Vientiane, Hadxayfong District, Laos Climate Change Severity

43
High
The current climate change severity in Vientiane is High, with a 15.8% 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 Jul. (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 +2.3%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
5673
30.3%
cloudyCloudy
3631
-13.8%
rainyRainy
11184
-24.3%
snowySnowy
00
0%
mistyMisty
01
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 shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Vientiane experienced significant changes:

Temperature change of

+0.65 °C

Variation in annual rainfall

-13.93 %

Change in average humidity

-2.74 %

PM2.5 levels surged by

+32.52 %

Heatwave changed by

-3 Days

Coldwave changed by

-5 Days

Wind speeds changed by

+2.64 km/h

These indicators show improvement in key parametes of climate, but Vientiane remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

Vientiane Weather Forecast 30 Days (August - September 2026)
Vientiane, Hadxayfong District, Laos

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Tue. 4, Aug.
light rain showerRain Shower
Temperature Icon27°/24°
Humidity Icon93%
Wind Icon5.4km/h
Wed. 5, Aug.
light rain showerRain Shower
Temperature Icon25°/23°
Humidity Icon97%
Wind Icon6.1km/h
Thu. 6, Aug.
mistMist
Temperature Icon28°/23°
Humidity Icon90%
Wind Icon5km/h
Fri. 7, Aug.
light rain showerRain Shower
Temperature Icon30°/24°
Humidity Icon90%
Wind Icon7.2km/h
Sat. 8, Aug.
light rain showerRain Shower
Temperature Icon27°/24°
Humidity Icon95%
Wind Icon9.7km/h
Sun. 9, Aug.
light rain showerRain Shower
Temperature Icon26°/24°
Humidity Icon96%
Wind Icon5.8km/h
Mon. 10, Aug.
light rain showerRain Shower
Temperature Icon28°/24°
Humidity Icon93%
Wind Icon7.6km/h
Tue. 11, Aug.
light rain showerRain Shower
Temperature Icon31°/24°
Humidity Icon87%
Wind Icon16.6km/h
Wed. 12, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon83%
Wind Icon9.2km/h
Thu. 13, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon85%
Wind Icon8.5km/h
Fri. 14, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon85%
Wind Icon8.3km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon84%
Wind Icon9.4km/h
Sun. 16, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon86%
Wind Icon9.8km/h
Mon. 17, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon86%
Wind Icon9.4km/h
Tue. 18, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon83%
Wind Icon10km/h
Wed. 19, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon83%
Wind Icon9.9km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon84%
Wind Icon9.1km/h
Fri. 21, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon85%
Wind Icon8.6km/h
Sat. 22, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon84%
Wind Icon8.1km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon83%
Wind Icon8.8km/h
Mon. 24, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon83%
Wind Icon8.2km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon84%
Wind Icon9.2km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon83%
Wind Icon9.3km/h
Thu. 27, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon84%
Wind Icon9.6km/h
Fri. 28, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon83%
Wind Icon8.7km/h
Sat. 29, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon85%
Wind Icon8.7km/h
Sun. 30, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon86%
Wind Icon9.1km/h
Mon. 31, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/24°
Humidity Icon87%
Wind Icon8.5km/h
Tue. 1, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon85%
Wind Icon8km/h
Wed. 2, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon85%
Wind Icon8.2km/h
Thu. 3, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon85%
Wind Icon7.2km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 19, Aug.

32°C

Low will be onWed. 5, Aug.

23°C

HumidityHumidity

High will be onWed. 5, Aug.

97%

Low will be onWed. 12, Aug.

83%

Wind SpeedWind Speed

High will be onTue. 11, Aug.

16.6km/h

Low will be onThu. 6, Aug.

5km/h

PrecipitationPrecipitation

High will be onWed. 5, Aug.

25.2mm

Low will be onThu. 6, Aug.

3.1mm

Ultraviolet IndexUV

High will be onThu. 6, Aug.

8.8

Low will be onWed. 5, Aug.

2.7

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