Ha Long Bay weather live forecast

Today's maximum temperature in Ha Long Bay is expected to be 27°C. Select a day from the live weather forecast for Ha Long Bay, Vietnam for more weather parameters.

5-day weather forecast updated at 04:03 on Thursday 25th September 2025 GMT

More about Ha Long Bay

Ha Long Bay by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Vietnam

Momondo: Compare latest car hire deals

  • Search & compare the best car hire deals
  • Free 48-hour cancellation policy & no hidden charges
  • Check prices with Avis, Europcar, Sixt & more
Go to Momondo deal >>

View all Momondo offers

The 5-day weather forecast for Vietnam (Ha Long Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ha Long Bay weather forecast by day

Below are the detailed weather forecasts for Ha Long Bay for the next 5 days.

Ha Long Bay weather for Thursday 25th September 2025

Expect mostly cloudy with rain in Ha Long Bay, Vietnam with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 41% chance of some rain and a gentle breeze of 16 kph from the north-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 41% chance of some rain41
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the North-West16
    kph wind from NW

Back to top

Ha Long Bay weather for Friday 26th September 2025

Expect broken clouds in Ha Long Bay, Vietnam with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the East15
    kph wind from E

Back to top

Ha Long Bay weather for Saturday 27th September 2025

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 16 kph from the north-east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 60% chance of some rain60
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 16 kph from the North-East16
    kph wind from NE

Back to top

Ha Long Bay weather for Sunday 28th September 2025

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 77% chance of some rain and a moderate breeze of 22 kph from the north-east.

  • 32°C maximum temperature32
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 77% chance of some rain77
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 22 kph from the North-East22
    kph wind from NE

Back to top

Ha Long Bay weather for Monday 29th September 2025

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 1 (Low) and no hours of bright sunshine. There are 50 mm or more of rainfall expected with 98% chance of some rain and a moderate breeze of 27 kph from the south-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 98% chance of some rain98
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 27 kph from the South-East27
    kph wind from SE

Back to top

Avalon Waterways: Current offers on 2025 river cruises

  • Save on river cruises in 2025 with Avalon Waterways
  • Book river cruises in Europe, Asia, Africa & Americas
  • Filter deals by promotion, month, destination & more
Go to Avalon Waterways deal >>

Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Vietnam

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^