Vientiane weather live forecast

Today's maximum temperature in Vientiane is expected to be 86°F. Select a day from the live weather forecast for Vientiane, Laos for more weather parameters.

5-day weather forecast updated at 04:00 on Wednesday 1st October 2025 GMT

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

Vientiane weather forecast by day

Below are the detailed weather forecasts for Vientiane for the next 5 days.

Vientiane weather for Wednesday 1st October 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 49% chance of some rain and a light breeze of 4 mph from the east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 49% chance of some rain49
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 4 mph from the East4
    mph wind from E

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Vientiane weather for Thursday 2nd October 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and little or no wind of 3 mph from the south-west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 51% chance of some rain51
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the South-West3
    mph wind from SW

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Vientiane weather for Friday 3rd October 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the north-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the North-West3
    mph wind from NW

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Vientiane weather for Saturday 4th October 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and little or no wind of 3 mph from the south.

  • 88°F maximum temperature88
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 70% chance of some rain70
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the South3
    mph wind from S

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Vientiane weather for Sunday 5th October 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and little or no wind of 4 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 80% chance of some rain80
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the West4
    mph wind from W

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Metric (°C)  |  Imperial (°F)

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