Best Time to Visit Vientiane
Best time: Jan, Dec, Feb, Nov.
Apr is warmest (34.9°C high); Aug is rainiest (338 mm).
Vientiane weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 29.2 | 15.7 | 5 | 7.6 |
| Feb | 31.1 | 17.2 | 14 | 7.9 |
| Mar | 33.7 | 20.3 | 35 | 8.5 |
| Apr | 34.9 | 22.9 | 84 | 9.2 |
| May | 33.5 | 24 | 238 | 8.7 |
| Jun | 33 | 24.9 | 296 | 7.9 |
| Jul | 32.2 | 24.6 | 315 | 7.2 |
| Aug | 31.7 | 24.4 | 338 | 7.1 |
| Sep | 31.8 | 23.7 | 280 | 7.3 |
| Oct | 31.4 | 22.1 | 94 | 7.9 |
| Nov | 30.2 | 18.8 | 16 | 7.3 |
| Dec | 28.6 | 15.5 | 5 | 7 |
Average high temperature
Best months by activity
Overall: JanDecFebNov
Beaches: JanDecFebNov
Hiking: DecJanFebNov
Sightseeing: JanDecFebNov
Vientiane quick facts
What to pack
Hot months (Apr, May, Jun, Jul): light clothes, sunscreen, hat.
Wet months (May, Jun, Jul, Aug, Sep, Oct): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Vientiane?
Jan, Dec, Feb, Nov.
What is the rainiest month?
Aug, about 338 mm.
What is the warmest month?
Apr, with average highs of 34.9°C.
Where to stay
See Vientiane hotels · Book Vientiane tours & activities
All destinations · Best time to visit Savannakhet
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.