Bratislava, Bratislavsky kraj, Slovakia Climate Change Severity

48
High
The current climate change severity in Bratislava is High, with a 3.4% 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 Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Bratislava 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), Bratislava temperature has changed by around +1.9%, 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
4756
19.1%
cloudyCloudy
6152
-14.7%
rainyRainy
10672
-32.07%
snowySnowy
33
0%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Bratislava 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, Bratislava experienced significant changes:

Temperature change of

+0.2 °C

Variation in annual rainfall

-42.4 %

Change in average humidity

-6.9 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-6.2 day(s)

Coldwave changed by

-5.5 day(s)

Wind speeds changed by

+0.4 km/h

These indicators show that Bratislava 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 Aug.

Bratislava Weather Forecast 30 Days (September - October 2025)
Bratislava, Bratislavsky kraj, Slovakia

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 27, Sep.
partly cloudyPartly Cloudy
Temperature Icon18°/11°
Humidity Icon62%
Wind Icon19km/h
Sun. 28, Sep.
partly cloudyPartly Cloudy
Temperature Icon20°/10°
Humidity Icon53%
Wind Icon22km/h
Mon. 29, Sep.
partly cloudyPartly Cloudy
Temperature Icon17°/7°
Humidity Icon59%
Wind Icon18km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon14°/4°
Humidity Icon61%
Wind Icon17km/h
Wed. 1, Oct.
overcastOvercast
Temperature Icon12°/4°
Humidity Icon71%
Wind Icon11km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon14°/3°
Humidity Icon56%
Wind Icon21km/h
Fri. 3, Oct.
sunnySunny
Temperature Icon14°/3°
Humidity Icon52%
Wind Icon16km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon15°/4°
Humidity Icon55%
Wind Icon16km/h
Sun. 5, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/9°
Humidity Icon66%
Wind Icon17km/h
Mon. 6, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/8°
Humidity Icon74%
Wind Icon14km/h
Tue. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/13°
Humidity Icon85%
Wind Icon27km/h
Wed. 8, Oct.
cloudyCloudy
Temperature Icon16°/12°
Humidity Icon74%
Wind Icon9km/h
Thu. 9, Oct.
overcastOvercast
Temperature Icon19°/12°
Humidity Icon66%
Wind Icon9km/h
Fri. 10, Oct.
partly cloudyPartly Cloudy
Temperature Icon22°/12°
Humidity Icon68%
Wind Icon12km/h
Sat. 11, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/9°
Humidity Icon71%
Wind Icon18km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/8°
Humidity Icon72%
Wind Icon19km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/8°
Humidity Icon72%
Wind Icon19km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/7°
Humidity Icon72%
Wind Icon21km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/8°
Humidity Icon72%
Wind Icon20km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon73%
Wind Icon18km/h
Fri. 17, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon14°/7°
Humidity Icon72%
Wind Icon16km/h
Sat. 18, Oct.
moderate rain at timesModerate rain at times
Temperature Icon15°/7°
Humidity Icon71%
Wind Icon17km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon75%
Wind Icon17km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon75%
Wind Icon19km/h
Tue. 21, Oct.
moderate rain at timesModerate rain at times
Temperature Icon15°/8°
Humidity Icon74%
Wind Icon18km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon77%
Wind Icon16km/h
Thu. 23, Oct.
moderate rain at timesModerate rain at times
Temperature Icon14°/7°
Humidity Icon78%
Wind Icon19km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/8°
Humidity Icon78%
Wind Icon19km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/8°
Humidity Icon80%
Wind Icon18km/h
Sun. 26, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon15°/8°
Humidity Icon77%
Wind Icon16km/h
Mon. 27, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/7°
Humidity Icon78%
Wind Icon17km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 10, Oct.

21.8°C

Low will be onFri. 3, Oct.

2.8°C

HumidityHumidity

High will be onTue. 7, Oct.

85%

Low will be onFri. 3, Oct.

52%

Wind SpeedWind Speed

High will be onTue. 7, Oct.

27.4km/h

Low will be onWed. 8, Oct.

9.4km/h

PrecipitationPrecipitation

High will be onMon. 27, Oct.

4.1mm

Low will be onWed. 8, Oct.

0.04mm

Ultraviolet IndexUV

High will be onFri. 10, Oct.

5

Low will be onWed. 1, Oct.

0.4

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