Weather in Вьентьян in January 2026
Average weather
Average temperature in Вьентьян in January
The temperature in January is +82°F on average, with a range between a maximum of +93°F during the day and a minimum of +46°F at night.
The average maximum temperature goes up 8% by the end of the month, compared with the beginning of the month, from +79°F to +82°F.
Is Вьентьян warm or cold in January?
Вьентьян is typically warm in January.
Maximum temperatures go up compared to the previous month from +82°F to +84°F. The minimum temperature also goes up from +63°F to +63°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is one of the coolest months in Вьентьян, here is the comparison with other months:
Climate in Вьентьян in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +82°F | +84°F | +88°F | ||||
| Min. temperature | ||||||
| +43°F | +46°F | +50°F | ||||
| Max. temperature | ||||||
| +93°F | +97°F | +100°F | ||||
| Rainfall | ||||||
| 5 mm | 8 mm | 13 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 70% | 71% | 69% | ||||
| Air pressure | ||||||
| 1015 HPa | 1014 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 16 | 17 | 16 | ||||
| Cloudy days | ||||||
| 13 | 11 | 8 | ||||
| Rainy days | ||||||
| 2 | 3 | 4 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as great as in December. It’s getting warmer as January arrives. The average maximum temperature goes up from +82°F to +84°F during the day. Prepare for more rain. Average rainfall goes from 5 mm to 8 mm. Humidity rises from 70% to 71%. The average wind speed doesn’t change much during January, staying around 1 m/s. The good news is there are likely to be more sunny days in January, from 16 to 17.
February brings much the same weather, it remains great.
Wind
The average wind speed is 1 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Вьентьян is gradually increasing during January, going from 1 m/s to 1 m/s over the course of the month.
How was the weather last January in Вьентьян?
Climate Change Over the Years
The climate in Вьентьян in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1996 (+87°F) and the highest in 2019 (+92°F). The driest year was 2019 with only 1054 mm of rainfall, and the wettest year was 1994 with 2326 mm.
FAQ
Is January a good time to visit Вьентьян?
Can you sunbathe in Вьентьян in January?
Is Вьентьян rainy in January?
Is it sunny in Вьентьян in January?
Other cities in Лаос
Monthly weather in Вьентьян
Source of the data
For this page, we’ve looked at the typical weather in Вьентьян, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
