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

48
High
The current climate change severity in Rancagua is High, with a 2.2% 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 Oct. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (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 +9.5%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
150138
-8%
cloudyCloudy
5243
-17.3%
rainyRainy
6423
-64.06%
snowySnowy
01
100%
mistyMisty
03
100%

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 48 (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

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Rancagua experienced significant changes:

Temperature change of

+1.3 °C

Variation in annual rainfall

-23.4 %

Change in average humidity

-4.2 %

PM2.5 levels surged by

-17.7 %

Heatwave changed by

+2 day(s)

Coldwave changed by

-1.2 day(s)

Wind speeds changed by

+0.6 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 Oct.

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

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 12, Nov.
sunnySunny
Temperature Icon29°/8°
Humidity Icon35%
Wind Icon18km/h
Thu. 13, Nov.
partly cloudyPartly Cloudy
Temperature Icon31°/12°
Humidity Icon27%
Wind Icon12km/h
Fri. 14, Nov.
sunnySunny
Temperature Icon31°/12°
Humidity Icon36%
Wind Icon23km/h
Sat. 15, Nov.
sunnySunny
Temperature Icon30°/11°
Humidity Icon35%
Wind Icon20km/h
Sun. 16, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/11°
Humidity Icon65%
Wind Icon12km/h
Mon. 17, Nov.
sunnySunny
Temperature Icon28°/9°
Humidity Icon30%
Wind Icon14km/h
Tue. 18, Nov.
sunnySunny
Temperature Icon30°/11°
Humidity Icon29%
Wind Icon16km/h
Wed. 19, Nov.
sunnySunny
Temperature Icon31°/10°
Humidity Icon36%
Wind Icon15km/h
Thu. 20, Nov.
partly cloudyPartly Cloudy
Temperature Icon29°/12°
Humidity Icon26%
Wind Icon11km/h
Fri. 21, Nov.
sunnySunny
Temperature Icon31°/12°
Humidity Icon30%
Wind Icon16km/h
Sat. 22, Nov.
sunnySunny
Temperature Icon33°/12°
Humidity Icon32%
Wind Icon14km/h
Sun. 23, Nov.
sunnySunny
Temperature Icon35°/14°
Humidity Icon31%
Wind Icon17km/h
Mon. 24, Nov.
sunnySunny
Temperature Icon36°/16°
Humidity Icon36%
Wind Icon21km/h
Tue. 25, Nov.
sunnySunny
Temperature Icon35°/15°
Humidity Icon42%
Wind Icon22km/h
Wed. 26, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon25°/10°
Humidity Icon45%
Wind Icon14km/h
Thu. 27, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon25°/11°
Humidity Icon42%
Wind Icon13km/h
Fri. 28, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon25°/10°
Humidity Icon44%
Wind Icon13km/h
Sat. 29, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon25°/10°
Humidity Icon47%
Wind Icon13km/h
Sun. 30, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon25°/10°
Humidity Icon40%
Wind Icon13km/h
Mon. 1, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon25°/10°
Humidity Icon45%
Wind Icon13km/h
Tue. 2, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon25°/11°
Humidity Icon46%
Wind Icon14km/h
Wed. 3, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon26°/11°
Humidity Icon44%
Wind Icon13km/h
Thu. 4, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon26°/11°
Humidity Icon43%
Wind Icon13km/h
Fri. 5, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon27°/11°
Humidity Icon43%
Wind Icon14km/h
Sat. 6, Dec.
moderate rain at timesModerate rain at times
Temperature Icon26°/12°
Humidity Icon46%
Wind Icon13km/h
Sun. 7, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon27°/12°
Humidity Icon43%
Wind Icon14km/h
Mon. 8, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon26°/12°
Humidity Icon47%
Wind Icon14km/h
Tue. 9, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/11°
Humidity Icon46%
Wind Icon13km/h
Wed. 10, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon27°/12°
Humidity Icon45%
Wind Icon14km/h
Thu. 11, Dec.
moderate rain at timesModerate rain at times
Temperature Icon26°/12°
Humidity Icon47%
Wind Icon14km/h
Fri. 12, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon26°/11°
Humidity Icon44%
Wind Icon14km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 24, Nov.

36.2°C

Low will be onWed. 12, Nov.

7.7°C

HumidityHumidity

High will be onSun. 16, Nov.

65%

Low will be onThu. 20, Nov.

26%

Wind SpeedWind Speed

High will be onFri. 14, Nov.

23.4km/h

Low will be onThu. 20, Nov.

10.8km/h

PrecipitationPrecipitation

High will be onTue. 9, Dec.

1.9mm

Low will be onWed. 26, Nov.

0.1mm

Ultraviolet IndexUV

High will be onTue. 18, Nov.

7

Low will be onWed. 26, Nov.

5

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