Vientiane Province is located in the central part of Laos. The climate in Vientiane Province is classified as
tropical savanna climate, which is characterized by a wet season and a dry season. The wet season in Vientiane Province typically lasts from May to October, with the heaviest rainfall occurring from July to September. The dry season in Vientiane Province typically lasts from November to April, with very little rainfall occurring during this time.
Best Time to Visit
The best time to visit Vientiane Province depends on what activities you plan to do and your personal preferences.
If you want to avoid the rainy season, which typically lasts from May to October, the best time to visit would be during the dry season from November to April. During this period, the weather is generally dry and sunny, with comfortable temperatures, making it a great time to explore the province's temples, markets, and natural attractions.
However, if you are interested in seeing the lush green landscapes and experiencing the rural way of life in the province, the rainy season can be a good time to visit. The rainfall during this period makes the countryside come alive, and you can see the farmers working in the fields, planting rice, and tending to their crops. Just keep in mind that the rain can make the roads muddy and difficult to travel on, so plan accordingly.
Overall, the best time to visit Vientiane Province is between November and February, during the cool and dry season, when the weather is pleasant, and outdoor activities can be enjoyed without too much heat or humidity.
Basic Information for Vientiane Province Climate
Here are some basic information of climate in Vientiane province:
Climate Type: Tropical Savanna Climate
Hottest Month: April (29 °C /average)
Coldest Month: January (23 °C /average)
Wettest Month: August (297.5 mm/average)
Windiest Month: April (5 km/h average)
Annual Precipitation: 1493.2 mm (per year)
High Temperature: 35 °C
Low Temperature: 17 °C
Mean Temperature: 27 °C
Monthly Average Temperature and Rainfall
| Month |
Average Temperature (°C) |
Highest Temperature (°C) |
Lowest Temperature (°C) |
Total Rainfall (mm) |
| January |
22 |
29 |
15 |
4 |
| February |
24 |
33 |
16 |
16 |
| March |
27 |
36 |
21 |
42 |
| April |
29 |
38 |
23 |
99 |
| May |
28 |
36 |
23 |
209 |
| June |
27 |
33 |
23 |
261 |
| July |
26 |
31 |
23 |
259 |
| August |
26 |
30 |
23 |
280 |
| September |
26 |
31 |
23 |
271 |
| October |
26 |
34 |
22 |
82 |
| November |
24 |
31 |
16 |
21 |
| December |
22 |
29 |
13 |
3 |
Note that the highest and lowest temperature values are based on historical averages and may vary from year to year. The total rainfall values represent the average monthly rainfall for Vientiane Province.
Temperature of Four Seasons
| Season |
Months |
Average Temperature (°C) |
| Cool & Dry |
November - February |
20-25 |
| Hot & Dry |
March - April |
29-34 |
| Hot & Wet |
May - June |
27-33 |
| Wet & Cool |
July - October |
23-31 |
Note that the temperature range for each season is based on historical averages and may vary from year to year. Also, keep in mind that these are generalizations and actual temperatures may fluctuate depending on various factors such as altitude and proximity to water bodies.
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