Annual change in primary energy use in Portugal
Portugal: Annual change in primary energy use was 3.58 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
3.58 terawatt-hours
Change on year
up 190.2%
World rank
54th
of 219 countries
All-time high
26.96 terawatt-hours
in 1989
All-time low
-31.32 terawatt-hours
in 2020
Years of data
60
1966–2025
Annual change in primary energy use in Portugal, 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026); 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 219 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Annual change in primary energy use in Portugal, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1966 | 2.18 terawatt-hours | — |
| 1967 | 3.38 terawatt-hours | +54.8% |
| 1968 | 1.63 terawatt-hours | -51.7% |
| 1969 | 2.75 terawatt-hours | +68.7% |
| 1970 | 13.53 terawatt-hours | +391.8% |
| 1971 | 7.06 terawatt-hours | -47.8% |
| 1972 | 5.59 terawatt-hours | -20.8% |
| 1973 | 9.21 terawatt-hours | +64.9% |
| 1974 | 3.78 terawatt-hours | -59.0% |
| 1975 | 2.11 terawatt-hours | -44.1% |
| 1976 | 2.08 terawatt-hours | -1.4% |
| 1977 | 3.86 terawatt-hours | +85.4% |
| 1978 | 4.66 terawatt-hours | +20.9% |
| 1979 | 6.78 terawatt-hours | +45.4% |
| 1980 | 2.45 terawatt-hours | -63.8% |
| 1981 | 3.51 terawatt-hours | +43.3% |
| 1982 | 6.67 terawatt-hours | +89.7% |
| 1983 | 2.69 terawatt-hours | -59.7% |
| 1984 | 2.53 terawatt-hours | -5.7% |
| 1985 | 1.17 terawatt-hours | -53.8% |
| 1986 | 13.04 terawatt-hours | +1014.4% |
| 1987 | 2.47 terawatt-hours | -81.1% |
| 1988 | 11.85 terawatt-hours | +380.3% |
| 1989 | 26.96 terawatt-hours | +127.5% |
| 1990 | 0.6743 terawatt-hours | -97.5% |
| 1991 | 8.05 terawatt-hours | +1093.2% |
| 1992 | 12.75 terawatt-hours | +58.5% |
| 1993 | -2.17 terawatt-hours | -117.0% |
| 1994 | 5.85 terawatt-hours | -369.2% |
| 1995 | 19.48 terawatt-hours | +233.0% |
| 1996 | -4.97 terawatt-hours | -125.5% |
| 1997 | 7.22 terawatt-hours | -245.4% |
| 1998 | 23.31 terawatt-hours | +222.7% |
| 1999 | 16.8 terawatt-hours | -27.9% |
| 2000 | 0.9415 terawatt-hours | -94.4% |
| 2001 | -0.2816 terawatt-hours | -129.9% |
| 2002 | 10.06 terawatt-hours | -3672.1% |
| 2003 | -6.9 terawatt-hours | -168.6% |
| 2004 | 4.22 terawatt-hours | -161.1% |
| 2005 | 7.39 terawatt-hours | +75.0% |
| 2006 | -15.72 terawatt-hours | -312.9% |
| 2007 | 2.24 terawatt-hours | -114.3% |
| 2008 | -9.1 terawatt-hours | -505.4% |
| 2009 | -3.29 terawatt-hours | -63.9% |
| 2010 | -0.7504 terawatt-hours | -77.2% |
| 2011 | -5.76 terawatt-hours | +668.2% |
| 2012 | -17.29 terawatt-hours | +199.9% |
| 2013 | 8.66 terawatt-hours | -150.1% |
| 2014 | -0.953 terawatt-hours | -111.0% |
| 2015 | 10.45 terawatt-hours | -1196.4% |
| 2016 | 7.11 terawatt-hours | -31.9% |
| 2017 | 9.2 terawatt-hours | +29.3% |
| 2018 | -8.7 terawatt-hours | -194.6% |
| 2019 | -7.34 terawatt-hours | -15.6% |
| 2020 | -31.32 terawatt-hours | +326.5% |
| 2021 | -0.8716 terawatt-hours | -97.2% |
| 2022 | 2.97 terawatt-hours | -440.3% |
| 2023 | -7.47 terawatt-hours | -352.0% |
| 2024 | -3.96 terawatt-hours | -47.0% |
| 2025 | 3.58 terawatt-hours | -190.2% |
Portugal compared with similar countries
- Portugal's 3.58 terawatt-hours is above the median for high income countries, which is 0.031 terawatt-hours, 115.2× the median. (75 countries reporting)
- Portugal's 3.58 terawatt-hours is above the median for Europe & Central Asia, which is 0.5721 terawatt-hours, 6.3× the median. (50 countries reporting)
Biggest year-on-year movements
Years where Annual change in primary energy use in Portugal 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.
| Year | Change | From | To |
|---|---|---|---|
| 2002 | +3672.1% | -0.2816 terawatt-hours | 10.06 terawatt-hours |
| 2015 | +1196.4% | -0.953 terawatt-hours | 10.45 terawatt-hours |
| 1991 | +1093.2% | 0.6743 terawatt-hours | 8.05 terawatt-hours |
| 1986 | +1014.4% | 1.17 terawatt-hours | 13.04 terawatt-hours |
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
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 1.67 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Fuel imports 8.5% (2025)
- Ores and metals imports 2.5% (2025)
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); 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 219 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); 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.