Annual change in primary energy from oil in Portugal
Portugal: Annual change in primary energy from oil was 0.1082 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from oil in Portugal, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for annual change in primary energy from oil in Portugal is 0.1082 terawatt-hours, measured in 2025.
The figure is up 104.5% on the previous year and down 96.4% over ten years.
Over the whole period, annual change in primary energy from oil in Portugal peaked at 30.43 terawatt-hours in 1989 and was at its lowest, -25.81 terawatt-hours, in 2020.
Portugal ranks 42nd of 79 countries on this measure, in the middle of the range.
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 | 2.08 terawatt-hours | 0.763 terawatt-hours | 3.23 terawatt-hours | 4 |
| 1970s | 5.46 terawatt-hours | -0.9042 terawatt-hours | 14.83 terawatt-hours | 10 |
| 1980s | 5.45 terawatt-hours | -3.48 terawatt-hours | 30.43 terawatt-hours | 10 |
| 1990s | 4.58 terawatt-hours | -9.25 terawatt-hours | 16.49 terawatt-hours | 10 |
| 2000s | -4.09 terawatt-hours | -22.12 terawatt-hours | 6.53 terawatt-hours | 10 |
| 2010s | -1.29 terawatt-hours | -12.73 terawatt-hours | 8.26 terawatt-hours | 10 |
| 2020s | -2.74 terawatt-hours | -25.81 terawatt-hours | 11.16 terawatt-hours | 6 |
Countries ranked near Portugal
More reference data data for Portugal
- Spring temperature anomalies 0.5537 °C (2026)
- Summer temperature anomalies 2.05 °C (2026)
- Temperature anomalies by month 0.3824 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies -0.3904 °C (2025)
- Winter temperature anomalies 0.0004 °C (2025)
- Consumer price index 132.05 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual change in primary energy from oil in Portugal?
- Annual change in primary energy from oil in Portugal was 0.1082 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 oil recorded in Portugal?
- The highest recorded value was 30.43 terawatt-hours in 1989.
- What is the lowest annual change in primary energy from oil recorded in Portugal?
- The lowest recorded value was -25.81 terawatt-hours in 2020.
- How does Portugal rank for annual change in primary energy from oil?
- Portugal ranks 42nd out of 79 countries with data for 2025.
- Is annual change in primary energy from oil rising or falling in Portugal?
- Over the last ten years it is down 96.4%. 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 oil. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.