Vientiane weather in April 2026

Expect daytime maximum temperatures of 36°C in Vientiane, Laos in April and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 90 mm of rainfall in the month.

  • 36°C maximum daytime temperature in April in Vientiane36
    36°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in April in Vientiane9
    9 days with some rainfall
  • 24°C minimum night-time temperature in April in Vientiane24
    24°C min night temperature
  • 13 hours of daylight per day in April in Vientiane13
    13 hours of daylight per day
  • Very high heat & humidity in April in VientianeVH
    Very High heat & humidity
  • 90 mm monthly rainfall in April in Vientiane90
    90 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Vientiane11
    11+ (Extreme) UV index

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The April weather guide for Laos (Vientiane) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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How hot is it in Vientiane in April?

Daytime temperatures usually reach 36°C in Vientiane in April with very high heat and humidity, falling to 24°C at night.

How sunny is it in Vientiane in April?

There are normally 8 hours of bright sunshine each day in Vientiane in April - that's 61% of daylight hours.

Does it rain in Vientiane in April?

There are usually 9 days with some rain in Vientiane in April and the average monthly rainfall is 90mm.

Vientiane April sunrise & sunset times

Browse the sunrise and sunset times for Vientiane in April 2026. Select a month to view Vientiane sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:04 18:23
Wednesday, 15th April 2026 05:53 18:26
Thursday, 30th April 2026 05:44 18:30

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