Hamina, Kymenlaakso, Finland Climate Change Severity

52
High
The current climate change severity in Hamina is High, with a 11.5% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100


Hamina Weather Condition Changes (Historic Vs 2025)

0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Hamina temperature has changed by around +15.04%, 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
2414
-41.6%

cloudyCloudy
4537
-17.7%

rainyRainy
8675
-12.7%

snowySnowy
1213
8.3%

mistyMisty
01
100%

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

Climate Change Indicators:

Over the past 15 years, Hamina has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (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

52/100


High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Hamina experienced significant changes:

Temperature change of

+0.7 °C


Variation in annual rainfall

+27.1 %


Change in average humidity

-1.8 %


PM2.5 levels surged by

-3.1 %


Heatwave changed by

-10.5 day(s)


Coldwave changed by

-8.6 day(s)


Wind speeds changed by

+1.7 km/h


These indicators show that Hamina 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 Jul.

Hamina Weather Forecast 30 Days (August - September 2025)
Hamina, Kymenlaakso, Finland


Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 5, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon20°/17°

Humidity Icon82%

Wind Icon19km/h
Wed. 6, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/15°

Humidity Icon76%

Wind Icon25km/h
Thu. 7, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/14°

Humidity Icon72%

Wind Icon20km/h
Fri. 8, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/14°

Humidity Icon75%

Wind Icon18km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon20°/14°

Humidity Icon72%

Wind Icon22km/h
Sun. 10, Aug.
sunnySunny

Temperature Icon21°/17°

Humidity Icon68%

Wind Icon23km/h
Mon. 11, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon17°/16°

Humidity Icon90%

Wind Icon25km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon21°/17°

Humidity Icon91%

Wind Icon24km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/15°

Humidity Icon81%

Wind Icon25km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/14°

Humidity Icon74%

Wind Icon24km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/12°

Humidity Icon72%

Wind Icon25km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon19°/12°

Humidity Icon74%

Wind Icon15km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon18°/13°

Humidity Icon83%

Wind Icon14km/h
Mon. 18, Aug.
partly cloudyPartly Cloudy

Temperature Icon18°/13°

Humidity Icon80%

Wind Icon14km/h
Tue. 19, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon19°/15°

Humidity Icon77%

Wind Icon24km/h
Wed. 20, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon19°/14°

Humidity Icon73%

Wind Icon22km/h
Thu. 21, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon19°/14°

Humidity Icon74%

Wind Icon20km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon19°/14°

Humidity Icon77%

Wind Icon22km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon76%

Wind Icon22km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon78%

Wind Icon21km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/13°

Humidity Icon76%

Wind Icon20km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon78%

Wind Icon22km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon76%

Wind Icon22km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon77%

Wind Icon20km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon18°/14°

Humidity Icon77%

Wind Icon22km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon17°/13°

Humidity Icon79%

Wind Icon21km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon17°/13°

Humidity Icon77%

Wind Icon22km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon17°/13°

Humidity Icon77%

Wind Icon24km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon16°/12°

Humidity Icon77%

Wind Icon23km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon16°/12°

Humidity Icon79%

Wind Icon24km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower

Temperature Icon16°/12°

Humidity Icon77%

Wind Icon23km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 10, Aug.

21.3°C


Low will be onWed. 3, Sep.

11.6°C

HumidityHumidity

High will be onTue. 12, Aug.

91%


Low will be onSun. 10, Aug.

68%

Wind SpeedWind Speed

High will be onFri. 15, Aug.

25.2km/h


Low will be onMon. 18, Aug.

13.7km/h

PrecipitationPrecipitation

High will be onTue. 19, Aug.

5mm


Low will be onMon. 18, Aug.

0.06mm

Ultraviolet IndexUV

High will be onSun. 10, Aug.

5


Low will be onTue. 5, Aug.

1.2