes. So you won't be able to do much. For more flexibility, you can also include some indoor activities in your travel plans if it rains.

September is a good time to travel to Bangkok. Hotel and flight prices are reasonable, and rooms are readily available.

Recommended reading: The best (and worst) time to travel to Bangkok.

The best things to do in Bangkok in September

Here are some things you can do in Bangkok in September.

1. Visit the Grand Palace

The magnificent Grand Palace is an absolute must-see when visiting Bangkok. Your trip would be incomplete without it. The imposing palace complex offers a profound insight into Thai spirituality and the life of the Thai royal family – then and now. As the palace is largely outdoors, you should consider the weather (heat, rain) when planning your visit.

Please wear long trousers/skirts; otherwise, you will have to rent them on site for a small fee. This rule is for the sake of mutual respect.

2. Visit Grand Wat Pho

Wat Pho is considered one of Bangkok's oldest, largest, and most important temples and is an absolute must-see. The temple complex is architecturally and atmospherically breathtaking.

You can spend 2 hours strolling through the beautiful grounds and seeing one of the most famous reclining Buddha statues in the world, as well as more than 1,000 other Buddha images.

The place is very busy and offers no protection from sun or rain. Therefore, don't forget to bring an umbrella and wear appropriate, respectful clothing that covers everything except your head, hands, and feet. Comfortable slip-on shoes are best for entering the prayer rooms.

3. Explore Chinatown

Chinatown is a melting pot of Chinese and Thai culture. It's open all day, but especially lively in the evenings. Discover its unique atmosphere with an evening stroll and find plenty of delicious Thai and Chinese street food stalls for a meal or a quick bite.

Most restaurants open in the evening, but if you arrive earlier you can venture further away from the main streets, where you will find beautiful shrines and temples, ancient buildings, quirky cafes, art and much more.

4. Shopping at Siam Paragon

Don't hesitate to escape the heat (or rain) and enjoy the air conditioning in a shopping mall. Siam Paragon is an excellent choice. This luxurious mall positions itself as a premier shopping and entertainment center for people of all ages and with diverse interests.

The shopping center offers great shopping opportunities for anyone looking for designer or brand-name items. It's also a good place to buy culinary souvenirs.

5. Visit SEA LIFE Bangkok Ocean World

If you are traveling with children, you should definitely visit SEA LIFE Bangkok Ocean World. It offers world-class aquarium attractions, such as a 270-degree glass tunnel and a glass-bottom boat, from which you can marvel at the diversity of 8,000 fascinating marine creatures.

6. Bangkok Art and Cultural Center (BACC)

This is the center for contemporary art in Bangkok. Various art, music, theater, film, design, cultural and educational activities, exhibitions and performances take place here.

The center houses cafés, galleries, bookstores, craft shops, and art libraries. It aims to foster cultural exchange and promote culture. Art and culture enthusiasts will find plenty to enjoy here.

  • The best floating markets in Bangkok

    • Explore Bangkok exactly as you wish with us.

    Rain or shine, we can organize interesting activities for you in Bangkok. Simply tell us your interests and wishes, and we will gladly put together a customized tour for you.

    Monthly weather and travel information for Bangkok

    Learn more about the weather in Bangkok and discover the top activities for each month by following the links below.