Laos weather live forecast

Today's maximum temperature in Laos is expected to be 84°F. Select a day from the live weather forecast for Laos (Vientiane) for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 31st August 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.

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Below are temperatures expected today at popular countries, regions and places in Laos. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Laos weather forecast by day

Below are the detailed weather forecasts for Laos for the next 5 days. The forecasts shown are for Vientiane and may not represent the whole of Laos. Browse more destinations in Laos to view more weather forecasts.

Laos weather for Sunday 31st August 2025

Expect isolated thunderstorms in Laos with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 9 mph from the south-east.

  • 84°F maximum temperature84
    °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 3 (Moderate)3
    UV index (Moderate)
  • 68% chance of some rain68
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the South-East9
    mph wind from SE

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Laos weather for Monday 1st September 2025

Expect isolated thunderstorms in Laos with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and little or no wind of 4 mph from the south-east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 69% chance of some rain69
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the South-East4
    mph wind from SE

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Laos weather for Tuesday 2nd September 2025

Expect isolated thunderstorms in Laos with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and little or no wind of 2 mph from the east.

  • 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 8 (Very High)8
    UV index (Very High)
  • 83% chance of some rain83
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 2 mph from the East2
    mph wind from E

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Laos weather for Wednesday 3rd September 2025

Expect isolated thunderstorms in 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 20-30 mm of rainfall expected with 79% chance of some rain and little or no wind of 3 mph from the east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 77°F minimum temperature77
    °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)
  • 79% chance of some rain79
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the East3
    mph wind from E

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Laos weather for Thursday 4th September 2025

Expect isolated thunderstorms in Laos with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and little or no wind of 4 mph from the east.

  • 90°F maximum temperature90
    °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 10 (Very High)10
    UV index (Very High)
  • 80% chance of some rain80
    % 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 4 mph from the East4
    mph wind from E

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