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Hong Kong Weather in September

Written by JoshuaUpdated Nov. 6, 2023

September in Hong Kong is generally hot and humid with an average of about 15 days of rain. The typhoon season continues, and it is the month with the most tropical cyclones. The average low and high temperatures are 24 °C (75 °F) and 33 °C (91 °F).

Hong Kong weather infographic 9

September Weather Conditions in Hong Kong

Sunshine & High Temperature

Night view of Victoria Harbour, Hong KongNight view of Victoria Harbour, Hong Kong

The temperature, hours of sunshine and ultraviolet radiation decrease in September from July and August, but people will still experience hot and sunny weather.

Measures to prevent sunburn and heatstroke are required: Use sunscreen and wear sunglasses and a hat when going outside. Drink more water.

Rain & Humidity

September is the end of the rainy season in Hong Kong. There are still 15 rainy days in Hong Kong, but the precipitation and humidity are lower than in August, and it usually decreases even more in late September.

However, typhoons are more likely to strike Hong Kong during September.

Allergen Warning

Be aware that many flowers bloom in September in Hong Kong: rain tree, pride of Barbados, tall bottle-brush, winged cassia, dwarf ixora, etc. If needed, use a dust mask or take some medicine.

September is the Typhoon Season in Hong Kong

Hong Kong Ocean ParkHong Kong Ocean Park

May to November is the typhoon season of Hong Kong. September is one of the months most likely to have a typhoon.

About Typhoons in September in Hong Kong

On average, 1.5 tropical cyclones appear around Hong Kong in September. Half of them are typhoon strength, and the highest wind velocity can reach 118km/h or higher.

When a tropical cyclone is generated on the ocean, the weather in Hong Kong is generally sunny and hot, but there might be regional thunderstorms around nightfall. When the cyclone approaches, the wind will get stronger, and there might be heavy rain lasting for days.

Good Things to Know About Typhoons

Flights and other transportation might be canceled due to a strong typhoon.

Hong Kong CentralHong Kong Central

Hong Kong is constructed to withstand strong typhoons and is well prepared for them. There is a well developed storm forecast and warning system, and the buildings you would shelter in are well designed. You don't need to worry about personal safety.

If you are traveling with us, your guide and travel consultant will do his or her best to make sure that you have a good experience after a typhoon, but you may still miss some attractions. You can save the places for your next visit.

Check more traveling tips for Hong Kong typhoon season.

What to Wear & Prepare in Hong Kong in September?

Prepare summer clothes and a jacket: Hong Kong is located in low latitude, so autumn comes late in Hong Kong. Summer clothes are still suitable in September. Also bring a thin jacket or sweater in case of cooler temperatures during tropical storms.

If you travel with us, we carry umbrellas for you in case it rains. We also offer ice water for you to drink if you like.

Best Things to Do in Hong Kong in September

Ascend Victoria Peak

Ride a tram to ascend Victoria PeakRide a tram to ascend Victoria Peak

Victoria Peak is the highest peak on Hong Kong Island with a wonderful bird's-eye view of Victoria Harbor, Hong Kong Island and Kowloon.

Taking the Peak Tram is the most popular way to reach the top. You travel 1.4 kilometers along the rail and can relax by watching the scenery out of the windows. When you travel upwards, you are suggested to take a seat on the right side because it offers a better view.

Enjoy Nature on Lamma Island

If you want to get far away from the bustling city, you can go to Lamma Island. It is famous for its beautiful ambling scenic walks and seafood restaurants. You'll see hilly landscapes and large clean white sand beaches you probably wouldn't expect to find in Hong Kong.

Hong Kong Events & Festivals in September

The Mid-Autumn Festival (中秋節)

Fire dragon danceFire dragon dance

The Mid-Autumn Festival is the second biggest traditional Chinese festival. It falls in the 15th day of the 8th lunar month, usually September. You can enjoy snacking and dining on hot Chinese food at the many outdoor restaurants while you watch the acrobatic lion dances or other performers.

In Tai Hang Village in Causeway Bay on Hong Kong Island, when night falls, fire dragons fly through streets and alleys! This is not a movie, but a traditional activity of the Fire Dragon Dance during the Hong Kong Mid-Autumn Festival. A "fire dragon" is controlled by over 300 performers.

Lantern displaying activities will be held in many places in Hong Kong. Travelers can have fun with locals by watching traditional stage shows, playing games and joining in on the lantern puzzle quizzes.

Spending the Mid-Autumn Festival in Hong Kong, you must have a taste of the mooncakes. It is a traditional food that only can be eaten in this festival. Besides the traditional lotus seed paste mooncakes, you can also try an ice skin mooncake that originated in Hong Kong. You can explore other flavors of mooncakes or eat a sugar-free mooncake if you are in a diet.

Visiting Hong Kong in September: Important Travel Tips and Popular Tours

September is in the shoulder tourism season.

September starts to be busy, especially if the Mid-Autumn Festival falls in it. Both airline tickets and hotel rooms may be difficult to get during the major holiday. We could help conveniently arrange your hotel rooms and your flight tickets using our experience in the area.

Tour Hong Kong in September

Recommended Hong Kong Tours

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