Vientiane weather live forecast

Today's maximum temperature in Vientiane is expected to be 27°C. Select a day from the live weather forecast for Vientiane, Laos for more weather parameters.

Monday
15th Dec
27

19

8

7
Tuesday
16th Dec
27

19

9

7
Wednesday
17th Dec
30

20

9

7
Thursday
18th Dec
29

20

7

7
Friday
19th Dec
29

19

10

5

5-day weather forecast updated at 04:00 on Monday 15th 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 Monday 15th December 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from E

Vientiane weather for Tuesday 16th December 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Vientiane weather for Wednesday 17th 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 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

30
°C maximum temperature
20
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from E

Vientiane weather for Thursday 18th December 2025

Expect scattered clouds in Vientiane, Laos with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

29
°C maximum temperature
20
°C minimum temperature
scattered clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from NE

Vientiane weather for Friday 19th December 2025

Expect clear skies in Vientiane, Laos with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-west.