Laos in September

September is one of Laos's weaker months (rank 10 of 12): its 6 destinations average 50/100, led by Nong Khiaw at 59 — 36°C and 20 rainy days — while Luang Prabang is warmer at 40°C and scores 51.

#10 of 12 months for Laos · 6 destinations · updated September 2026 · climate normals from ERA5 reanalysis

🇱🇦 Laos, month by month

50/100 in September
  1. 86Jan
  2. 82Feb
  3. 67Mar
  4. 55Apr
  5. 52May
  6. 51Jun
  7. 45Jul
  8. 42Aug
  9. 50Sep
  10. 66Oct
  11. 77Nov
  12. 87Dec

Where in Laos in September

#PlaceTypeFeels-like highRainComfortAt its best
1Nong KhiawTrekking hub36°C204 mm · 20 days59 tier D—
2Luang NamthaTrekking hub38°C200 mm · 22 days53 tier D—
3Luang PrabangCity40°C213 mm · 23 days51 tier D—
4Vang ViengTrekking hub36°C329 mm · 28 days49 tier F—
5PakseCity36°C391 mm · 27 days43 tier F—
6VientianeCity40°C306 mm · 25 days43 tier F—

Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.

What's on in Laos in September

  • Boun Khao Padap Din · Luang Namtha · 11 Sep
  • Falls at full flow · Pakse · 1 Aug – 31 Oct (usually)

Better months for Laos

December · 87/100January · 86/100February · 82/100Weakest: August · 42/100
← Laos in AugustLaos in October →Best time to visit Laos, month by monthCompare: Nong Khiaw vs Luang Namtha in September