Seinajoki, Etela Pohjanmaa, Finland Climate Change Severity

43
High
The current climate change severity in Seinajoki is High, with a 5.1% 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)

Seinajoki 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), Seinajoki temperature has changed by around +13.1%, 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
2113
-38.09%
cloudyCloudy
5144
-13.7%
rainyRainy
11070
-36.3%
snowySnowy
1013
30%
mistyMisty
02
100%

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

Climate Change Indicators:

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

Temperature change of

+0.7 °C

Variation in annual rainfall

-19.4 %

Change in average humidity

-5.1 %

PM2.5 levels surged by

+100 %

Heatwave changed by

+4.1 day(s)

Coldwave changed by

+0.3 day(s)

Wind speeds changed by

+0.8 km/h

These indicators show improvement in key parametes of climate, but Seinajoki 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 Aug.

Seinajoki Weather Forecast 30 Days (September - October 2025)
Seinajoki, Etela Pohjanmaa, Finland

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 24, Sep.
sunnySunny
Temperature Icon10°/2°
Humidity Icon73%
Wind Icon14km/h
Thu. 25, Sep.
sunnySunny
Temperature Icon14°/5°
Humidity Icon84%
Wind Icon12km/h
Fri. 26, Sep.
partly cloudyPartly Cloudy
Temperature Icon14°/7°
Humidity Icon84%
Wind Icon10km/h
Sat. 27, Sep.
partly cloudyPartly Cloudy
Temperature Icon16°/7°
Humidity Icon78%
Wind Icon7km/h
Sun. 28, Sep.
partly cloudyPartly Cloudy
Temperature Icon15°/7°
Humidity Icon77%
Wind Icon8km/h
Mon. 29, Sep.
sunnySunny
Temperature Icon16°/7°
Humidity Icon85%
Wind Icon14km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon16°/8°
Humidity Icon83%
Wind Icon15km/h
Wed. 1, Oct.
partly cloudyPartly Cloudy
Temperature Icon14°/9°
Humidity Icon86%
Wind Icon17km/h
Thu. 2, Oct.
overcastOvercast
Temperature Icon14°/10°
Humidity Icon84%
Wind Icon18km/h
Fri. 3, Oct.
moderate rainModerate rain
Temperature Icon15°/12°
Humidity Icon87%
Wind Icon26km/h
Sat. 4, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/6°
Humidity Icon84%
Wind Icon30km/h
Sun. 5, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/5°
Humidity Icon86%
Wind Icon16km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon11°/4°
Humidity Icon86%
Wind Icon10km/h
Tue. 7, Oct.
cloudyCloudy
Temperature Icon8°/3°
Humidity Icon83%
Wind Icon8km/h
Wed. 8, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon9°/3°
Humidity Icon86%
Wind Icon15km/h
Thu. 9, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon9°/4°
Humidity Icon88%
Wind Icon14km/h
Fri. 10, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/4°
Humidity Icon88%
Wind Icon16km/h
Sat. 11, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/3°
Humidity Icon89%
Wind Icon14km/h
Sun. 12, Oct.
moderate rain at timesModerate rain at times
Temperature Icon7°/3°
Humidity Icon88%
Wind Icon13km/h
Mon. 13, Oct.
moderate rain at timesModerate rain at times
Temperature Icon7°/2°
Humidity Icon87%
Wind Icon14km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/2°
Humidity Icon86%
Wind Icon14km/h
Wed. 15, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon7°/2°
Humidity Icon85%
Wind Icon15km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/2°
Humidity Icon86%
Wind Icon16km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/2°
Humidity Icon87%
Wind Icon16km/h
Sat. 18, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon6°/2°
Humidity Icon88%
Wind Icon16km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/2°
Humidity Icon88%
Wind Icon15km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/1°
Humidity Icon88%
Wind Icon13km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/1°
Humidity Icon85%
Wind Icon17km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/0°
Humidity Icon86%
Wind Icon16km/h
Fri. 24, Oct.
moderate rain at timesModerate rain at times
Temperature Icon5°/0°
Humidity Icon86%
Wind Icon15km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 27, Sep.

16°C

Low will be onThu. 23, Oct.

0.3°C

HumidityHumidity

High will be onSat. 11, Oct.

89%

Low will be onWed. 24, Sep.

73%

Wind SpeedWind Speed

High will be onSat. 4, Oct.

29.9km/h

Low will be onSat. 27, Sep.

6.8km/h

PrecipitationPrecipitation

High will be onFri. 3, Oct.

6.1mm

Low will be onThu. 2, Oct.

0.04mm

Ultraviolet IndexUV

High will be onTue. 30, Sep.

4

Low will be onFri. 26, Sep.

0.3

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