Vientiane, Laos 14-Day Forecast
Laos 🇱🇦
85°
Patchy rain nearby right now
Today: high 86°, low 75°
Updated 2 hours ago
Vientiane weather for the next 14 days
Tuesday, August 11
Partly Cloudy High 88° Low 75°Precipitation
83%
· 0.63 in
Max wind
8 mph
Humidity
83%
UV index
10 - Very High
Sunrise / sunset
05:50 AM / 06:38 PM
Wednesday, August 12
Patchy rain nearby High 87° Low 75°Precipitation
85%
· 0.56 in
Max wind
9 mph
Humidity
85%
UV index
10 - Very High
Sunrise / sunset
05:51 AM / 06:38 PM
Thursday, August 13
Patchy rain nearby High 88° Low 75°Precipitation
54%
· 0.03 in
Max wind
10 mph
Humidity
81%
UV index
12 - Extreme
Sunrise / sunset
05:51 AM / 06:37 PM
Friday, August 14
Patchy rain nearby High 87° Low 75°Precipitation
75%
· 0.16 in
Max wind
11 mph
Humidity
83%
UV index
10 - Very High
Sunrise / sunset
05:51 AM / 06:36 PM
Saturday, August 15
Patchy rain nearby High 89° Low 76°Precipitation
78%
· 0.26 in
Max wind
9 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
05:51 AM / 06:36 PM
Sunday, August 16
Light rain shower High 87° Low 76°Precipitation
81%
· 0.35 in
Max wind
9 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
05:52 AM / 06:35 PM
Monday, August 17
Patchy rain nearby High 85° Low 76°Precipitation
86%
· 0.43 in
Max wind
8 mph
Humidity
86%
UV index
6 - High
Sunrise / sunset
05:52 AM / 06:34 PM
Tuesday, August 18
Light rain shower High 82° Low 75°Precipitation
86%
· 0.45 in
Max wind
8 mph
Humidity
88%
UV index
7 - High
Sunrise / sunset
05:52 AM / 06:34 PM
Wednesday, August 19
Patchy light drizzle High 79° Low 74°Precipitation
82%
· 0.12 in
Max wind
6 mph
Humidity
93%
UV index
6 - High
Sunrise / sunset
05:52 AM / 06:33 PM
Thursday, August 20
Patchy rain nearby High 87° Low 74°Precipitation
86%
· 0.6 in
Max wind
7 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:32 PM
Friday, August 21
Patchy rain nearby High 86° Low 74°Precipitation
83%
· 0.18 in
Max wind
9 mph
Humidity
86%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:32 PM
Saturday, August 22
Patchy rain nearby High 85° Low 74°Precipitation
86%
· 0.38 in
Max wind
7 mph
Humidity
87%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:31 PM
Sunday, August 23
Patchy rain nearby High 86° Low 74°Precipitation
85%
· 0.27 in
Max wind
6 mph
Humidity
87%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:30 PM
Vientiane 14-day outlook: the story
The warmest day of Vientiane's 14-day outlook is Saturday, August 15 with a high near 89°F (32°C); the coolest night comes Thursday, August 20, dipping to 74°F (23°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 87°F (31°C), right in line with the typical August high of 86°F (30°C).
Precipitation is most likely on Monday 10, Tuesday 11, Wednesday 12, Thursday 13 and beyond; the wettest day looks like Tuesday, August 11 with about 0.63 in (15.9 mm) expected. For the weekend, expect Saturday 89°F (32°C) and patchy rain nearby / Sunday 87°F (31°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 14 of the next 14 days, peaking around Tuesday, August 11.
What will be the warmest day in Vientiane over the next 14 days?
Saturday, August 15, with a forecast high near 89°F (32°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