ClimateForecastMayJune >>

Climate in Vientiane (Vientiane), Laos

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Vientiane

Thu   May 30
36°C | 27°C
W 14 km/h
20 mm
broken clouds and  chance of rain

broken clouds and chance of rain

Fri   May 31
33°C | 26°C
E 7 km/h
23 mm
broken clouds and thunder

broken clouds and thunder

Sat   Jun 01
32°C | 25°C
S 7 km/h
25 mm
broken clouds and thunder

broken clouds and thunder

The best time of year to visit Vientiane in Laos

Other facts from our historical weather data:

  • When is the rainy season in Vientiane?
    Rainy season in Vientiane occurs in the months of May, June, July, August and September.
  • Does Vientiane have a dry season?
    Yes, the months of January, February and December are very dry.
  • Which is the hottest month in Vientiane?
    April has an average maximum temperature of 37°C and is the hottest month of the year.
  • Which is the coolest month in Vientiane?
    The coolest month is January with an average maximum temperature of 30°C.
  • Which is the wettest month in Vientiane?
    August tops the wettest month list with 400 mm of rainfall.
  • Which is the driest month in Vientiane?
    December is the driest month with 9 mm of precipitation.
  • Which is the sunniest month in Vientiane?
    December is the sunniest month with an average of 249 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.