Vienna, Wien, Austria Climate Change Severity

43
High
The current climate change severity in Vienna is High, with a 14.3% 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 Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Vienna 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), Vienna temperature has changed by around +3.3%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
5559
7.2%
cloudyCloudy
7053
-24.2%
rainyRainy
11686
-25.8%
snowySnowy
31
-66.6%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Vienna has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Vienna experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

-17.1 %

Change in average humidity

-8.9 %

PM2.5 levels surged by

-12.4 %

Heatwave changed by

-11.06 day(s)

Coldwave changed by

-5.2 day(s)

Wind speeds changed by

-1.3 km/h

These indicators show improvement in key parametes of climate, but Vienna remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

Vienna Weather Forecast 30 Days (October - November 2025)
Vienna, Wien, Austria

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 26, Oct.
partly cloudyPartly Cloudy
Temperature Icon13°/8°
Humidity Icon63%
Wind Icon25km/h
Mon. 27, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/7°
Humidity Icon63%
Wind Icon36km/h
Tue. 28, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/7°
Humidity Icon61%
Wind Icon37km/h
Wed. 29, Oct.
sunnySunny
Temperature Icon16°/8°
Humidity Icon59%
Wind Icon23km/h
Thu. 30, Oct.
sunnySunny
Temperature Icon14°/7°
Humidity Icon74%
Wind Icon14km/h
Fri. 31, Oct.
partly cloudyPartly Cloudy
Temperature Icon15°/8°
Humidity Icon76%
Wind Icon6km/h
Sat. 1, Nov.
cloudyCloudy
Temperature Icon15°/11°
Humidity Icon86%
Wind Icon11km/h
Sun. 2, Nov.
overcastOvercast
Temperature Icon16°/11°
Humidity Icon88%
Wind Icon15km/h
Mon. 3, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/10°
Humidity Icon83%
Wind Icon5km/h
Tue. 4, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/12°
Humidity Icon86%
Wind Icon19km/h
Wed. 5, Nov.
overcastOvercast
Temperature Icon18°/12°
Humidity Icon77%
Wind Icon23km/h
Thu. 6, Nov.
partly cloudyPartly Cloudy
Temperature Icon17°/11°
Humidity Icon77%
Wind Icon21km/h
Fri. 7, Nov.
cloudyCloudy
Temperature Icon15°/12°
Humidity Icon77%
Wind Icon7km/h
Sat. 8, Nov.
partly cloudyPartly Cloudy
Temperature Icon15°/10°
Humidity Icon72%
Wind Icon7km/h
Sun. 9, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon12°/5°
Humidity Icon79%
Wind Icon16km/h
Mon. 10, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/5°
Humidity Icon78%
Wind Icon18km/h
Wed. 12, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/5°
Humidity Icon79%
Wind Icon17km/h
Thu. 13, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon10°/4°
Humidity Icon78%
Wind Icon17km/h
Fri. 14, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon9°/4°
Humidity Icon80%
Wind Icon17km/h
Sat. 15, Nov.
moderate rain at timesModerate rain at times
Temperature Icon10°/4°
Humidity Icon80%
Wind Icon18km/h
Sun. 16, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon10°/5°
Humidity Icon80%
Wind Icon17km/h
Mon. 17, Nov.
moderate rain at timesModerate rain at times
Temperature Icon9°/4°
Humidity Icon80%
Wind Icon18km/h
Tue. 18, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon9°/4°
Humidity Icon79%
Wind Icon18km/h
Wed. 19, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon9°/4°
Humidity Icon79%
Wind Icon19km/h
Thu. 20, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon9°/4°
Humidity Icon77%
Wind Icon18km/h
Fri. 21, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon8°/3°
Humidity Icon81%
Wind Icon18km/h
Sun. 23, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon7°/2°
Humidity Icon79%
Wind Icon18km/h
Mon. 24, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/2°
Humidity Icon81%
Wind Icon19km/h
Tue. 25, Nov.
moderate rain at timesModerate rain at times
Temperature Icon7°/2°
Humidity Icon81%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 5, Nov.

18.1°C

Low will be onTue. 25, Nov.

1.7°C

HumidityHumidity

High will be onSun. 2, Nov.

88%

Low will be onWed. 29, Oct.

59%

Wind SpeedWind Speed

High will be onTue. 28, Oct.

36.7km/h

Low will be onMon. 3, Nov.

4.7km/h

PrecipitationPrecipitation

High will be onMon. 10, Nov.

1.9mm

Low will be onSun. 26, Oct.

0.01mm

Ultraviolet IndexUV

High will be onFri. 31, Oct.

4

Low will be onSun. 26, Oct.

0.3

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