Annual change in primary energy use in Portugal
Portugal: Annual change in primary energy use was 3.58 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy use in Portugal, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Portugal recorded 3.58 terawatt-hours for annual change in primary energy use in 2025.
The figure is up 190.2% on the previous year and down 65.8% over ten years.
Over the whole period, annual change in primary energy use in Portugal peaked at 26.96 terawatt-hours in 1989 and was at its lowest, -31.32 terawatt-hours, in 2020.
Portugal ranks 54th of 218 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 2.49 terawatt-hours | 1.63 terawatt-hours | 3.38 terawatt-hours | 4 |
| 1970s | 5.87 terawatt-hours | 2.08 terawatt-hours | 13.53 terawatt-hours | 10 |
| 1980s | 7.34 terawatt-hours | 1.17 terawatt-hours | 26.96 terawatt-hours | 10 |
| 1990s | 8.7 terawatt-hours | -4.97 terawatt-hours | 23.31 terawatt-hours | 10 |
| 2000s | -1.04 terawatt-hours | -15.72 terawatt-hours | 10.06 terawatt-hours | 10 |
| 2010s | -0.5382 terawatt-hours | -17.29 terawatt-hours | 10.45 terawatt-hours | 10 |
| 2020s | -6.18 terawatt-hours | -31.32 terawatt-hours | 3.58 terawatt-hours | 6 |
Countries ranked near Portugal
More energy & mining data for Portugal
- Fuel imports 8.5% (2025)
- Ores and metals imports 2.5% (2025)
- Ores and metals exports 2.7% (2025)
- Gas production 0 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0 terawatt-hours (2024)
- Gas production per person 0 kilowatt-hours per person (2024)
- Fuel exports 5.1% (2025)
- Electric power transmission and distribution losses 9.7% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 50.0% (2023)
Frequently asked questions
- What is annual change in primary energy use in Portugal?
- Annual change in primary energy use in Portugal was 3.58 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest annual change in primary energy use recorded in Portugal?
- The highest recorded value was 26.96 terawatt-hours in 1989.
- What is the lowest annual change in primary energy use recorded in Portugal?
- The lowest recorded value was -31.32 terawatt-hours in 2020.
- How does Portugal rank for annual change in primary energy use?
- Portugal ranks 54th out of 218 countries with data for 2025.
- Is annual change in primary energy use rising or falling in Portugal?
- Over the last ten years it is down 65.8%. 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); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Annual change in primary energy use. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.