Annual percentage change in primary energy from solar and wind in Iceland

Iceland: Annual percentage change in primary energy from solar and wind was -18.0% in 2025. ◆ Volatile

Latest (2025)
-18.0%
Change on year
down 123.8%
World rank
78th
of 79 countries
All-time high
75.7%
in 2024
All-time low
-100.0%
in 2012
Years of data
13
2012–2025

Annual percentage change in primary energy from solar and wind in Iceland, 2012–2025

-100-500501002012201820252012: -100 %2014: 52.9 %2015: 29.9 %2016: -15.5 %2017: -11.8 %2018: -46.3 %2019: 50.6 %2020: 1.4 %2021: -8.6 %2022: -5.5 %2023: 25.8 %2024: 75.7 %2025: -18 %

Source: Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in %.

Analysis

The most recent figure for annual percentage change in primary energy from solar and wind in Iceland is -18.0%, measured in 2025.

That represents a change of down 123.8% on the previous year and down 160.1% over ten years.

Over the whole period, annual percentage change in primary energy from solar and wind in Iceland peaked at 75.7% in 2024 and was at its lowest, -100.0%, in 2012.

Iceland ranks 78th of 79 countries on this measure, in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Annual percentage change in primary energy from solar and wind in Iceland, year by year

Annual values for Annual percentage change in primary energy from solar and wind in Iceland, 2012 to 2025.
Year % Change
2012 -100.0%
2014 52.9% -152.9%
2015 29.9% -43.4%
2016 -15.5% -151.7%
2017 -11.8% -24.0%
2018 -46.3% +293.9%
2019 50.6% -209.2%
2020 1.4% -97.3%
2021 -8.6% -720.6%
2022 -5.5% -36.6%
2023 25.8% -572.1%
2024 75.7% +193.9%
2025 -18.0% -123.8%

Averages by decade

DecadeAverage LowestHighest Years
2010s -5.7% -100.0% 52.9% 7
2020s 11.8% -18.0% 75.7% 6

Countries ranked near Iceland

  1. 75 Russia -9.9% compare
  2. 76 Greece -10.2% compare
  3. 77 Ecuador -13.2% compare
  4. 79 Kuwait -37.5% compare

See the full ranking of 81 places →

More energy & mining data for Iceland

All data for Iceland →

Frequently asked questions

What is annual percentage change in primary energy from solar and wind in Iceland?
Annual percentage change in primary energy from solar and wind in Iceland was -18.0% in 2025, according to Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data.
What is the highest annual percentage change in primary energy from solar and wind recorded in Iceland?
The highest recorded value was 75.7% in 2024.
What is the lowest annual percentage change in primary energy from solar and wind recorded in Iceland?
The lowest recorded value was -100.0% in 2012.
How does Iceland rank for annual percentage change in primary energy from solar and wind?
Iceland ranks 78th out of 79 countries with data for 2025.
Is annual percentage change in primary energy from solar and wind rising or falling in Iceland?
Over the last ten years it is down 160.1%. The long-run trend across the full record is volatile.
Where does this Iceland data come from?
The figures come from Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from solar and wind. Statizoid updates them automatically from the source API.

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Annual percentage change in primary energy from solar and wind in Iceland. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 29 August 2026, from https://energy.statizoid.com/stat/annual-percentage-change-in-solar-and-wind-energy-generation/iceland/

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About this data

Indicator
Annual percentage change in primary energy from solar and wind
Unit
%
Source
Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
81 places, 2,106 data points, 1979–2025
Last refreshed

Percentage change in total energy supply relative to the previous year.