Lifecycle carbon intensity of electricity in Portugal
Portugal: Lifecycle carbon intensity of electricity was 127.91 grams of CO₂ equivalents per kilowatt-hour in 2025. ▼ Falling
Lifecycle carbon intensity of electricity in Portugal, 1990–2025
Source: Ember (2026) – with major processing by Our World in Data. Measured in grams of CO₂ equivalents per kilowatt-hour.
Analysis
The most recent figure for lifecycle carbon intensity of electricity in Portugal is 127.91 grams of CO₂ equivalents per kilowatt-hour, measured in 2025.
That represents a change of up 15.6% on the previous year and down 69.1% over ten years.
Over the whole period, lifecycle carbon intensity of electricity in Portugal peaked at 650.27 grams of CO₂ equivalents per kilowatt-hour in 1992 and was at its lowest, 110.64 grams of CO₂ equivalents per kilowatt-hour, in 2024.
That places Portugal 183rd out of 213 countries with data for 2025, putting it in the bottom quarter.
The long-run direction has been consistently falling across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 558.67 grams of CO₂ equivalents per kilowatt-hour | 482.16 grams of CO₂ equivalents per kilowatt-hour | 650.27 grams of CO₂ equivalents per kilowatt-hour | 10 |
| 2000s | 516.8 grams of CO₂ equivalents per kilowatt-hour | 452.82 grams of CO₂ equivalents per kilowatt-hour | 595.31 grams of CO₂ equivalents per kilowatt-hour | 10 |
| 2010s | 365.05 grams of CO₂ equivalents per kilowatt-hour | 300.97 grams of CO₂ equivalents per kilowatt-hour | 441.24 grams of CO₂ equivalents per kilowatt-hour | 10 |
| 2020s | 180.18 grams of CO₂ equivalents per kilowatt-hour | 110.64 grams of CO₂ equivalents per kilowatt-hour | 248.3 grams of CO₂ equivalents per kilowatt-hour | 6 |
Countries ranked near Portugal
- 180 Afghanistan 131.31 grams of CO₂ equivalents per kilowatt-hour compare
- 181 Eswatini 131.15 grams of CO₂ equivalents per kilowatt-hour compare
- 182 Mozambique 129.36 grams of CO₂ equivalents per kilowatt-hour compare
- 185 Zambia 119.68 grams of CO₂ equivalents per kilowatt-hour compare
- 186 Austria 116.91 grams of CO₂ equivalents per kilowatt-hour compare
More climate change data for Portugal
- Share of global CO₂ emissions and population 0.1% (2100)
- Population growth 1.0% (2025)
- Population, total 10.80 million (2025)
- Urban population growth 1.3% (2025)
- Urban population 6.64 million (2025)
- Urban population 61.5% (2025)
- CO₂ emissions per capita vs. GDP per capita 3.41 tonnes per person (2024)
- Cumulative CO₂ emissions 2.77 billion tonnes (2024)
- CO₂ emissions per capita 3.41 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 3.41 tonnes per person (2024)
Frequently asked questions
- What is lifecycle carbon intensity of electricity in Portugal?
- Lifecycle carbon intensity of electricity in Portugal was 127.91 grams of CO₂ equivalents per kilowatt-hour in 2025, according to Ember (2026) – with major processing by Our World in Data.
- What is the highest lifecycle carbon intensity of electricity recorded in Portugal?
- The highest recorded value was 650.27 grams of CO₂ equivalents per kilowatt-hour in 1992.
- What is the lowest lifecycle carbon intensity of electricity recorded in Portugal?
- The lowest recorded value was 110.64 grams of CO₂ equivalents per kilowatt-hour in 2024.
- How does Portugal rank for lifecycle carbon intensity of electricity?
- Portugal ranks 183rd out of 213 countries with data for 2025.
- Is lifecycle carbon intensity of electricity rising or falling in Portugal?
- Over the last ten years it is down 69.1%. The long-run trend across the full record is falling.
- Where does this Portugal data come from?
- The figures come from Ember (2026) – with major processing by Our World in Data, published as part of Lifecycle carbon intensity of electricity. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Greenhouse gases emitted per unit of generated electricity, measured in grams of CO₂ equivalents per kilowatt-hour.