Iceland vs Slovenia: Primary energy from wind

Iceland
0.0104 terawatt-hours
in 2025
Slovenia
0.0068 terawatt-hours
in 2025
Iceland rank
68th
Slovenia rank
69th

Primary energy from wind over time

  • Iceland
  • Slovenia
00.0050.010.015196519952025

How they compare

Iceland currently reports 0.0104 terawatt-hours against 0.0068 terawatt-hours in Slovenia, a difference of 0.0036 terawatt-hours.

That makes Iceland's figure about 1.5 times Slovenia's.

The two have swapped places 5 times across 36 shared years of data; in 1990 it was Slovenia ahead.

Iceland ranks 68th and Slovenia ranks 69th of 77 countries.

Iceland has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Iceland Slovenia Difference Ahead
1990s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours
2000s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours
2010s 0.0053 terawatt-hours 0.0038 terawatt-hours 0.0015 terawatt-hours Iceland
2020s 0.0081 terawatt-hours 0.0062 terawatt-hours 0.0019 terawatt-hours Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy from wind, Iceland or Slovenia?
Iceland, at 0.0104 terawatt-hours against 0.0068 terawatt-hours in Slovenia as of 2025.
What is the difference in primary energy from wind between Iceland and Slovenia?
0.0036 terawatt-hours, with Iceland ahead.
How many years of comparable data are there for Iceland and Slovenia?
36 years are reported by both, from 1990 to 2025.
How do Iceland and Slovenia rank globally for primary energy from wind?
Iceland ranks 68th and Slovenia ranks 69th of 77 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Primary energy from wind. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Primary energy from wind
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,686 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.