Annual change in primary energy from hydropower in Portugal
Portugal: Annual change in primary energy from hydropower was -0.022 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from hydropower 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
In 2025, annual change in primary energy from hydropower in Portugal stood at -0.022 terawatt-hours.
Compared with earlier readings it is down 100.8% on the previous year and up 99.7% over ten years.
Over the whole period, annual change in primary energy from hydropower in Portugal peaked at 8.11 terawatt-hours in 2013 and was at its lowest, -9.83 terawatt-hours, in 2017.
Portugal ranks 39th of 77 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 | 0.584 terawatt-hours | -0.293 terawatt-hours | 1.3 terawatt-hours | 4 |
| 1970s | 0.4902 terawatt-hours | -1.62 terawatt-hours | 5.18 terawatt-hours | 10 |
| 1980s | -0.5394 terawatt-hours | -6.41 terawatt-hours | 3.08 terawatt-hours | 10 |
| 1990s | 0.1467 terawatt-hours | -5.7 terawatt-hours | 6.42 terawatt-hours | 10 |
| 2000s | 0.0999 terawatt-hours | -6.23 terawatt-hours | 7.92 terawatt-hours | 10 |
| 2010s | 0.0533 terawatt-hours | -9.83 terawatt-hours | 8.11 terawatt-hours | 10 |
| 2020s | 1.01 terawatt-hours | -5.36 terawatt-hours | 5.49 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 hydropower in Portugal?
- Annual change in primary energy from hydropower in Portugal was -0.022 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 hydropower recorded in Portugal?
- The highest recorded value was 8.11 terawatt-hours in 2013.
- What is the lowest annual change in primary energy from hydropower recorded in Portugal?
- The lowest recorded value was -9.83 terawatt-hours in 2017.
- How does Portugal rank for annual change in primary energy from hydropower?
- Portugal ranks 39th out of 77 countries with data for 2025.
- Is annual change in primary energy from hydropower rising or falling in Portugal?
- Over the last ten years it is up 99.7%. 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 hydropower. 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.