Primary energy from solar in Ireland

Ireland: Primary energy from solar was 1.67 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
1.67 terawatt-hours
Change on year
up 53.2%
World rank
1st
of 2 countries
All-time high
1.67 terawatt-hours
in 2025
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025

Primary energy from solar in Ireland, 1965–2025

00.511.5196519952025

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, primary energy from solar in Ireland stood at 1.67 terawatt-hours. That is the highest value across all 61 years on record.

The figure is up 53.2% on the previous year and up 81,752.7% over ten years.

Over the whole period, primary energy from solar in Ireland peaked at 1.67 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1965.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1960s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 5
1970s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
1980s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
1990s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
2000s 0 terawatt-hours 0 terawatt-hours 0.0004 terawatt-hours 10
2010s 0.0072 terawatt-hours 0.0005 terawatt-hours 0.0338 terawatt-hours 10
2020s 0.6171 terawatt-hours 0.0551 terawatt-hours 1.67 terawatt-hours 6

Countries ranked near Ireland

  1. 1 China 1,173 terawatt-hours compare
  2. 2 Luxembourg 0.3004 terawatt-hours compare
  3. 2 United States 392.75 terawatt-hours compare
  4. 3 India 168.58 terawatt-hours compare
  5. 4 Japan 110.79 terawatt-hours compare

See the full ranking of 82 places →

More energy & mining data for Ireland

All data for Ireland →

Frequently asked questions

What is primary energy from solar in Ireland?
Primary energy from solar in Ireland was 1.67 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 primary energy from solar recorded in Ireland?
The highest recorded value was 1.67 terawatt-hours in 2025.
What is the lowest primary energy from solar recorded in Ireland?
The lowest recorded value was 0 terawatt-hours in 1965.
How does Ireland rank for primary energy from solar?
Ireland ranks 1st out of 2 countries with data for 2025.
Is primary energy from solar rising or falling in Ireland?
Over the last ten years it is up 81,752.7%. 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); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy from solar. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Primary energy from solar
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,686 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.