What is the Climate, Average Temperature/ Weather in Vientiane?

Whether you wish to travel to Vientiane, Laos (Latitude & Longitude: see map search field. Altitude: 172 m or 564 ft) on holiday, business or vacation, are interested in buying property there or are looking to migrate the following Vientiane climate, temperature and weather information should prove helpful:

  • The average temperature in Vientiane, Laos is 26.5 °C (80 °F).
  • The average temperature range is 6 °C.
  • The highest monthly average high temperature is 34 °C (93 °F) in April.
  • The lowest monthly average low temperature is 17 °C (63 °F) in January & December.
  • Vientiane's climate receives an average of 1714 mm (67.5 in) of rainfall per year, or 143 mm (5.6 in) per month.
  • On average there are 111 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 9 days with a quantity of rain, sleet, snow etc. per month.
  • The driest weather is in December when an average of 1 mm (0.0 in) of rainfall (precipitation) occurrs across 0 days.
  • The wettest weather is in September when an average of 399 mm (15.7 in) of rainfall (precipitation) occurrs across 15 days.
  • The average annual relative humidity is 78.5% and average monthly relative humidity ranges from 69% in March & April to 87% in August.
  • Average sunlight hours in Vientiane range between 4.0 hours per day in June and 8.2 hours per day in November.
  • There are an average of 2420 hours of sunlight per year with an average of 6.6 hours of sunlight per day.
  • There are an average of 0 days per year with frost in Vientiane and in January there are an average of 0 days with frost.

Vientiane Climate Graph (metric)

Vientiane Climate


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Vientiane Weather Averages

  Average Minimum Temperatures in Vientiane, Laos (°C) Average Maximum Temperature in Vientiane, Laos (°C) Vientiane Average Temperature (°C) Average Sea Temp (°C) Average Precipitation/ Rainfall (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Vientiane (Beaufort) Average Number of Days with Frost  
Weather in Vientiane in January 17 29 23 - 51 2 7.7 75 1 0 Average Temperature in Vientiane in January
Weather in Vientiane in February 19 30 24.5 - 14 2 7.3 72 2 0 Average Temperature in Vientiane in February
Weather in Vientiane in March 23 33 28 - 25 4 6.9 69.0 1 0 Average Temperature in Vientiane in March
Weather in Vientiane in April 23 34 29 - 78 9 7.3 69 1 0 Average Temperature in Vientiane in April
Weather in Vientiane in May 24 33 29 - 209 16 6.3 80 2 0 Average Temperature in Vientiane in May
Weather in Vientiane in June 25 31 28 - 260 19 4.0 84 1 0 Average Temperature in Vientiane in June
Weather in Vientiane in July 25 31 28 - 259 17 5.1 85 1 0 Average Temperature in Vientiane in July
Weather in Vientiane in August 25 31 28 - 354 19 4.8 87 1 0 Average Temperature in Vientiane in August
Weather in Vientiane in September 24 31 28 - 399 15 5.8 86 1 0 Average Temperature in Vientiane in September
Weather in Vientiane in October 23 31 27 - 50 6 7.9 81 2 0 Average Temperature in Vientiane in October
Weather in Vientiane in November 20 30 25 - 14 2 8.2 78 1 0 Average Temperature in Vientiane in November
Weather in Vientiane in December 17 28 22.5 - 1 0 8.2 76 2 0 Average Temperature in Vientiane in December

Vientiane Climate Chart (imperial)

Vientiane Temperature Chart

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Vientiane Temperatures in Farenheit

  Average Minimum Temperatures in Vientiane, Laos (°F) Average Maximum Temperature in Vientiane, Laos (°F) Average Temperature (°F) Average Sea Temp (°F) Average Precipitation/ Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Vientiane in January 63 84 73 - 2.0 2 7.7 75 1 0 Climate in Vientiane in January
Temperatures in Vientiane in February 66 86 76 - 0.6 2 7.3 72 2 0 Climate in Vientiane in February
Temperatures in Vientiane in March 73 91 82 - 1.0 4 6.9 69 1 0 Climate in Vientiane in March
Temperatures in Vientiane in April 73 93 83 - 3.1 9 7.3 69 1 0 Climate in Vientiane in April
Temperatures in Vientiane in May 75 91 83 - 8.2 16 6.3 80 2 0 Climate in Vientiane in May
Temperatures in Vientiane in June 77 88 82 - 10.2 19 4.0 84 1 0 Climate in Vientiane in June
Temperatures in Vientiane in July 77 88 82 - 10.2 17 5.1 85 1 0 Climate in Vientiane in July
Temperatures in Vientiane in August 77 88 82 - 13.9 19 4.8 87 1 0 Climate in Vientiane in August
Temperatures in Vientiane in September 75 88 82 - 15.7 15 5.8 86 1 0 Climate in Vientiane in September
Temperatures in Vientiane in October 73 88 81 - 2.0 6 7.9 81 2 0 Climate in Vientiane in October
Temperatures in Vientiane in November 68 86 77 - 0.6 2 8.2 78 1 0 Climate in Vientiane in November
Temperatures in Vientiane in December 63 82 73 - 0.0 0 8.2 76 2 0 Climate in Vientiane in December

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