Laos weather live forecast

Today's maximum temperature in Laos is expected to be 34°C. Select a day from the live weather forecast for Laos (Vientiane) for more weather parameters.

Monday
17th Aug
34

26

7

11
Tuesday
18th Aug
33

26

6

10
Wednesday
19th Aug
30

25

0

5
Thursday
20th Aug
29

25

0

3
Friday
21st Aug
30

25

0

3

5-day weather forecast updated at 04:00 on Monday 17th 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 Monday 17th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a gentle breeze of 14 kph from the west.

34
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
37
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
14
kph wind from W

Laos weather for Tuesday 18th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a gentle breeze of 14 kph from the west.

33
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
10
UV index (Very High)
40
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
14
kph wind from W

Laos weather for Wednesday 19th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a light breeze of 9 kph from the west.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
5
UV index (Moderate)
84
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from W

Laos weather for Thursday 20th August 2026

Expect isolated thunderstorms in Laos with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 86% chance of some rain and a light breeze of 7 kph from the south-west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
3
UV index (Moderate)
86
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from SW

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 3 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 82% chance of some rain and a light breeze of 11 kph from the west.