Wind energy generation vs. installed capacity in Ireland
Ireland: Wind energy generation vs. installed capacity was 12,058 terawatt-hours in 2025. ◆ Volatile
Wind energy generation vs. installed capacity in Ireland, 1990–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, wind energy generation vs. installed capacity in Ireland stood at 12,058 terawatt-hours. That is the highest value across all 36 years on record.
That represents a change of up 3.5% on the previous year and up 80.5% over ten years.
Over the whole period, wind energy generation vs. installed capacity in Ireland peaked at 12,058 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
Ireland ranks 27th 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.
Wind energy generation vs. installed capacity in Ireland, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1990 | 0 terawatt-hours | — |
| 1991 | 0 terawatt-hours | — |
| 1992 | 5 terawatt-hours | — |
| 1993 | 15 terawatt-hours | +200.0% |
| 1994 | 19 terawatt-hours | +26.7% |
| 1995 | 16 terawatt-hours | -15.8% |
| 1996 | 14 terawatt-hours | -12.5% |
| 1997 | 50.01 terawatt-hours | +257.1% |
| 1998 | 169.03 terawatt-hours | +238.0% |
| 1999 | 187.03 terawatt-hours | +10.7% |
| 2000 | 244.04 terawatt-hours | +30.5% |
| 2001 | 334.06 terawatt-hours | +36.9% |
| 2002 | 388.07 terawatt-hours | +16.2% |
| 2003 | 454.08 terawatt-hours | +17.0% |
| 2004 | 655.12 terawatt-hours | +44.3% |
| 2005 | 1,112 terawatt-hours | +69.8% |
| 2006 | 1,622 terawatt-hours | +45.9% |
| 2007 | 1,991 terawatt-hours | +22.7% |
| 2008 | 2,450 terawatt-hours | +23.1% |
| 2009 | 3,004 terawatt-hours | +22.6% |
| 2010 | 2,861 terawatt-hours | -4.8% |
| 2011 | 4,453 terawatt-hours | +55.6% |
| 2012 | 4,077 terawatt-hours | -8.4% |
| 2013 | 4,617 terawatt-hours | +13.2% |
| 2014 | 5,225 terawatt-hours | +13.2% |
| 2015 | 6,682 terawatt-hours | +27.9% |
| 2016 | 6,249 terawatt-hours | -6.5% |
| 2017 | 7,567 terawatt-hours | +21.1% |
| 2018 | 8,783 terawatt-hours | +16.1% |
| 2019 | 10,185 terawatt-hours | +16.0% |
| 2020 | 11,740 terawatt-hours | +15.3% |
| 2021 | 9,940 terawatt-hours | -15.3% |
| 2022 | 11,394 terawatt-hours | +14.6% |
| 2023 | 11,863 terawatt-hours | +4.1% |
| 2024 | 11,650 terawatt-hours | -1.8% |
| 2025 | 12,058 terawatt-hours | +3.5% |
Ireland compared with similar countries
- Ireland's 12,058 terawatt-hours is above the median for high income countries, which is 3,888 terawatt-hours, 3.1× the median. (47 countries reporting)
- Ireland's 12,058 terawatt-hours is above the median for Europe & Central Asia, which is 4,182 terawatt-hours, 2.9× the median. (39 countries reporting)
Biggest year-on-year movements
Years where Wind energy generation vs. installed capacity in Ireland 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 |
|---|---|---|---|
| 1997 | +257.1% | 14 terawatt-hours | 50.01 terawatt-hours |
| 1998 | +238.0% | 50.01 terawatt-hours | 169.03 terawatt-hours |
| 1993 | +200.0% | 5 terawatt-hours | 15 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 47.51 terawatt-hours | 0 terawatt-hours | 187.03 terawatt-hours | 10 |
| 2000s | 1,225 terawatt-hours | 244.04 terawatt-hours | 3,004 terawatt-hours | 10 |
| 2010s | 6,070 terawatt-hours | 2,861 terawatt-hours | 10,185 terawatt-hours | 10 |
| 2020s | 11,441 terawatt-hours | 9,940 terawatt-hours | 12,058 terawatt-hours | 6 |
Countries ranked near Ireland
More energy & mining data for Ireland
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -1.01 % 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)
- Primary energy use, per capita 0 terawatt-hours per person (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)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 6.2% (2024)
Frequently asked questions
- What is wind energy generation vs. installed capacity in Ireland?
- Wind energy generation vs. installed capacity in Ireland was 12,058 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest wind energy generation vs. installed capacity recorded in Ireland?
- The highest recorded value was 12,058 terawatt-hours in 2025.
- What is the lowest wind energy generation vs. installed capacity recorded in Ireland?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Ireland rank for wind energy generation vs. installed capacity?
- Ireland ranks 27th out of 79 countries with data for 2025.
- Is wind energy generation vs. installed capacity rising or falling in Ireland?
- Over the last ten years it is up 80.5%. The long-run trend across the full record is volatile.
- Where does this Ireland data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as part of Wind energy generation vs. installed capacity. 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
Figures are based on gross generation and do not account for cross-border electricity supply.