Vang Vieng in September
6.1out of 10
Possible, with caveats
Warm and comfortable: highs around 28°C. Very wet: about 27 rainy days.
28°CAvg high
21°CAvg low
27Rainy days (324 mm)
12:06 hDaylight
06:01Sunrise · 18:08 Sunset
Why this score
- Warm and comfortable: highs around 28°C
- Very wet: about 27 rainy days
What to wear and pack
- T-shirts and light layers
- Shorts or a light skirt
- Rain jacket or compact umbrella
- Sunscreen, sunglasses and a hat
How reliable is the forecast?
Rainfall in September is fairly consistent from year to year (2.5 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 25°C | 13°C | 21 mm | 4 | – | – | 8.6 |
| February | 27°C | 14°C | 18 mm | 3 | – | – | 8.6 |
| March | 29°C | 17°C | 45 mm | 8 | – | – | 7.9 |
| April | 30°C | 20°C | 92 mm | 15 | – | – | 6.6 |
| May | 29°C | 22°C | 253 mm | 27 | – | – | 6.0 |
| June | 28°C | 22°C | 395 mm | 29 | – | – | 6.1 |
| July | 28°C | 22°C | 537 mm | 30 | – | – | 6.1 |
| August | 28°C | 22°C | 552 mm | 30 | – | – | 6.1 |
| September | 28°C | 21°C | 324 mm | 27 | – | – | 6.1 |
| October | 28°C | 19°C | 124 mm | 19 | – | – | 6.4 |
| November | 27°C | 16°C | 33 mm | 7 | – | – | 8.2 |
| December | 25°C | 13°C | 24 mm | 4 | – | – | 8.5 |
Frequently asked questions
How hot is Vang Vieng in September?
Daytime highs average 28°C and nights about 21°C.
When is the best time to visit Vang Vieng?
The best months are January, February, December, November.