Ha Long Bay weather live forecast

Today's maximum temperature in Ha Long Bay is expected to be 90°F. 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 Saturday 15th August 2026 GMT

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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 Sunday 16th August 2026

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 90°F, 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 76% chance of some rain and a light breeze of 5 mph from the south.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F 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)
  • 76% chance of some rain76
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 5 mph from the South5
    mph wind from S

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Ha Long Bay weather for Monday 17th August 2026

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and little or no wind of 3 mph from the north-east.

  • 91°F maximum temperature91
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 86% chance of some rain86
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 mph from the North-East3
    mph wind from NE

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Ha Long Bay weather for Tuesday 18th August 2026

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 88°F, high levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and little or no wind of 3 mph from the north.

  • 88°F maximum temperature88
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 92% chance of some rain92
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 mph from the North3
    mph wind from N

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Ha Long Bay weather for Wednesday 19th August 2026

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 40-50 mm of rainfall expected with 92% chance of some rain and a light breeze of 4 mph from the north.

  • 88°F maximum temperature88
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 92% chance of some rain92
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 4 mph from the North4
    mph wind from N

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Ha Long Bay weather for Thursday 20th August 2026

Expect isolated thunderstorms in Ha Long Bay, Vietnam with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 12 mph from the east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 96% chance of some rain96
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 12 mph from the East12
    mph wind from E

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