Grafarvogur, Reykjavik, Iceland Climate Change Severity

38
Moderate
The current climate change severity in Grafarvogur is Moderate, with a -18.1% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Grafarvogur 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), Grafarvogur temperature has changed by around +16.5%, 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
1420
42.8%
cloudyCloudy
3323
-30.3%
rainyRainy
125107
-14.3%
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, Grafarvogur 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, Grafarvogur experienced significant changes:

Temperature change of

+0.7 °C

Variation in annual rainfall

+18.1 %

Change in average humidity

+0.3 %

PM2.5 levels surged by

-13.4 %

Heatwave changed by

+6.1 day(s)

Coldwave changed by

+0.8 day(s)

Wind speeds changed by

+0.3 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 Jul.

Grafarvogur Weather Forecast 30 Days (August - September 2025)
Grafarvogur, Reykjavik, Iceland

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 7, Aug.
moderate rainModerate rain
Temperature Icon13°/10°
Humidity Icon86%
Wind Icon13km/h
Fri. 8, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/7°
Humidity Icon79%
Wind Icon28km/h
Sat. 9, Aug.
partly cloudyPartly Cloudy
Temperature Icon12°/8°
Humidity Icon74%
Wind Icon24km/h
Sun. 10, Aug.
moderate rainModerate rain
Temperature Icon11°/10°
Humidity Icon84%
Wind Icon33km/h
Mon. 11, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/11°
Humidity Icon78%
Wind Icon31km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/10°
Humidity Icon86%
Wind Icon34km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/10°
Humidity Icon75%
Wind Icon37km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/10°
Humidity Icon71%
Wind Icon24km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon12°/8°
Humidity Icon67%
Wind Icon22km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/10°
Humidity Icon82%
Wind Icon30km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/11°
Humidity Icon92%
Wind Icon17km/h
Mon. 18, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/10°
Humidity Icon85%
Wind Icon20km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/8°
Humidity Icon84%
Wind Icon13km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/8°
Humidity Icon77%
Wind Icon9km/h
Thu. 21, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/8°
Humidity Icon76%
Wind Icon20km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/8°
Humidity Icon77%
Wind Icon20km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/8°
Humidity Icon80%
Wind Icon20km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon81%
Wind Icon19km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/9°
Humidity Icon80%
Wind Icon22km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/9°
Humidity Icon82%
Wind Icon24km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon80%
Wind Icon26km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon80%
Wind Icon25km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon80%
Wind Icon23km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon84%
Wind Icon28km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/9°
Humidity Icon84%
Wind Icon31km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon81%
Wind Icon27km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon81%
Wind Icon27km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon83%
Wind Icon27km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/8°
Humidity Icon83%
Wind Icon25km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/7°
Humidity Icon81%
Wind Icon21km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/8°
Humidity Icon83%
Wind Icon25km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 23, Aug.

14°C

Low will be onFri. 8, Aug.

6.9°C

HumidityHumidity

High will be onSun. 17, Aug.

92%

Low will be onFri. 15, Aug.

67%

Wind SpeedWind Speed

High will be onWed. 13, Aug.

37.4km/h

Low will be onWed. 20, Aug.

9.4km/h

PrecipitationPrecipitation

High will be onSun. 10, Aug.

9.8mm

Low will be onSat. 9, Aug.

0.02mm

Ultraviolet IndexUV

High will be onTue. 12, Aug.

3

Low will be onSun. 10, Aug.

0.3

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