Vientiane weather live forecast

Tomorrow's maximum temperature in Vientiane is expected to be 34°C.

5-day weather forecast updated at 04:00 on Wednesday 16th April 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 Thursday 17th April 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a light breeze of 9 kph from the south-west.

  • 34°C maximum temperature34
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 57% chance of some rain57
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 9 kph from the South-West9
    kph wind from SW

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Vientiane weather for Friday 18th April 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 74% chance of some rain and a light breeze of 7 kph from the north.

  • 33°C maximum temperature33
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 74% chance of some rain74
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 kph from the North7
    kph wind from N

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Vientiane weather for Saturday 19th April 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and little or no wind of 6 kph from the west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 73% chance of some rain73
    % 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 6 kph from the West6
    kph wind from W

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Vientiane weather for Sunday 20th April 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a light breeze of 7 kph from the south-west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 43% chance of some rain43
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 kph from the South-West7
    kph wind from SW

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Vientiane weather for Monday 21st April 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 37°C, very high levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

  • 37°C maximum temperature37
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Light breeze of 9 kph from the West9
    kph wind from W

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  • Explore places to visit & most popular itineraries
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Metric (°C / mm)  |  Imperial (°F / inches)

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