The weather in Vientiane in July is very hot. The average temperatures are between 75°F and 87°F, drinking water regularly is advisable.
There’s going to be many days of rain during the month of July in Vientiane.
Vientiane should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Vientiane in July 2025.
If you’re planning to visit Vientiane in the near future, we highly recommend that you review the 14 day weather forecast for Vientiane before you arrive.
Temperatures
87° / 75°
Rainy Days
18
Snowy Days
0
Dry Days
13
Rainfall
18.74
in
Sun Hours
9.5
Hrs
