Rancagua, Libertador General Bernardo O Higgins, Chile Climate Change Severity

52
High
The current climate change severity in Rancagua is High, with a 13.04% 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
°C

Rancagua Weather Condition Changes (Historic Vs 2025)

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

Over the past 15 year(s), Rancagua temperature has changed by around +8.2%, 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
119111
-6.7%
cloudyCloudy
3529
-17.1%
rainyRainy
3513
-62.8%
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, Rancagua 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, Rancagua experienced significant changes:

Temperature change of

+1.2 °C

Variation in annual rainfall

-29.9 %

Change in average humidity

-7.6 %

PM2.5 levels surged by

-16.3 %

Heatwave changed by

+2.8 day(s)

Coldwave changed by

-0.8 day(s)

Wind speeds changed by

+0.8 km/h

These indicators show that Rancagua 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.

Rancagua Weather Forecast 30 Days (August - September 2025)
Rancagua, Libertador General Bernardo O Higgins, Chile

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Fri. 8, Aug.
sunnySunny
Temperature Icon20°/7°
Humidity Icon36%
Wind Icon5km/h
Sat. 9, Aug.
sunnySunny
Temperature Icon18°/8°
Humidity Icon46%
Wind Icon6km/h
Sun. 10, Aug.
partly cloudyPartly Cloudy
Temperature Icon18°/6°
Humidity Icon57%
Wind Icon7km/h
Mon. 11, Aug.
overcastOvercast
Temperature Icon18°/10°
Humidity Icon58%
Wind Icon7km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/8°
Humidity Icon73%
Wind Icon9km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon19°/7°
Humidity Icon65%
Wind Icon7km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon21°/9°
Humidity Icon52%
Wind Icon6km/h
Fri. 15, Aug.
partly cloudyPartly Cloudy
Temperature Icon16°/7°
Humidity Icon69%
Wind Icon6km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon17°/6°
Humidity Icon64%
Wind Icon6km/h
Sun. 17, Aug.
overcastOvercast
Temperature Icon17°/7°
Humidity Icon55%
Wind Icon7km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon18°/6°
Humidity Icon68%
Wind Icon9km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon18°/7°
Humidity Icon66%
Wind Icon6km/h
Wed. 20, Aug.
cloudyCloudy
Temperature Icon16°/9°
Humidity Icon74%
Wind Icon6km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/7°
Humidity Icon85%
Wind Icon5km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/3°
Humidity Icon63%
Wind Icon10km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/3°
Humidity Icon71%
Wind Icon9km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/2°
Humidity Icon66%
Wind Icon10km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/2°
Humidity Icon65%
Wind Icon10km/h
Tue. 26, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon16°/2°
Humidity Icon61%
Wind Icon9km/h
Wed. 27, Aug.
moderate rain at timesModerate rain at times
Temperature Icon17°/3°
Humidity Icon61%
Wind Icon10km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/5°
Humidity Icon62%
Wind Icon10km/h
Fri. 29, Aug.
moderate rain at timesModerate rain at times
Temperature Icon17°/4°
Humidity Icon61%
Wind Icon9km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/4°
Humidity Icon62%
Wind Icon10km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/4°
Humidity Icon65%
Wind Icon9km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/4°
Humidity Icon68%
Wind Icon10km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/3°
Humidity Icon66%
Wind Icon10km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/3°
Humidity Icon64%
Wind Icon9km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/4°
Humidity Icon62%
Wind Icon10km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/4°
Humidity Icon63%
Wind Icon10km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/4°
Humidity Icon65%
Wind Icon10km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/4°
Humidity Icon66%
Wind Icon10km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 14, Aug.

21.3°C

Low will be onMon. 25, Aug.

1.7°C

HumidityHumidity

High will be onThu. 21, Aug.

85%

Low will be onFri. 8, Aug.

36%

Wind SpeedWind Speed

High will be onMon. 25, Aug.

10.4km/h

Low will be onThu. 21, Aug.

5km/h

PrecipitationPrecipitation

High will be onFri. 22, Aug.

12.9mm

Low will be onWed. 20, Aug.

0.02mm

Ultraviolet IndexUV

High will be onWed. 13, Aug.

5

Low will be onThu. 21, Aug.

3

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