The best time to visit Vientiane is during the cooler months of November to March, though it is also the peak tourist season so prices may be higher and the sites may have more visitors.

Vientiane Weather

Vientiane Weather Chart

vientiane-weather-chart

Vientiane weather is typical of tropical climate. It divides into dry season and wet season.

Temperatures range from warm to hot, with some very humid days when the rains mark the start of the southwest monsoon season in May or June. Rainy conditions continue through to the end of October, then the northeast monsoon arrives bringing with it drier and cooler days.
November through February feature the most comfortable, sunny days in Vientiane, then the temperatures rise in March, April and May.

Climate & average monthly weather in Vientiane, Laos

On average, the temperatures are always high.
A lot of rain (rainy season) falls in the months of: May, June, July, August and September.
Vientiane has dry periods in January, February, November and December.
On average, the warmest month is April.
On average, the coolest month is January.
August is the wettest month. This month should be avoided if you don't like too much rain.
December is the driest month

For More information on Vientiane weather, please click here

Book a 8-day tour to visit Vientiane and Luang Prabang with local experts at https://www.vietnamstay.com/tour/Laos-at-A-Glimpse