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Average Monthly Sunshine in Vientiane

The graphs on this page shows the average number of hours per month and per day that Vientiane receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in Vientiane varies. It peaks at 249 hours in December and drops to 130 hours in July. The total annual amount of sun is 2365 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Vientiane. While December receives considerable daily sunshine with up to 8.3 hours, July marks the darkest time of the year, where sunshine is scarce with only 4.3 hours of sunlight per day.

Vientiane’s total hours of sunshine compared to other major cities

Vientiane enjoys an average of 2365 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

August, Vientiane’s wettest month, receives 80 mm of rainfall and has a maximum daytime temperature of 33°C. During the driest month December you can expect a temperature of 30°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Vientiane Precipitation page.


Forecast: is it sunny in Vientiane?

Wed   Dec 25
28°C | 15°C
SW 1 m/s
partly cloudy and no rain

partly cloudy and no rain

Thu   Dec 26
30°C | 17°C
E 1 m/s
almost clear and no rain

almost clear and no rain

Fri   Dec 27
30°C | 19°C
SE 1 m/s
clear and no rain

clear and no rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Vientiane.

Our site offers climate and forecast data for every country in the world. Are you going to Laos? On this website you can find historical weather averages for many cities in Laos. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.