Ha Long, Quang Ninh, Vietnam Climate Change Severity

52
High
The current climate change severity in Ha Long is High, with a 19.2% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100


Ha Long Weather Condition Changes (Historic Vs 2025)

0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Ha Long temperature has changed by around -2.007%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
1418
28.5%

cloudyCloudy
3322
-33.3%

rainyRainy
13495
-29.1%

snowySnowy
00
0%

mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Ha Long has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

52/100


High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Ha Long experienced significant changes:

Temperature change of

-0.4 °C


Variation in annual rainfall

-25.1 %


Change in average humidity

-3.08 %


PM2.5 levels surged by

+350.2 %


Heatwave changed by

-4.8 day(s)


Coldwave changed by

-1.4 day(s)


Wind speeds changed by

+1.8 km/h


These indicators show that Ha Long is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

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

Ha Long Weather Forecast 30 Days (August - September 2025)
Ha Long, Quang Ninh, Vietnam


Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 8, Aug.
moderate rainModerate rain

Temperature Icon31°/27°

Humidity Icon83%

Wind Icon19km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon32°/27°

Humidity Icon84%

Wind Icon16km/h
Sun. 10, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon31°/27°

Humidity Icon82%

Wind Icon17km/h
Mon. 11, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon31°/27°

Humidity Icon78%

Wind Icon14km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon31°/26°

Humidity Icon77%

Wind Icon13km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon31°/26°

Humidity Icon81%

Wind Icon15km/h
Thu. 14, Aug.
moderate rainModerate rain

Temperature Icon29°/26°

Humidity Icon83%

Wind Icon12km/h
Fri. 15, Aug.
moderate rainModerate rain

Temperature Icon26°/24°

Humidity Icon91%

Wind Icon12km/h
Sat. 16, Aug.
heavy rainHeavy rain

Temperature Icon25°/24°

Humidity Icon93%

Wind Icon18km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon28°/23°

Humidity Icon87%

Wind Icon8km/h
Mon. 18, Aug.
partly cloudyPartly Cloudy

Temperature Icon30°/24°

Humidity Icon79%

Wind Icon7km/h
Tue. 19, Aug.
sunnySunny

Temperature Icon31°/25°

Humidity Icon78%

Wind Icon13km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon31°/26°

Humidity Icon79%

Wind Icon14km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon30°/27°

Humidity Icon81%

Wind Icon18km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon80%

Wind Icon14km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon79%

Wind Icon14km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon15km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon31°/27°

Humidity Icon78%

Wind Icon15km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon16km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon15km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon79%

Wind Icon17km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon79%

Wind Icon17km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon79%

Wind Icon14km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon15km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon14km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon77%

Wind Icon14km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon77%

Wind Icon15km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon77%

Wind Icon14km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon77%

Wind Icon15km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon77%

Wind Icon15km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon30°/27°

Humidity Icon78%

Wind Icon14km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 9, Aug.

31.5°C


Low will be onSun. 17, Aug.

23°C

HumidityHumidity

High will be onSat. 16, Aug.

93%


Low will be onTue. 12, Aug.

77%

Wind SpeedWind Speed

High will be onFri. 8, Aug.

18.7km/h


Low will be onMon. 18, Aug.

6.5km/h

PrecipitationPrecipitation

High will be onSat. 16, Aug.

22.9mm


Low will be onMon. 18, Aug.

0.02mm

Ultraviolet IndexUV

High will be onMon. 18, Aug.

7


Low will be onMon. 11, Aug.

2.8