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Vientiane weather in May 2021
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- 3434°C max day temperature
- 1818 days with some rainfall
- 2424°C min night temperature
- 1313 hours of daylight per day
- VHVery High heat & humidity
- 236236 mm of monthly rainfall
- 1111+ (Extreme) UV index
Recommended for Laos
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.
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.
Metric (°C / mm) | Imperial (°F / inches)
Vientiane sunrise & sunset times for May 2021
Browse the sunrise and sunset times for Vientiane in May 2021. Select a month to view Vientiane sunrise & sunset times for the next 12 months.
|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|
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