Annual change in primary energy from low-carbon energy in Portugal

Portugal: Annual change in primary energy from low-carbon energy was -0.5683 terawatt-hours in 2025. β—† Volatile

Latest (2025)
-0.5683 terawatt-hours
Change on year
down 109.0%
World rank
62nd
of 80 countries
All-time high
12.43 terawatt-hours
in 2010
All-time low
-9.18 terawatt-hours
in 2017
Years of data
60
1966–2025

Annual change in primary energy from low-carbon energy in Portugal, 1966–2025

-10-50510196619952025

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

Portugal recorded -0.5683 terawatt-hours for annual change in primary energy from low-carbon energy in 2025.

Compared with earlier readings it is down 109.0% on the previous year and up 90.9% over ten years.

Over the whole period, annual change in primary energy from low-carbon energy in Portugal peaked at 12.43 terawatt-hours in 2010 and was at its lowest, -9.18 terawatt-hours, in 2017.

That places Portugal 62nd 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.

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.6393 terawatt-hours -0.1839 terawatt-hours 1.28 terawatt-hours 4
1970s 0.4835 terawatt-hours -1.64 terawatt-hours 5.19 terawatt-hours 10
1980s -0.4171 terawatt-hours -6.4 terawatt-hours 3.21 terawatt-hours 10
1990s 0.3895 terawatt-hours -5.03 terawatt-hours 6.41 terawatt-hours 10
2000s 1.51 terawatt-hours -5.83 terawatt-hours 8.47 terawatt-hours 10
2010s 1.25 terawatt-hours -9.18 terawatt-hours 12.43 terawatt-hours 10
2020s 2.38 terawatt-hours -3.78 terawatt-hours 6.47 terawatt-hours 6

Countries ranked near Portugal

  1. 59 Venezuela -0.0754 terawatt-hours compare
  2. 60 Croatia -0.1618 terawatt-hours compare
  3. 61 Luxembourg -0.3889 terawatt-hours compare
  4. 63 Romania -0.6788 terawatt-hours compare
  5. 64 Slovenia -0.7674 terawatt-hours compare
  6. 65 Iraq -0.8278 terawatt-hours compare

See the full ranking of 82 places β†’

More climate change data for Portugal

All data for Portugal β†’

Frequently asked questions

What is annual change in primary energy from low-carbon energy in Portugal?
Annual change in primary energy from low-carbon energy in Portugal was -0.5683 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
What is the highest annual change in primary energy from low-carbon energy recorded in Portugal?
The highest recorded value was 12.43 terawatt-hours in 2010.
What is the lowest annual change in primary energy from low-carbon energy recorded in Portugal?
The lowest recorded value was -9.18 terawatt-hours in 2017.
How does Portugal rank for annual change in primary energy from low-carbon energy?
Portugal ranks 62nd out of 80 countries with data for 2025.
Is annual change in primary energy from low-carbon energy rising or falling in Portugal?
Over the last ten years it is up 90.9%. The long-run trend across the full record is volatile.
Where does this Portugal data come from?
The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual change in primary energy from low-carbon energy. Statizoid updates them automatically from the source API.

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Annual change in primary energy from low-carbon energy in Portugal. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 17 August 2026, from https://climate.statizoid.com/stat/annual-change-low-carbon-energy/portugal/

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About this data

Indicator
Annual change in primary energy from low-carbon energy
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, 4,604 data points, 1966–2025
Last refreshed

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