Vang Vieng weather in August
August in Vang Vieng: sweltering, soaked, with clean air — one of the weakest months to visit.
#12 of 12 months in Vang Vieng · #568 of 604 destinations to visit in August · comfort 44/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Vang Vieng climate normals — August
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 23°C / 74°F | |
| Feels like (high) | 35°C / 95°F | |
| Rainfall | 549 mm / 21.6 in | ⛈ soaked |
| Rainy days | 29 days | |
| Humidity | 92% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 6.2 h/day | |
| Daylight | 12.8 h | |
| Wind | 6 km/h / 4 mph | |
| Air quality (US AQI) | 27 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Vang Vieng?
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Vang Vieng in August — FAQ
- Is August a good time to visit Vang Vieng?
- August in Vang Vieng: sweltering, soaked, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Vang Vieng on SeasonMap's comfort score (44/100).
- What is the weather like in Vang Vieng in August?
- In August, Vang Vieng averages a daily high of 28.9°C and a low of 23.3°C, with about 549.3 mm of rain over roughly 29.2 rainy days.
- What is the air quality in Vang Vieng in August?
- Vang Vieng has a mean US Air Quality Index of about 27 in August.