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Vientiane Province

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Vientiane Province Weather and climate

Data source：Meteostat
Update date：2025-09

Vientiane Province year round climate
  • Spring (March–May): Average 28.5–30.7°C, hot climate, rainfall gradually increasing, with heavier rainfall in May. Common activities: Visiting temples and cultural sites, enjoying the Mekong River views. Recommended clothing: Light and breathable short-sleeved clothing, loose-fitting long pants, hat, sunglasses.
  • Summer (June–August): Average 27.8–28.6°C, high temperature and humidity, abundant rainfall. Common activities: Indoor activities such as visiting museums, night markets, or enjoying hotel swimming pools. Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): Average 26.9–28°C, slightly lower temperature, less rainfall, with less rain after October. Common activities: Outdoor activities such as cycling, hiking, and visiting waterfalls. Recommended clothing: Light and breathable clothing, a light jacket can be prepared to cope with the temperature difference between morning and evening.
  • Winter (December–February): Average 23.7–25.4°C, relatively lower temperature, dry and less rainfall. Common activities: Visiting temples, markets, and enjoying more comfortable outdoor activities. Recommended clothing: Long-sleeved clothing, light jacket.
Vientiane Province climatological average

Annual average temperature: approx. 27°C / Annual rainfall: approx. 1862 mm / Summer humidity: 75%–85% / Rainiest month: September

Vientiane Province monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
23.7°C
17
February
25.4°C
40.7
March
28.5°C
65
April
30.7°C
44.3
May
29.5°C
163.7
June
28.6°C
251.7
July
28.5°C
377.3
August
27.8°C
408
September
27.6°C
427.7
October
28°C
60.3
November
26.9°C
6.3
December
24°C
0
Vientiane Province weather for the next seven days
10/13
Monday
Moderate rain
30.2°C/22.8°C
10/14
Tuesday
Heavy rain
29.7°C/23.1°C
10/15
Wednesday
Moderate rain
26.1°C/22.1°C
10/16
Thursday
Patchy rain nearby
31.2°C/21.9°C
10/17
Friday
Sunny
31.3°C/22.6°C
10/18
Saturday
Partly Cloudy
31°C/22.7°C
10/19
Sunday
Partly Cloudy
30.3°C/22.4°C

Vientiane Province FAQ

What's the best time to visit?
The best times to visit are spring, autumn and winter. The weather during these seasons is more comfortable and suitable for outdoor activities.
What are the must-visit attractions in Vientiane Province?
That Luang Temple, Arc de Triomphe, Si Sak Temple and Mekong River Walk are must-see attractions in Vientiane Province.