Weather in Vientiane in May 2019

  • 34°C maximum daytime temperature in May in Vientiane34
    34°C max day temperature
  • 7 hours of sunshine per day (52% of daylight hours) in May in Vientiane7
    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

Going to Vientiane? Find the best month to visit Vientiane based on the weather.

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Expect 34°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Vientiane in May. Check more long-term weather averages for Vientiane in May before you book your next holiday to Laos in 2019/2020.

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More about Vientiane

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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.

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

Guide to Vientiane weather in May

The average maximum daytime temperature in Vientiane in May is a hot 34°C (93°F) with very high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 7 hours of bright sunshine each day, which represents 52% of the 13 hours of daylight.

Expect 236mm (9.3 inches) of rainfall across the whole of May with 18 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

Vientiane sunrise & sunset times for May 2019

Browse the sunrise & sunset times for Vientiane in May 2019. Select a month to view Vientiane sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2019 05:43 18:30
Thursday, 2nd May 2019 05:43 18:31
Friday, 3rd May 2019 05:42 18:31
Saturday, 4th May 2019 05:42 18:31
Sunday, 5th May 2019 05:41 18:32
Monday, 6th May 2019 05:41 18:32
Tuesday, 7th May 2019 05:40 18:32
Wednesday, 8th May 2019 05:40 18:33
Thursday, 9th May 2019 05:39 18:33
Friday, 10th May 2019 05:39 18:33
Saturday, 11th May 2019 05:38 18:34
Sunday, 12th May 2019 05:38 18:34
Monday, 13th May 2019 05:38 18:34
Tuesday, 14th May 2019 05:37 18:35
Wednesday, 15th May 2019 05:37 18:35
Thursday, 16th May 2019 05:37 18:35
Friday, 17th May 2019 05:36 18:36
Saturday, 18th May 2019 05:36 18:36
Sunday, 19th May 2019 05:36 18:37
Monday, 20th May 2019 05:35 18:37
Tuesday, 21st May 2019 05:35 18:37
Wednesday, 22nd May 2019 05:35 18:38
Thursday, 23rd May 2019 05:35 18:38
Friday, 24th May 2019 05:34 18:38
Saturday, 25th May 2019 05:34 18:39
Sunday, 26th May 2019 05:34 18:39
Monday, 27th May 2019 05:34 18:40
Tuesday, 28th May 2019 05:34 18:40
Wednesday, 29th May 2019 05:34 18:40
Thursday, 30th May 2019 05:34 18:41
Friday, 31st May 2019 05:33 18:41
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