Vientiane weather in May 2021

Get the latest coronavirus (COVID-19) updates for Laos with current travel advice, statistics and online resources.

  • 34°C maximum daytime temperature in May in Vientiane34
    34°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in May in Vientiane18
    18 days with some rainfall
  • 24°C minimum night-time temperature in May in Vientiane24
    24°C min night temperature
  • 13 hours of daylight per day in May in Vientiane13
    13 hours of daylight per day
  • Very high heat & humidity in May in VientianeVH
    Very High heat & humidity
  • 236 mm monthly rainfall in May in Vientiane236
    236 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Vientiane11
    11+ (Extreme) UV index

Recommended for Laos

  • Top deals & discounts
  • Vientiane weather overview
  • Vientiane climate averages by month
  • More destinations
  • Best time to go to Vientiane
  • Vientiane 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The May weather guide for Vientiane, Laos 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.

  • Claim for delayed & cancelled flights + missed connections
  • Receive up to 600 Euros compensation
  • Enter flight number or from/to airports + date

How hot is it in Vientiane in May?

Daytime temperatures usually reach 34°C in Vientiane in May with very high heat and humidity, falling to 24°C at night.

How sunny is it in Vientiane in May?

There are normally 7 hours of bright sunshine each day in Vientiane in May - that's 52% of daylight hours.

Does it rain in Vientiane in May?

There are usually 18 days with some rain in Vientiane in May and the average monthly rainfall is 236mm.

Vientiane sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Vientiane in May 2021. Select a month to view Vientiane sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 05:43 18:31
Sunday, 16th May 2021 05:36 18:36
Monday, 31st May 2021 05:33 18:41
  • Check out top deals on tours worldwide in 2021/2022
  • Discount varies by sale offer & destination
  • Filter deals by theme, style, dates, duration & more

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

Back to top

Where is hot in Laos in May for 2021/2022?

Below are average maximum temperatures at popular destinations in Laos in May. Select a destination to see more weather parameters.

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.