Weather Tomorrow in Vientiane – Hour-by-Hour Forecast
Tuesday, 22/09/2026
32° / 25°
Light drizzle · Chance of rain 29%
Vientiane Hourly Weather – Next 48 Hours
00
06
12
18
00:0006:0012:0018:00
48-hour forecast
00:00
26°
23%
01:00
26°
29%
02:00
26°
27%
03:00
26°
22%
04:00
25°
16%
05:00
25°
12%
06:00
25°
8%
07:00
25°
6%
08:00
27°
5%
09:00
28°
6%
10:00
29°
6%
11:00
30°
4%
12:00
31°
2%
13:00
32°
0%
14:00
32°
0%
15:00
32°
0%
16:00
32°
0%
17:00
31°
0%
18:00
29°
0%
19:00
28°
2%
20:00
28°
6%
21:00
27°
11%
22:00
27°
18%
23:00
27°
28%
Summary
Vientiane is warm today, 23–31°C, skies are thunderstorm.
Temperatures hold steady near 31°C through the week.
The wettest day ahead is Thursday 24/09 with about 12 mm.
Sunrise 05:58, sunset 18:07.
Common questions
Will it rain in Vientiane today?
Yes. Rain is expected around 00:00–06:00, totalling roughly 7.8 mm.
How hot is it in Vientiane today?
Between 23°C and 31°C, with a felt maximum of 38°C.
What is the weather in Vientiane tomorrow?
Tomorrow: light drizzle, 25–32°C, with a 29% chance of rain.