Bahia Blanca, Buenos Aires, Argentina Climate Change Severity

33
Moderate
The current climate change severity in Bahia Blanca is Moderate, with a 26.8% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Bahia Blanca 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), Bahia Blanca temperature has changed by around +1.6%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
9374
-20.4%
cloudyCloudy
6955
-20.2%
rainyRainy
5766
15.7%
snowySnowy
00
0%
mistyMisty
01
100%

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

Climate Change Indicators:

Over the past 15 years, Bahia Blanca has experienced measurable improvements in key climate parameters, contributing to the current severity score of 33 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

33/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Bahia Blanca experienced significant changes:

Temperature change of

+0.2 °C

Variation in annual rainfall

+15.7 %

Change in average humidity

+1.9 %

PM2.5 levels surged by

-7.2 %

Heatwave changed by

-5.2 day(s)

Coldwave changed by

-2.5 day(s)

Wind speeds changed by

-1.5 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

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

Bahia Blanca Weather Forecast 30 Days (September - October 2025)
Bahia Blanca, Buenos Aires, Argentina

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 25, Sep.
sunnySunny
Temperature Icon21°/8°
Humidity Icon59%
Wind Icon31km/h
Fri. 26, Sep.
moderate rainModerate rain
Temperature Icon21°/12°
Humidity Icon63%
Wind Icon32km/h
Sat. 27, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/11°
Humidity Icon77%
Wind Icon17km/h
Sun. 28, Sep.
sunnySunny
Temperature Icon24°/9°
Humidity Icon51%
Wind Icon22km/h
Mon. 29, Sep.
partly cloudyPartly Cloudy
Temperature Icon20°/14°
Humidity Icon60%
Wind Icon18km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon18°/10°
Humidity Icon63%
Wind Icon25km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon21°/6°
Humidity Icon50%
Wind Icon20km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon24°/11°
Humidity Icon44%
Wind Icon31km/h
Fri. 3, Oct.
sunnySunny
Temperature Icon26°/16°
Humidity Icon43%
Wind Icon37km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon27°/17°
Humidity Icon43%
Wind Icon42km/h
Sun. 5, Oct.
partly cloudyPartly Cloudy
Temperature Icon17°/11°
Humidity Icon25%
Wind Icon33km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon17°/5°
Humidity Icon47%
Wind Icon14km/h
Tue. 7, Oct.
partly cloudyPartly Cloudy
Temperature Icon20°/11°
Humidity Icon41%
Wind Icon30km/h
Wed. 8, Oct.
partly cloudyPartly Cloudy
Temperature Icon23°/12°
Humidity Icon50%
Wind Icon21km/h
Thu. 9, Oct.
moderate rain at timesModerate rain at times
Temperature Icon19°/9°
Humidity Icon55%
Wind Icon26km/h
Fri. 10, Oct.
moderate rain at timesModerate rain at times
Temperature Icon20°/9°
Humidity Icon56%
Wind Icon23km/h
Sat. 11, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon20°/9°
Humidity Icon58%
Wind Icon25km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/9°
Humidity Icon57%
Wind Icon23km/h
Mon. 13, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon21°/10°
Humidity Icon52%
Wind Icon25km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/11°
Humidity Icon57%
Wind Icon26km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/10°
Humidity Icon62%
Wind Icon23km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/11°
Humidity Icon63%
Wind Icon25km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/11°
Humidity Icon64%
Wind Icon22km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/11°
Humidity Icon59%
Wind Icon24km/h
Sun. 19, Oct.
moderate rain at timesModerate rain at times
Temperature Icon23°/12°
Humidity Icon55%
Wind Icon25km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon23°/12°
Humidity Icon57%
Wind Icon25km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/10°
Humidity Icon62%
Wind Icon26km/h
Thu. 23, Oct.
moderate rain at timesModerate rain at times
Temperature Icon20°/10°
Humidity Icon62%
Wind Icon25km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/10°
Humidity Icon64%
Wind Icon24km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/11°
Humidity Icon61%
Wind Icon26km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 4, Oct.

26.5°C

Low will be onMon. 6, Oct.

5°C

HumidityHumidity

High will be onSat. 27, Sep.

77%

Low will be onSun. 5, Oct.

25%

Wind SpeedWind Speed

High will be onSat. 4, Oct.

42.1km/h

Low will be onMon. 6, Oct.

14.4km/h

PrecipitationPrecipitation

High will be onFri. 26, Sep.

10.05mm

Low will be onMon. 6, Oct.

0.01mm

Ultraviolet IndexUV

High will be onSat. 4, Oct.

7

Low will be onMon. 29, Sep.

0.1

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