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.