Weather in Vientiane in August
In an average August, Vientiane sees a daily high around 32°C and a low around 25°C, based on 1980–2026 of local climate records.
| Average high | 32°C |
|---|---|
| Typical high range | 29°C to 34°C |
| Average low | 25°C |
| Typical low range | 24°C to 26°C |
| Average daily precipitation | 13 mm |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
37°C
2021-08-07
Lowest
25°C
1990-08-30
Low
Highest
28°C
2021-08-09
Lowest
23°C
1996-08-24
Feels-like
Highest
62°C
2023-08-18
Lowest
25°C
1990-08-30
Humidity
Highest
26.3 g/m³
2023-08-23
Lowest
20.1 g/m³
1993-08-19
Wind
Highest
27 km/h
2025-08-30
Lowest
4 km/h
1993-08-24
Gust
Highest
59 km/h
2013-08-18
Lowest
14 km/h
2016-08-26
Precip
Wettest
597 mm
1995
Driest
204 mm
2021
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