When to go · Vieng Xai
Vieng Xai in September
Avoid month. Listed as a month to avoid: May–Oct (rainy season, road closures may occur).
Key facts
- Verdict
- Avoid
- Temperature
- 31°C (88°F)88°F (31°C) / 21°C (70°F)70°F (21°C)
- average high / low
- Rain days
- 13
- Crowds
- Low
- Laos overall
- Prices
- Low
- Laos overall
Verdict
Listed as a month to avoid: May–Oct (rainy season, road closures may occur).
Is another month better than September?
September is rated avoid. These months rate higher:
Weather in September
- Vieng XaiHighs around 31 °C (88 °F), lows around 21 °C (70 °F), rain on about 13 daysHighs around 88 °F (31 °C), lows around 70 °F (21 °C), rain on about 13 days
Crowds and prices
- Crowds · Laos overall
- Low
- Prices · Laos overall
- Low
Laos overall: Floods along the Mekong in some years; Kuang Si pools brown and fast.
Compare two months
Weather, crowds and prices for any two months in Vieng Xai, side by side.
Verdict
Sep: Avoid
Jan: Great (better)
Daytime high
Sep: 31 °C (88 °F)88 °F (31 °C)
Jan: 28 °C (82 °F)82 °F (28 °C)
Night low
Sep: 21 °C (70 °F)70 °F (21 °C)
Jan: 15 °C (59 °F)59 °F (15 °C)
Rain days
Sep: 13
Jan: 5 (better)
Crowds
Sep: Low
Jan: High
Prices
Sep: Low
Jan: High
Festivals listed
Sep: 0
Jan: 0
September: Listed as a month to avoid: May–Oct (rainy season, road closures may occur).
January: Inside Vieng Xai's best window: Nov–Feb.
Vieng Xai: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast