Laos weather in September 2021

Get the latest coronavirus (Covid-19) updates for Laos with current travel advice and statistics on new cases per 100,000 and vaccine.

Below are average maximum temperatures at popular destinations in Laos in September. Select a destination to see more weather parameters.

Recommended for Laos

  • Top deals & discounts
  • Laos weather overview
  • Laos climate averages by month
  • More destinations
  • Best time to go to Laos
  • Laos 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The September weather guide for Laos shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Check out latest hotel deals worldwide with
  • Find trending hotels, popular destinations & more
  • Search for specific destinations & dates or by hotel type

How hot is it in Laos in September?

Daytime temperatures usually reach 32°C in Vientiane, Laos in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Laos in September?

There are normally 5 hours of bright sunshine each day in Vientiane, Laos in September - that's 42% of daylight hours.

Does it rain in Laos in September?

There are usually 20 days with some rain in Vientiane, Laos in September and the average monthly rainfall is 278mm.

What is the chance of a typhoon in Laos in September?

On average 1.2 days in September in Vientiane, Laos are likely to be affected by the passage of one or more tropical storms.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Laos sunrise & sunset times for September 2021

Browse the sunrise and sunset times for Laos in September 2021. Select a month to view Laos sunrise & sunset times for the next 12 months. The Laos sunrise and sunset times shown below are for Vientiane.


Date Sunrise times Sunset times
Wednesday, 1st September 2021 05:55 18:24
Wednesday, 15th September 2021 05:57 18:12
Thursday, 30th September 2021 06:00 17:59
  • Save on flights to Asia & Pacific with Singapore Airlines
  • Fly to over 30 destinations from Heathrow & Manchester
  • Including Singapore, Australia, Bali & New Zealand

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.