Laos weather live forecast

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

Thursday
20th Aug
28

25

0

4
Friday
21st Aug
30

26

3

6
Saturday
22nd Aug
32

26

4

9
Sunday
23rd Aug
33

26

6

11
Monday
24th Aug
33

26

6

8

5-day weather forecast updated at 04:00 on Wednesday 19th August 2026 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.

Top Laos destinations

Below are temperatures expected today at popular countries, regions and places in Laos. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Laos weather forecast by day

Below are the detailed weather forecasts for Laos for the next 5 days. The forecasts shown are for Vientiane and may not represent the whole of Laos. Browse more destinations in Laos to view more weather forecasts.

Laos weather for Thursday 20th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 90% chance of some rain and a light breeze of 7 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
90
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from W

Laos weather for Friday 21st August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 66% chance of some rain and a light breeze of 9 kph from the south-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
6
UV index (High)
66
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from SW

Laos weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a light breeze of 9 kph from the south-west.

32
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
9
UV index (Very High)
70
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
9
kph wind from SW

Laos weather for Sunday 23rd August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 13 kph from the west.

33
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
70
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
13
kph wind from W

Laos weather for Monday 24th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a light breeze of 12 kph from the west.