Chillan, Biobio, Chile Climate Change Severity

57
High
The current climate change severity in Chillan is High, with a 36.1% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jun. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Chillan 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), Chillan temperature has changed by around -1.3%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
9490
-4.2%
cloudyCloudy
3527
-22.8%
rainyRainy
3531
-11.4%
snowySnowy
00
0%
mistyMisty
08
100%

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

Climate Change Indicators:

Over the past 16 years, Chillan has experienced measurable shifts in key climate parameters, contributing to the current severity score of 57 (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

57/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Chillan experienced significant changes:

Temperature change of

-0.21 °C

Variation in annual rainfall

-46.23 %

Change in average humidity

+0.1 %

PM2.5 levels surged by

-55.87 %

Heatwave changed by

-2 Days

Coldwave changed by

+1 Days

Wind speeds changed by

+1.88 km/h

These indicators show that Chillan 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 Jun.

Chillan Weather Forecast 30 Days (July - August 2026)
Chillan, Biobio, Chile

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Tue. 28, Jul.
light rain showerRain Shower
Temperature Icon11°/8°
Humidity Icon92%
Wind Icon25.6km/h
Wed. 29, Jul.
overcastOvercast
Temperature Icon13°/8°
Humidity Icon91%
Wind Icon20.5km/h
Thu. 30, Jul.
overcastOvercast
Temperature Icon15°/11°
Humidity Icon85%
Wind Icon43.2km/h
Fri. 31, Jul.
light rain showerRain Shower
Temperature Icon12°/9°
Humidity Icon96%
Wind Icon25.9km/h
Sat. 1, Aug.
light rain showerRain Shower
Temperature Icon14°/9°
Humidity Icon90%
Wind Icon21.6km/h
Sun. 2, Aug.
light rainLight Rain
Temperature Icon11°/9°
Humidity Icon94%
Wind Icon34.2km/h
Mon. 3, Aug.
mistMist
Temperature Icon14°/6°
Humidity Icon88%
Wind Icon7.6km/h
Tue. 4, Aug.
overcastOvercast
Temperature Icon9°/6°
Humidity Icon92%
Wind Icon10.1km/h
Wed. 5, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/6°
Humidity Icon83%
Wind Icon16.7km/h
Thu. 6, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon12°/6°
Humidity Icon86%
Wind Icon16.7km/h
Fri. 7, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/5°
Humidity Icon82%
Wind Icon17.6km/h
Sat. 8, Aug.
heavy rain at timesHeavy Rain
Temperature Icon15°/4°
Humidity Icon76%
Wind Icon16.8km/h
Sun. 9, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/4°
Humidity Icon77%
Wind Icon17.1km/h
Mon. 10, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon79%
Wind Icon14.8km/h
Tue. 11, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/5°
Humidity Icon80%
Wind Icon15.5km/h
Wed. 12, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/4°
Humidity Icon78%
Wind Icon15km/h
Thu. 13, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/4°
Humidity Icon76%
Wind Icon15.8km/h
Fri. 14, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon75%
Wind Icon16.1km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/5°
Humidity Icon82%
Wind Icon18.1km/h
Sun. 16, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/6°
Humidity Icon82%
Wind Icon21.1km/h
Mon. 17, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon83%
Wind Icon17.2km/h
Tue. 18, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon81%
Wind Icon17.4km/h
Wed. 19, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon80%
Wind Icon17.5km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon16°/5°
Humidity Icon76%
Wind Icon14.8km/h
Fri. 21, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon15°/5°
Humidity Icon80%
Wind Icon19km/h
Sat. 22, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/5°
Humidity Icon82%
Wind Icon18.5km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/5°
Humidity Icon80%
Wind Icon14km/h
Mon. 24, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon13°/4°
Humidity Icon78%
Wind Icon16.6km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon14°/5°
Humidity Icon77%
Wind Icon18.2km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon15°/5°
Humidity Icon78%
Wind Icon17.6km/h
Thu. 27, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon15°/5°
Humidity Icon78%
Wind Icon15.6km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 20, Aug.

16°C

Low will be onSat. 8, Aug.

4°C

HumidityHumidity

High will be onFri. 31, Jul.

96%

Low will be onFri. 14, Aug.

75%

Wind SpeedWind Speed

High will be onThu. 30, Jul.

43.2km/h

Low will be onMon. 3, Aug.

7.6km/h

PrecipitationPrecipitation

High will be onThu. 30, Jul.

56.03mm

Low will be onSat. 8, Aug.

1.06mm

Ultraviolet IndexUV

High will be onMon. 3, Aug.

5

Low will be onFri. 31, Jul.

0.3

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