Ha Long Bay Weather September Averages, Vietnam

    Ha Long Bay Weather for September 2021

    What's the weather like in Ha Long Bay in September


    It is the start of the end of summer months in September in Ha Long Bay, which is located in Vietnam, with an average temperature of 28°C which is the second hottest temperature in the year along with May which also has an average temperature of 28°C. With temperatures at their warmest, you will be able to enjoy days out discovering the island, seeing the floating villages and going to see the Bai Chai Bridge. During this summer month, you might see temperatures high of up to 31°C which is the second highest in the year along with July which can also see highs of up to 31°C, or lows of 24°C which is still very warm.


    While the weather is gloriously warm, the average monthly rainfall in September is 190mm which falls over an average of 14 days. While this may seem high, it is considerably lower than the month before when it is 265mm over 16 days. 

    Sunshine Hours

    During the summer month, you will get an average of 7 hours of sunshine which is the second highest in the year along with October, January, February and July which also has 7 hours of sunshine. Because of the warm weather and reduced rainfall, you should be able to have some great days out but make sure to check the weather forecast before booking anything.

    Sea Temperature

    If you like to enjoy a swim in the sea then you will be pleased to know that the average sea temperature in September is a very warm 27°C which is actually the second lowest in the year along with October, June and July which also has an average sea temperature of 27°C. This is a lovely warming temperature that will let you enjoy hours of fun in the sea without feeling uncomfortable.


    The chance of there being a cloudy day in September is 54% which is lower than in August when it is 59% but higher than in October when it is 49%. While the rainfall may seem quite high in Ha Long Bay during September, it is 70% higher in the neighbouring holiday destination, Mai Chau where it is 323mm which falls over an average of 16 days.

    Ha Long Bay Hotels for September

    Crown Hotel

    If you're after a budget hotel then try the Crown Hotel which is a 3 star hotel located on the Halong Bay. It a great choice for couples and is a quiet and reasonably priced hotel. It has a range of rooms to choose from including superior double rooms, superior twin rooms, deluxe double rooms and VIP rooms all of which have breakfast included, air conditioning, complimentary bottled water and minibar. Facilities at the hotel include a garden, massages, spa and hot tub.

    Halong Dream Hotel

    If you're after a bit of luxury to treat yourself this year then why not go for the Halong Dream Hotel which is a 4 star hotel located near Bai Chay. This is a great choice for couples and is very reasonably priced. There are 188 rooms in total with a choice of superior double rooms, deluxe double rooms and executive suites which all have a sea view, breakfast included, air conditioning and complimentary bottled water. You can find activities at the hotel including a fitness centre, massages, kid's pool and steam room plus many more.

    Halong Plaza Hotel

    One of the most popular hotels to stay in is the Halong Plaza Hotel which is a 3 star hotel located in Bai Chay. This is a very popular hotel choice for couples and boasts stunning views. It has 200 rooms available with a choice of superior double rooms, deluxe double rooms and junior suites which all have a flat screen TV, air conditioning, satellite channels and minibar.

    Ha Long Bay Beaches in September

    Tuan Chau Island

    If you're a beach person and love a good swim in the sea when on holiday then head to the Tuan Chau Island which has a glorious beach to enjoy. You can get to this beach on one of the day cruises so ask around the different cruise companies. It is a 3km artificial beach with plenty of activities to do on and around the beach. You can also relax and take in the stunning scenery that sits all around you.

    Bars and Restaurants

    Hana Hana

    If you're after a bit of home comforts when in Ha Long Bay then head over to the Hana Hana restaurant which is a steakhouse and barbecue restaurant located in in Halong Bay. You will get some extra yummy and delicious rib-eye steak and lamb chops at this popular restaurant all at reasonable prices. You will also find extra friendly and welcoming staff that will help with your choices and make sure you have a good time.

    Marina Restaurant

    If it some local cuisine that you want then try the Marina Restaurant which is a Vietnamese restaurant located near Ngoc Chau. Here you will find very yummy food as well as nice and friendly waiting staff. The vegetable spring rolls with peanut sauce comes highly recommended as does the fried noodles with beef. You will also be able to have some great civet coffee or cold beers while enjoying the stunning views.

    Things to do in Ha Long Bay in September

    Cua Van Floating Village

    A great day out to do while temperatures are warm and rainfall is starting to reduce is to go and see the Cua Van Floating Village which is a point of interest is a must see. The government are trying to relocate those living in the floating village onto land so make sure to go and see it while it still inhabited. It is truly amazing to see how the people of the floating village live and even go to school; it is an experience you will always remember.

    Ha Long Pearl

    If you love to do a bit of shopping and buy souvenirs to always bring back memories then visit the Ha Long Pearl which is a specialty gift shop located in Ha Long Bay. You will be able to discover pearls in all their natural beauty with the shop owners having to wait for 6 years to see if they have even have pearls in. The friendly and welcoming staff will show you just how these beautiful pearls are formed as well as having pearls in everyone's price range.

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