Vientiane weather in December
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Vientiane December weather at a glance
In December, Vientiane averages 22.9°C, with typical highs of 27.9°C and lows of 18.5°C. The historical average is 1 wet days and 69% humidity.
Vientiane December temperature & humidity
Vientiane December rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Vientiane in December
Choose breathable summer clothes and pack sun protection.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 27.9°C
- Morning & eveningLight layer for air-conditioned rooms · average low 18.5°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Vientiane December sunrise & sunset times
2026 December · Local time (Asia/Vientiane)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-12-01 | 06:24 | 17:32 | 11h 8m |
| 2026-12-15 | 06:33 | 17:36 | 11h 4m |
| 2026-12-31 | 06:40 | 17:45 | 11h 4m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
Vientiane travel updates
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Today’s weather and forecast
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Forecast · Windy. Monthly averages are in the Temperature section.
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Vientiane city map
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Vientiane rainy season & dry season
Is December wet or dry?
The 2024–2025 average for December is 1 wet days.
2024–2025 wet-day averages, not long-term season boundaries. Wet days do not mean all-day rain.
Packing for rainy and dry periods
For rainy periods, bring a light rain jacket, a waterproof pouch and quick-dry clothes. In drier months, pack sunscreen and a hat, plus a compact umbrella for showers. For beach trips, check the boat operator’s weather and cancellation notices.
Vientiane travel essentials
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Best months to visit Vientiane
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
December weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Vientiane weather like in December?
In December, Vientiane averages 22.9°C, with typical highs of 27.9°C and lows of 18.5°C. The historical average is 1 wet days and 69% humidity. Our weather-comfort rating for this month is excellent.
Does it rain a lot in Vientiane in December?
There are about 1 wet days in December. A compact umbrella is still useful.
What should I wear in Vientiane in December?
Choose breathable summer clothes and pack sun protection.
What are the best months to visit Vientiane?
Recent weather data rates January, February, March, November among the more comfortable months.
Where can I check Vientiane weather in December in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
Is December rainy or dry season in Vientiane?
The 2024–2025 average for December is 1 wet days.
Which months have fewer rainy days in Vientiane?
In our 2024–2025 data, December, February, January have the fewest wet days. These are recent observations, not long-term climate normals. Compare temperatures and your planned activities as well.
What time are sunrise and sunset in Vientiane in December?
On 2026-12-15, calculated sunrise is 06:33 and sunset is 17:36 in local time (Asia/Vientiane). Times vary by date and terrain.
Vientiane weather by month
More Southeast Asia destinations in December
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations