I used this during my trip to Ho Chi Minh City. I used 2GB per day, and it was perfectly adequate for getting around the city. Activation was smooth and stress-free. If I had to nitpick, the only thing is that the manual doesn't mention that you need to turn on data roaming to start using data.
Anonymous User
Solo traveler
Vientiane Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Vientiane year round climate
Spring (March–May): Average 83–87°F, hot climate. Temperatures gradually increase starting in March, and rainfall also begins to increase. Common activities: Visiting temples, exploring city attractions. Recommended clothing: Light and breathable clothing, short sleeves, loose-fitting long pants, sun hat.
Summer (June–August): Average 82–83°F, hot and humid climate with abundant rainfall. Afternoon thunderstorms are frequent. Common activities: Relaxing by the Mekong River, enjoying indoor activities such as visiting museums. Recommended clothing: Light and breathable clothing, short sleeves, loose-fitting long pants, rain gear.
Autumn (September–November): Average 80–82°F, warm and comfortable climate. September has the most rainfall, which gradually decreases afterwards. Common activities: Outdoor activities, sightseeing. Recommended clothing: Comfortable and breathable clothing, a light jacket or shawl for backup.
Winter (December–February): Average 74–77°F, relatively cool and dry climate. This is the driest season of the year. Common activities: Visiting temples, exploring city attractions. Recommended clothing: Long-sleeved shirts, light jacket.
Vientiane climatological average
Annual average temperature: approx. 81.3°F / Annual rainfall: approx. 1862 mm / Summer humidity: 75%–85% / Rainiest month: September
Vientiane monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
74.7°F
17
February
77.7°F
40.7
March
83.3°F
65
April
87.3°F
44.3
May
85.1°F
163.7
June
83.5°F
251.7
July
83.3°F
377.3
August
82°F
408
September
81.7°F
427.7
October
82.4°F
60.3
November
80.4°F
6.3
December
75.2°F
0
Vientiane weather for the next seven days
5/1
Friday
Moderate rain
95.1°F/75.9°F
5/2
Saturday
Patchy rain nearby
97.5°F/74.4°F
5/3
Sunday
Patchy rain nearby
101.7°F/75.8°F
5/4
Monday
Heavy rain
96.1°F/71.9°F
5/5
Tuesday
Moderate rain
93°F/71.6°F
5/6
Wednesday
Patchy rain nearby
95.4°F/74.3°F
5/7
Thursday
Patchy rain nearby
95.5°F/77.1°F
KKday App
Your Best Travel Buddy
Use the code APP5OFF to enjoy an exclusive in-app deal of 5% off (cap at USD$3) on your 1st orderScan here to download the app