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Weather in Vientiane — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive

Now in Vientiane

☁️

+25°

Overcast

Feels like +31° · humidity 97%

Fri 14.8: +33° / +25°

🕐 02:25

Wind

6 km/h

UV index

Air (AQI)

19 · Excellent

Precipitation

90%

Humidity

97%

Pressure

1006 hPa

Sunrise / sunset

05:51 / 18:37

👕 What to wear today

Hot — light breathable clothing, a hat, plenty of water.

☂️ Take an umbrellaFeels warmer by 6°

Weather for an activity:

🎣 fishing 🏃 a run 📸 a photo shoot 🚶 a walk

Detailed weather information for Vientiane

Friday, 14 August, in Vientiane (Laos): partly cloudy, hot. During the day the air will warm up to +33°, at night around +25°. Wind up to 14 km/h. High chance of rain — be sure to take an umbrella or a raincoat. Light summer clothing will do — a T-shirt and shorts or light trousers. The sun will rise at 05:51 and set at 18:37 — daylight lasts 13 hours.

Hourly weather in Vientiane

💧 The bars at the bottom show the hourly precipitation probability. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Vientiane for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).

▶

Fri 14.8

⛈️

💧 90%

+25° +33°

Morning

⛈️

+28°

Day

⛈️

+33°

Evening

🌇

+31°

Night

🌙

+25°

Thunderstorm · precipitation 90% · wind up to 14 km/h.
☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.

▶

Today 15.8

⛈️

💧 92%

+25° +31°

Morning

☁️

+26°

Day

⛈️

+31°

Evening

🌇

+27°

Night

🌙

+25°

Thunderstorm with hail · precipitation 92% · wind up to 12 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Tomorrow 16.8

⛈️

💧 70%

+25° +32°

Morning

☁️

+27°

Day

⛈️

+32°

Evening

🌇

+28°

Night

🌙

+25°

Thunderstorm with hail · precipitation 70% · wind up to 21 km/h.
☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.

▶

Mon 17.8

⛈️

💧 73%

+24° +31°

Morning

⛈️

+27°

Day

⛈️

+31°

Evening

🌇

+29°

Night

🌙

+24°

Thunderstorm · precipitation 73% · wind up to 12 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Tue 18.8

⛈️

💧 80%

+24° +32°

Morning

⛈️

+27°

Day

⛈️

+32°

Evening

🌇

+30°

Night

🌙

+24°

Thunderstorm with hail · precipitation 80% · wind up to 13 km/h.
☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.

▶

Wed 19.8

⛈️

💧 96%

+24° +29°

Morning

⛈️

+26°

Day

⛈️

+29°

Evening

🌇

+28°

Night

🌙

+24°

Thunderstorm · precipitation 96% · wind up to 10 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Thu 20.8

⛈️

💧 99%

+25° +28°

Morning

⛈️

+26°

Day

⛈️

+28°

Evening

🌇

+27°

Night

🌙

+25°

Thunderstorm · precipitation 99% · wind up to 11 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Fri 21.8

⛈️

💧 94%

+25° +27°

Morning

⛈️

+26°

Day

⛈️

+27°

Evening

🌇

+27°

Night

🌙

+25°

Thunderstorm · precipitation 94% · wind up to 6 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Sat 22.8

🌦️

💧 92%

+24° +29°

Morning

🌦️

+26°

Day

🌦️

+29°

Evening

🌇

+28°

Night

🌙

+24°

Rain showers · precipitation 92% · wind up to 11 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Sun 23.8

⛈️

💧 92%

+25° +30°

Morning

⛈️

+27°

Day

⛈️

+30°

Evening

🌇

+29°

Night

🌙

+25°

Thunderstorm · precipitation 92% · wind up to 13 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Mon 24.8

⛈️

💧 92%

+25° +31°

Morning

⛈️

+27°

Day

⛈️

+31°

Evening

🌇

+30°

Night

🌙

+25°

Thunderstorm · precipitation 92% · wind up to 12 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Tue 25.8

⛈️

💧 84%

+25° +30°

Morning

⛈️

+27°

Day

⛈️

+30°

Evening

🌇

+29°

Night

🌙

+25°

Thunderstorm · precipitation 84% · wind up to 8 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Wed 26.8

⛈️

💧 83%

+24° +30°

Morning

⛈️

+26°

Day

⛈️

+30°

Evening

🌇

+29°

Night

🌙

+24°

Thunderstorm · precipitation 83% · wind up to 7 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

▶

Thu 27.8

⛈️

💧 82%

+24° +30°

Morning

⛈️

+26°

Day

⛈️

+30°

Evening

🌇

+29°

Night

🌙

+24°

Thunderstorm · precipitation 82% · wind up to 6 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.

Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.

🏃 Running

0 / 100

comfort for running · Bad

🧴 UV

moderate · low

☂️ Rain

90%

likely · high

✨ Stars

25 / 100

evening visibility · So-so

🧺 Laundry drying

0 / 100

will dry outside · Bad

🚗 Car wash

0 / 100

better to wait · Bad

🌫️ Air quality

Excellent air

European AQI

PM2.5: 4PM10: 4O₃: 47NO₂: 6

The air is clean — you can walk and exercise outside.

🌅 Sun, moon and sea

Sunrise

05:51

Sunset

18:37

Golden hour

18:07

Daylight

13 h (-1 min vs yesterday)

Vientiane climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.

+27°

+17°

Jan

+30°

+19°

Feb

+32°

+22°

Mar

+34°

+24°

Apr

+32°

+25°

May

+30°

+25°

Jun

+30°

+24°

Jul

+30°

+24°

Aug

+30°

+24°

Sep

+29°

+23°

Oct

+29°

+20°

Nov

+27°

+17°

Dec

swipe sideways →

Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit

Month	Day	Night	Precipitation	What to pack and what makes the month notable (events, nuances)
January	+27°	+17°	11 mm	Gentle warmth — about +27° daytime, great walking weather. 😊 light summer clothing. Weather-wise, one of the three best months to visit.
February	+30°	+19°	14 mm	A comfortable month: +30° by day without exhausting heat. 😊 light summer clothing.
March	+32°	+22°	38 mm	Hot (+32° by day) but dry — manageable with a sensible schedule. ☀️ water and sunscreen.
April	+34°	+24°	76 mm	Up to +34° by day — hot, yet not muggy; mornings and evenings are pleasant. Frequent rain (76 mm over the month) — keep indoor backup plans. ☀️ water and sunscreen. This is the hottest month of the year in Vientiane.
May	+32°	+25°	254 mm	A comfortable month: +32° by day without exhausting heat. One of the wettest months (254 mm): downpours can derail plans. 😊 light summer clothing.
June	+30°	+25°	312 mm	Warm and comfortable: +30° by day, +25° at night. It's a rainy month (312 mm) — an umbrella is a must. 😊 light summer clothing. The longest daylight hours of the year — more time for everything.
July	+30°	+24°	372 mm	Gentle warmth — about +30° daytime, great walking weather. Frequent rain (372 mm over the month) — keep indoor backup plans. 😊 light summer clothing.
August	+30°	+24°	409 mm	A comfortable month: +30° by day without exhausting heat. One of the wettest months (409 mm): downpours can derail plans. 😊 light summer clothing. Statistically the wettest month of the year.
September	+30°	+24°	310 mm	Warm and comfortable: +30° by day, +24° at night. It's a rainy month (310 mm) — an umbrella is a must. 😊 light summer clothing.
October	+29°	+23°	102 mm	Gentle warmth — about +29° daytime, great walking weather. Frequent rain (102 mm over the month) — keep indoor backup plans. 😊 light summer clothing.
November	+29°	+20°	22 mm	A comfortable month: +29° by day without exhausting heat. 😊 light summer clothing. Weather-wise, one of the three best months to visit.
December	+27°	+17°	8 mm	Warm and comfortable: +27° by day, +17° at night. 😊 light summer clothing. This is the coldest month of the year.

When to visit Vientiane

✅ Recommended time to visit

🌟 Best time: January, November, December

Daytime air+27…+29°

Precipitationrare

Why: comfortable +27…+29° by day, little rain.

⚠️ Doable, with caveats

🌤️ Shoulder season: February, March, April, May, June, October

Daytime air+29…+34°

Precipitationoften

Why: noticeable rain risk (14–312 mm/month) — pack an umbrella and backup plans.

🔴 Not the best time

🌤️ Shoulder season: July, August, September

Daytime air+30…+30°

Precipitationoften

Why: the rainy season (310–409 mm/month) — downpours almost daily.

Bottom line: the best time to visit Vientiane is November – January, and the most comfortable months are January, November, December. The toughest months to visit are July, August, September: frequent rain.