Turku, Varsinais Suomi, Finland Climate Change Severity

43
High
The current climate change severity in Turku is High, with a 9.6% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Turku 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), Turku temperature has changed by around +15.8%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
2417
-29.1%
cloudyCloudy
4845
-6.2%
rainyRainy
8978
-12.3%
snowySnowy
97
-22.2%
mistyMisty
01
100%

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

Climate Change Indicators:

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

Temperature change of

+0.8 °C

Variation in annual rainfall

-7.7 %

Change in average humidity

-3.04 %

PM2.5 levels surged by

-11.9 %

Heatwave changed by

-3.5 day(s)

Coldwave changed by

-7 day(s)

Wind speeds changed by

-0.3 km/h

These indicators show improvement in key parametes of climate, but Turku 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 Jul.

Turku Weather Forecast 30 Days (August - September 2025)
Turku, Varsinais Suomi, Finland

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 19, Aug.
sunnySunny
Temperature Icon17°/10°
Humidity Icon68%
Wind Icon23km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/8°
Humidity Icon63%
Wind Icon13km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/8°
Humidity Icon68%
Wind Icon17km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/8°
Humidity Icon69%
Wind Icon12km/h
Sat. 23, Aug.
partly cloudyPartly Cloudy
Temperature Icon17°/7°
Humidity Icon68%
Wind Icon18km/h
Sun. 24, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/8°
Humidity Icon73%
Wind Icon24km/h
Mon. 25, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/10°
Humidity Icon72%
Wind Icon20km/h
Tue. 26, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/10°
Humidity Icon69%
Wind Icon15km/h
Wed. 27, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/11°
Humidity Icon75%
Wind Icon18km/h
Thu. 28, Aug.
partly cloudyPartly Cloudy
Temperature Icon20°/13°
Humidity Icon75%
Wind Icon18km/h
Fri. 29, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon20°/16°
Humidity Icon85%
Wind Icon23km/h
Sat. 30, Aug.
sunnySunny
Temperature Icon19°/15°
Humidity Icon81%
Wind Icon16km/h
Sun. 31, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/15°
Humidity Icon84%
Wind Icon22km/h
Mon. 1, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/12°
Humidity Icon81%
Wind Icon32km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon77%
Wind Icon19km/h
Wed. 3, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon17°/11°
Humidity Icon78%
Wind Icon19km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon78%
Wind Icon19km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon76%
Wind Icon19km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon76%
Wind Icon18km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon78%
Wind Icon18km/h
Mon. 8, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon17°/11°
Humidity Icon78%
Wind Icon18km/h
Tue. 9, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon78%
Wind Icon18km/h
Wed. 10, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon18°/11°
Humidity Icon78%
Wind Icon18km/h
Thu. 11, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/12°
Humidity Icon81%
Wind Icon18km/h
Sat. 13, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/11°
Humidity Icon78%
Wind Icon21km/h
Sun. 14, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/11°
Humidity Icon77%
Wind Icon22km/h
Mon. 15, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon80%
Wind Icon20km/h
Tue. 16, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon15°/10°
Humidity Icon79%
Wind Icon22km/h
Wed. 17, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon79%
Wind Icon21km/h
Thu. 18, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon79%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 28, Aug.

19.8°C

Low will be onSat. 23, Aug.

6.5°C

HumidityHumidity

High will be onFri. 29, Aug.

85%

Low will be onWed. 20, Aug.

63%

Wind SpeedWind Speed

High will be onMon. 1, Sep.

32km/h

Low will be onFri. 22, Aug.

11.9km/h

PrecipitationPrecipitation

High will be onMon. 15, Sep.

4.9mm

Low will be onTue. 19, Aug.

0.04mm

Ultraviolet IndexUV

High will be onThu. 28, Aug.

5

Low will be onTue. 19, Aug.

0.6

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