Vientiane weather live forecast

Today's maximum temperature in Vientiane is expected to be 28°C. Select a day from the live weather forecast for Vientiane, Laos for more weather parameters.

Friday
12th Dec
28

22

2

7
Saturday
13th Dec
27

22

3

6
Sunday
14th Dec
26

20

0

3
Monday
15th Dec
28

18

5

7
Tuesday
16th Dec
30

18

10

7

5-day weather forecast updated at 04:00 on Friday 12th December 2025 GMT

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The 5-day weather forecast for Laos (Vientiane) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Vientiane weather forecast by day

Below are the detailed weather forecasts for Vientiane for the next 5 days.

Vientiane weather for Friday 12th December 2025

Expect broken clouds in Vientiane, Laos with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

28
°C maximum temperature
22
°C minimum temperature
broken clouds
2
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from N

Vientiane weather for Saturday 13th December 2025

Expect isolated thunderstorms in Vientiane, Laos with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 13 kph from the north.

27
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
6
UV index (High)
54
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
13
kph wind from N

Vientiane weather for Sunday 14th December 2025

Expect mostly cloudy with light rain in Vientiane, Laos with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 18 kph from the east.

26
°C maximum temperature
20
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
3
UV index (Moderate)
32
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
18
kph wind from E

Vientiane weather for Monday 15th December 2025

Expect broken clouds in Vientiane, Laos with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

28
°C maximum temperature
18
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
5
kph wind from N

Vientiane weather for Tuesday 16th December 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.