Annual change in primary energy from renewables in Slovenia

Slovenia: Annual change in primary energy from renewables was -0.7645 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
-0.7645 terawatt-hours
Change on year
down 278.3%
World rank
68th
of 80 countries
All-time high
2.47 terawatt-hours
in 2023
All-time low
-2.39 terawatt-hours
in 2015
Years of data
35
1991–2025

Annual change in primary energy from renewables in Slovenia, 1991–2025

-2-10121991200820251991: 0.634 terawatt-hours1992: -0.185 terawatt-hours1993: -0.388 terawatt-hours1994: 0.364 terawatt-hours1995: -0.147 terawatt-hours1996: 0.416 terawatt-hours1997: -0.577 terawatt-hours1998: 0.359 terawatt-hours1999: 0.383 terawatt-hours2000: 0.213 terawatt-hours2001: -0.032 terawatt-hours2002: -0.392 terawatt-hours2003: -0.295 terawatt-hours2004: 1.1 terawatt-hours2005: -0.667 terawatt-hours2006: 0.148 terawatt-hours2007: -0.2 terawatt-hours2008: 1.4 terawatt-hours2009: 0.468 terawatt-hours2010: 0.066 terawatt-hours2011: -0.915 terawatt-hours2012: 0.659 terawatt-hours2013: 0.857 terawatt-hours2014: 1.3 terawatt-hours2015: -2.4 terawatt-hours2016: 0.611 terawatt-hours2017: -0.512 terawatt-hours2018: 1.3 terawatt-hours2019: 0.031 terawatt-hours2020: 0.566 terawatt-hours2021: -0.017 terawatt-hours2022: -1.7 terawatt-hours2023: 2.5 terawatt-hours2024: 0.429 terawatt-hours2025: -0.764 terawatt-hours

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

Analysis

Slovenia recorded -0.7645 terawatt-hours for annual change in primary energy from renewables in 2025.

That represents a change of down 278.3% on the previous year and up 68.1% over ten years.

Over the whole period, annual change in primary energy from renewables in Slovenia peaked at 2.47 terawatt-hours in 2023 and was at its lowest, -2.39 terawatt-hours, in 2015.

That places Slovenia 68th out of 80 countries with data for 2025, putting it in the bottom quarter.

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

Annual change in primary energy from renewables in Slovenia, year by year

Annual values for Annual change in primary energy from renewables in Slovenia, 1991 to 2025.
Year terawatt-hours Change
1991 0.634 terawatt-hours
1992 -0.185 terawatt-hours -129.2%
1993 -0.388 terawatt-hours +109.7%
1994 0.364 terawatt-hours -193.8%
1995 -0.147 terawatt-hours -140.4%
1996 0.416 terawatt-hours -383.0%
1997 -0.577 terawatt-hours -238.7%
1998 0.359 terawatt-hours -162.2%
1999 0.3829 terawatt-hours +6.7%
2000 0.2132 terawatt-hours -44.3%
2001 -0.0319 terawatt-hours -115.0%
2002 -0.3921 terawatt-hours +1127.6%
2003 -0.2954 terawatt-hours -24.7%
2004 1.13 terawatt-hours -484.2%
2005 -0.6673 terawatt-hours -158.8%
2006 0.1481 terawatt-hours -122.2%
2007 -0.1996 terawatt-hours -234.8%
2008 1.44 terawatt-hours -823.7%
2009 0.4675 terawatt-hours -67.6%
2010 0.0659 terawatt-hours -85.9%
2011 -0.9147 terawatt-hours -1487.9%
2012 0.6588 terawatt-hours -172.0%
2013 0.8575 terawatt-hours +30.2%
2014 1.3 terawatt-hours +52.0%
2015 -2.39 terawatt-hours -283.7%
2016 0.6114 terawatt-hours -125.5%
2017 -0.5125 terawatt-hours -183.8%
2018 1.3 terawatt-hours -354.3%
2019 0.0307 terawatt-hours -97.6%
2020 0.5659 terawatt-hours +1742.1%
2021 -0.0171 terawatt-hours -103.0%
2022 -1.67 terawatt-hours +9699.9%
2023 2.47 terawatt-hours -247.7%
2024 0.4287 terawatt-hours -82.7%
2025 -0.7645 terawatt-hours -278.3%

Slovenia compared with similar countries

  • Slovenia's -0.7645 terawatt-hours is below the median for high income countries, which is 0.8583 terawatt-hours. (47 countries reporting)
  • Slovenia's -0.7645 terawatt-hours is below the median for Europe & Central Asia, which is 0.2349 terawatt-hours. (39 countries reporting)

Biggest year-on-year movements

Years where Annual change in primary energy from renewables in Slovenia changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2022 -9699.9% -0.0171 terawatt-hours -1.67 terawatt-hours
2020 +1742.1% 0.0307 terawatt-hours 0.5659 terawatt-hours

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.0954 terawatt-hours -0.577 terawatt-hours 0.634 terawatt-hours 9
2000s 0.1822 terawatt-hours -0.6673 terawatt-hours 1.44 terawatt-hours 10
2010s 0.1009 terawatt-hours -2.39 terawatt-hours 1.3 terawatt-hours 10
2020s 0.1687 terawatt-hours -1.67 terawatt-hours 2.47 terawatt-hours 6

Countries ranked near Slovenia

  1. 65 Luxembourg -0.3889 terawatt-hours compare
  2. 66 South Korea -0.4129 terawatt-hours compare
  3. 67 Portugal -0.5683 terawatt-hours compare
  4. 69 Iraq -0.8278 terawatt-hours compare
  5. 70 Romania -0.9819 terawatt-hours compare
  6. 71 Slovakia -2.35 terawatt-hours compare

See the full ranking of 82 places →

More energy & mining data for Slovenia

All data for Slovenia →

Frequently asked questions

What is annual change in primary energy from renewables in Slovenia?
Annual change in primary energy from renewables in Slovenia was -0.7645 terawatt-hours 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 change in primary energy from renewables recorded in Slovenia?
The highest recorded value was 2.47 terawatt-hours in 2023.
What is the lowest annual change in primary energy from renewables recorded in Slovenia?
The lowest recorded value was -2.39 terawatt-hours in 2015.
How does Slovenia rank for annual change in primary energy from renewables?
Slovenia ranks 68th out of 80 countries with data for 2025.
Is annual change in primary energy from renewables rising or falling in Slovenia?
Over the last ten years it is up 68.1%. The long-run trend across the full record is volatile.
Where does this Slovenia 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 change in primary energy from renewables. Statizoid updates them automatically from the source API.

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Annual change in primary energy from renewables in Slovenia. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 24 September 2026, from https://energy.statizoid.com/stat/annual-change-renewables/slovenia/

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About this data

Indicator
Annual change in primary energy from renewables
Unit
terawatt-hours
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
82 places, 4,604 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.