Weather in September in Laos
What is the weather like in Laos in September?
The weather in Laos in September ranges from poor to tolerable depending on the destination.
In September the average maximum daytime temperatures are very warm and range from 30°C (86°F) in Vientiane to 32°C (90°F) in Luang Prabang. It is a very warm month in some areas, so be prepared and make sure to dress lightly.
Precipitation ranges from high in Luang Prabang with 154mm (6.1inch) rainfall to heavy in Vang Vieng with 510mm (20inch) rainfall. In general it is also a moderate sunny month with an average of 166 hours of sunshine in Luang Prabang during the whole month.
Where to go in Laos in September





Popular destinations in Laos
What is the weather like in September for the 5 most popular destinations in Laos?
Average weather in Luang Prabang
In September Luang Prabang generally has very warm temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 23°C (73°F) and high monthly rainfall. So on average the conditions are tolerable that month.
Average weather in Vientiane
In September Vientiane generally has very warm temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.
Average weather in Vang Vieng
In September Vang Vieng generally has very warm temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.
Average weather in Pakse
In September Pakse generally has very warm temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.
Average weather in Savannakhet
In September Savannakhet generally has very warm temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 24°C (74°F) and heavy monthly rainfall. So on average the conditions are poor that month.
Is your destination not in the list? Have a look at other destinations in Laos.
Is September the best time to go to Laos?
In our opinion September is a good time to visit Laos with commonly tolerable weather in Luang Prabang. However, the weather conditions may vary depending on your destination.
On average the best time to visit Laos is in January, February, November and December with generally perfect weather in Luang Prabang.
The worst months are April, June, July and August that can have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Laos.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for almost all countries in the world. Are you going to Laos? Get detailed historical weather averages for many cities in Laos.
Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.