Vientiane, Chanthabuly District, Laos Climate Change Severity

38
Moderate
The current climate change severity in Vientiane is Moderate, with a 17.05% improvement in the climate score compared to last 16 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Sep. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Vientiane Weather Condition Changes (Historic Vs 2026)

2026
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Vientiane temperature has changed by around +0.8%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Sep. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
5780
40.3%
cloudyCloudy
3834
-10.5%
rainyRainy
16596
-41.8%
snowySnowy
00
0%
mistyMisty
02
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 16 years, Vientiane has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Vientiane experienced significant changes:

Temperature change of

+0.22 °C

Variation in annual rainfall

-17.37 %

Change in average humidity

-0.84 %

PM2.5 levels surged by

-17.54 %

Heatwave changed by

-4 Days

Coldwave changed by

0 Day

Wind speeds changed by

+2.75 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

Check how we calculate Climate Change Severity
Based on data from Jan. to Sep.

Vientiane Weather Forecast 30 Days (October - November 2026)
Vientiane, Chanthabuly District, Laos

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Sat. 3, Oct.
thundery outbreaks possibleThundery outbreaks in nearby
Temperature Icon33°/24°
Humidity Icon81%
Wind Icon7.2km/h
Sun. 4, Oct.
thundery outbreaks possibleThundery outbreaks in nearby
Temperature Icon31°/23°
Humidity Icon85%
Wind Icon6.1km/h
Mon. 5, Oct.
mistMist
Temperature Icon25°/23°
Humidity Icon94%
Wind Icon6.1km/h
Tue. 6, Oct.
mistMist
Temperature Icon29°/22°
Humidity Icon83%
Wind Icon9km/h
Wed. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/22°
Humidity Icon83%
Wind Icon6.8km/h
Thu. 8, Oct.
sunnySunny
Temperature Icon30°/21°
Humidity Icon79%
Wind Icon7.6km/h
Fri. 9, Oct.
overcastOvercast
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon9.7km/h
Sat. 10, Oct.
overcastOvercast
Temperature Icon30°/21°
Humidity Icon78%
Wind Icon11.2km/h
Sun. 11, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon80%
Wind Icon8.3km/h
Mon. 12, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon79%
Wind Icon7.7km/h
Tue. 13, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon79%
Wind Icon7.1km/h
Wed. 14, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/23°
Humidity Icon81%
Wind Icon7.1km/h
Thu. 15, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/23°
Humidity Icon84%
Wind Icon8.6km/h
Fri. 16, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon82%
Wind Icon8.8km/h
Sat. 17, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/22°
Humidity Icon82%
Wind Icon7.9km/h
Sun. 18, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon81%
Wind Icon7.3km/h
Mon. 19, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon79%
Wind Icon8.2km/h
Tue. 20, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon7.3km/h
Wed. 21, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon79%
Wind Icon7.6km/h
Thu. 22, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon78%
Wind Icon7.8km/h
Fri. 23, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon76%
Wind Icon7.8km/h
Sat. 24, Oct.
heavy rain at timesHeavy Rain
Temperature Icon30°/22°
Humidity Icon78%
Wind Icon7.3km/h
Sun. 25, Oct.
heavy rain at timesHeavy Rain
Temperature Icon30°/22°
Humidity Icon78%
Wind Icon7.4km/h
Mon. 26, Oct.
heavy rain at timesHeavy Rain
Temperature Icon31°/22°
Humidity Icon78%
Wind Icon7.4km/h
Tue. 27, Oct.
moderate rain at timesRain
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon8.4km/h
Wed. 28, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon77%
Wind Icon8km/h
Thu. 29, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon77%
Wind Icon9.9km/h
Fri. 30, Oct.
heavy rain at timesHeavy Rain
Temperature Icon30°/21°
Humidity Icon75%
Wind Icon10.2km/h
Sat. 31, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon31°/21°
Humidity Icon74%
Wind Icon9km/h
Sun. 1, Nov.
moderate or heavy rain showerRain Showers
Temperature Icon30°/21°
Humidity Icon74%
Wind Icon9.2km/h
Mon. 2, Nov.
moderate rain at timesRain
Temperature Icon30°/21°
Humidity Icon72%
Wind Icon8.7km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 3, Oct.

33°C

Low will be onThu. 8, Oct.

21°C

HumidityHumidity

High will be onMon. 5, Oct.

94%

Low will be onMon. 2, Nov.

72%

Wind SpeedWind Speed

High will be onSat. 10, Oct.

11.2km/h

Low will be onSun. 4, Oct.

6.1km/h

PrecipitationPrecipitation

High will be onMon. 5, Oct.

10.1mm

Low will be onFri. 9, Oct.

0.2mm

Ultraviolet IndexUV

High will be onWed. 7, Oct.

10.6

Low will be onSun. 1, Nov.

5

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