Vientiane, Laos 14-Day Forecast
Laos 🇱🇦
74°
Light rain right now
Today: high 80°, low 74°
Updated 1 min ago
Vientiane weather for the next 14 days
Saturday, August 8
Light rain shower High 78° Low 74°Precipitation
92%
· 0.46 in
Max wind
6 mph
Humidity
96%
UV index
4 - Moderate
Sunrise / sunset
05:50 AM / 06:40 PM
Sunday, August 9
Light rain shower High 87° Low 74°Precipitation
86%
· 0.29 in
Max wind
12 mph
Humidity
87%
UV index
11 - Very High
Sunrise / sunset
05:50 AM / 06:39 PM
Monday, August 10
Partly Cloudy High 85° Low 76°Precipitation
63%
· 0.06 in
Max wind
12 mph
Humidity
83%
UV index
10 - Very High
Sunrise / sunset
05:50 AM / 06:39 PM
Tuesday, August 11
Light rain shower High 87° Low 76°Precipitation
79%
· 0.2 in
Max wind
9 mph
Humidity
82%
UV index
7 - High
Sunrise / sunset
05:50 AM / 06:38 PM
Wednesday, August 12
Light rain shower High 87° Low 75°Precipitation
80%
· 0.29 in
Max wind
7 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
05:51 AM / 06:38 PM
Thursday, August 13
Light rain shower High 88° Low 75°Precipitation
84%
· 0.53 in
Max wind
8 mph
Humidity
84%
UV index
7 - High
Sunrise / sunset
05:51 AM / 06:37 PM
Friday, August 14
Partly Cloudy High 86° Low 74°Precipitation
82%
· 0.34 in
Max wind
9 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:51 AM / 06:36 PM
Saturday, August 15
Patchy rain nearby High 83° Low 75°Precipitation
84%
· 0.24 in
Max wind
8 mph
Humidity
87%
UV index
6 - High
Sunrise / sunset
05:51 AM / 06:36 PM
Sunday, August 16
Partly Cloudy High 86° Low 74°Precipitation
82%
· 0.32 in
Max wind
9 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:52 AM / 06:35 PM
Monday, August 17
Partly Cloudy High 88° Low 74°Precipitation
73%
· 0.14 in
Max wind
10 mph
Humidity
84%
UV index
7 - High
Sunrise / sunset
05:52 AM / 06:34 PM
Tuesday, August 18
Partly Cloudy High 88° Low 74°Precipitation
15%
· 0.0 in
Max wind
10 mph
Humidity
79%
UV index
8 - Very High
Sunrise / sunset
05:52 AM / 06:34 PM
Wednesday, August 19
Light rain shower High 88° Low 74°Precipitation
86%
· 0.47 in
Max wind
6 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
05:52 AM / 06:33 PM
Thursday, August 20
Light rain shower High 88° Low 74°Precipitation
88%
· 0.37 in
Max wind
8 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:32 PM
Vientiane 14-day outlook: the story
The warmest day of Vientiane's 14-day outlook is Thursday, August 20 with a high near 88°F (31°C); the coolest night comes Saturday, August 8, dipping to 74°F (23°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 84°F (29°C), right in line with the typical August high of 86°F (30°C).
Precipitation is most likely on Friday 7, Saturday 8, Sunday 9, Monday 10 and beyond; the wettest day looks like Thursday, August 13 with about 0.53 in (13.3 mm) expected. For the weekend, expect Saturday 78°F (25°C) and light rain shower / Sunday 87°F (30°C) and light rain shower.
For typical conditions month by month, see the Vientiane climate & average temperatures guide.
Vientiane forecast questions
Will it rain in Vientiane this week?
The forecast currently shows meaningful precipitation chances on 13 of the next 14 days, peaking around Thursday, August 13.
What will be the warmest day in Vientiane over the next 14 days?
Thursday, August 20, with a forecast high near 88°F (31°C).
How accurate is a 14-day forecast for Vientiane?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Vientiane by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 81° | 64° | 2 | 0.7 in | 10.0 h/day | 66% |
| February | 85° | 66° | 2 | 0.6 in | 10.4 h/day | 64% |
| March | 90° | 73° | 8 | 1.9 in | 10.5 h/day | 66% |
| April | 94° | 76° | 8 | 2.4 in | 10.8 h/day | 64% |
| May | 91° | 78° | 22 | 8.4 in | 9.6 h/day | 76% |
| June | 88° | 77° | 25 | 10.8 in | 8.6 h/day | 83% |
| July | 87° | 77° | 26 | 14.6 in | 7.8 h/day | 85% |
| August | 86° | 76° | 26 | 16.8 in | 7.1 h/day | 86% |
| September | 86° | 76° | 26 | 13.9 in | 8.4 h/day | 86% |
| October | 86° | 74° | 14 | 5.4 in | 9.8 h/day | 79% |
| November | 85° | 71° | 3 | 1.1 in | 10.1 h/day | 70% |
| December | 81° | 65° | 2 | 0.2 in | 9.8 h/day | 65% |
14-day forecasts nearby