Vientiane weather for today, tomorrow and the next 14 days, compared across three independent forecast sources so you can see where they agree before you plan your day. Right now it is 27°C and sunny in Vientiane. Tomorrow's forecast: highs of 36°C, lows of 27°C with a 89% chance of rain.
Sources: Open-Meteo, OpenWeather, WeatherAPI · Updated every 12 hours
VientianeLaos
Updated 08:35 PM
Sunny
Feels like 29°
Forecast Comparison
See how independent weather sources forecast the same location right now.
Forecast agreement
Sources show some variationTemperature range
26° – 28°
Rain probability
0% – 17%
Wind speed
0 km/h – 5 km/h
Temperature by provider
Hourly forecast
16-day forecast
Rain forecast
Precipitation probability: 99%Hourly precipitation timeline
Wind
Direction: N
Current wind
0 km/h
Gusts
0 km/h
Hourly wind
Daily wind
Weather alerts
No active weather alerts.
Weather map
Vientiane this time of year
- Vientiane is usually about 2°C warmer than Luang Prabang, 220 km away, in October.
- It's humid — around 82% — so the heat feels heavier.
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Vientiane weather overview: climate, seasons and what to expect
Vientiane, in Vientiane Prefecture, Laos, sits at approximately 17.97°N, 102.60°E and is home to about 197,000 people. This page compares forecasts from three independent weather providers — Open-Meteo, OpenWeather and WeatherAPI — so you can see at a glance where they agree and where they differ. The data refreshes every 12 hours via ISR.
Climate-wise, Vientiane has a tropical savanna climate: warm all year, with a clear dry season and a rainy season. Expect the most heat in April (about 37°C by day) and the chilliest nights in December (around 15°C). Most rain falls in August, roughly 283 mm. The nearest places with their own forecast page are Udon Thani (64 km), Luang Prabang (219 km) and Sukhothai Thani (313 km).
Frequently asked questions
- What is the weather in Vientiane today?
- Right now Vientiane shows sunny conditions at around 27°C (feels like 29°C), based on OpenWeatherMap. The chance of rain today is about 0%. Compare this with the other sources above for a fuller picture.
- What is the weather in Vientiane tomorrow?
- Tomorrow in Vientiane: expect a high of 36°C and a low of 27°C, with a 89% chance of rain. See the hourly breakdown above for more detail.
- Will it rain in Vientiane today?
- The precipitation probability for Vientiane is around 0% according to OpenWeatherMap. Check the Rain forecast section for the hour-by-hour breakdown and compare with other sources.
- What is the 14-day forecast for Vientiane?
- The 14-day forecast above shows daily highs, lows and rain probability for Vientiane from multiple sources; compare them to see how confident the outlook is.
Nearby cities
Highs 28° – 37°C (warmest in Apr, coolest in Dec)
Highs 24° – 32°C (warmest in Apr, coolest in Dec)
Highs 30° – 39°C (warmest in Apr, coolest in Sep)
Highs 29° – 36°C (warmest in Apr, coolest in Dec)
Highs 25° – 35°C (warmest in Apr, coolest in Dec)
Highs 25° – 34°C (warmest in Apr, coolest in Dec)
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