Vallatorg, Hafnarfjordur, Iceland Climate Change Severity

38
Moderate
The current climate change severity in Vallatorg is Moderate, with a 16.2% 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)

Vallatorg 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), Vallatorg temperature has changed by around +12.7%, 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
1824
33.3%
cloudyCloudy
4429
-34.09%
rainyRainy
164128
-21.9%
snowySnowy
1216
33.3%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Vallatorg has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Vallatorg experienced significant changes:

Temperature change of

+0.7 °C

Variation in annual rainfall

+18.6 %

Change in average humidity

+0.7 %

PM2.5 levels surged by

-14.6 %

Heatwave changed by

+5.4 day(s)

Coldwave changed by

-1 day(s)

Wind speeds changed by

+1.01 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

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

Vallatorg Weather Forecast 30 Days (October - November 2025)
Vallatorg, Hafnarfjordur, Iceland

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 14, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon10°/9°
Humidity Icon94%
Wind Icon23km/h
Wed. 15, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/8°
Humidity Icon92%
Wind Icon20km/h
Thu. 16, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon8°/7°
Humidity Icon76%
Wind Icon13km/h
Fri. 17, Oct.
partly cloudyPartly Cloudy
Temperature Icon9°/7°
Humidity Icon81%
Wind Icon8km/h
Sat. 18, Oct.
cloudyCloudy
Temperature Icon9°/6°
Humidity Icon81%
Wind Icon11km/h
Sun. 19, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon8°/6°
Humidity Icon77%
Wind Icon9km/h
Mon. 20, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon7°/5°
Humidity Icon91%
Wind Icon10km/h
Tue. 21, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon3°/0°
Humidity Icon81%
Wind Icon48km/h
Wed. 22, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon2°/0°
Humidity Icon82%
Wind Icon46km/h
Thu. 23, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon5°/3°
Humidity Icon86%
Wind Icon30km/h
Fri. 24, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon3°/1°
Humidity Icon82%
Wind Icon41km/h
Sat. 25, Oct.
partly cloudyPartly Cloudy
Temperature Icon3°/1°
Humidity Icon77%
Wind Icon28km/h
Sun. 26, Oct.
sunnySunny
Temperature Icon2°/0°
Humidity Icon73%
Wind Icon22km/h
Mon. 27, Oct.
sunnySunny
Temperature Icon1°/0°
Humidity Icon70%
Wind Icon16km/h
Tue. 28, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon81%
Wind Icon28km/h
Wed. 29, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/3°
Humidity Icon82%
Wind Icon28km/h
Thu. 30, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/3°
Humidity Icon81%
Wind Icon30km/h
Fri. 31, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon82%
Wind Icon30km/h
Sat. 1, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/1°
Humidity Icon79%
Wind Icon26km/h
Sun. 2, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/1°
Humidity Icon80%
Wind Icon33km/h
Mon. 3, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/1°
Humidity Icon78%
Wind Icon28km/h
Tue. 4, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon82%
Wind Icon26km/h
Wed. 5, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon81%
Wind Icon36km/h
Thu. 6, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon77%
Wind Icon32km/h
Fri. 7, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon84%
Wind Icon34km/h
Sat. 8, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon82%
Wind Icon38km/h
Sun. 9, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/2°
Humidity Icon82%
Wind Icon31km/h
Mon. 10, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/1°
Humidity Icon81%
Wind Icon32km/h
Wed. 12, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/1°
Humidity Icon80%
Wind Icon33km/h
Thu. 13, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/2°
Humidity Icon78%
Wind Icon34km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 14, Oct.

10.4°C

Low will be onTue. 21, Oct.

-0.5°C

HumidityHumidity

High will be onTue. 14, Oct.

94%

Low will be onMon. 27, Oct.

70%

Wind SpeedWind Speed

High will be onTue. 21, Oct.

47.9km/h

Low will be onFri. 17, Oct.

7.9km/h

PrecipitationPrecipitation

High will be onFri. 7, Nov.

7.8mm

Low will be onSat. 25, Oct.

0.02mm

Ultraviolet IndexUV

High will be onSun. 19, Oct.

2

Low will be onThu. 16, Oct.

0.1

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