Spain · Solar PV · Monthly Index
Spain Installed Solar Capacity
Historical Data Series
Monthly installed solar photovoltaic capacity (GW) for Spain from January 2021 to present. Source: REE (Red Eléctrica de España) via REData API.
↓ Download Master CSVLatest Data
40.245 GW
January 2025
Coverage
14
Mar 2026 – January 2025
Full Historical Series
14 months| Period | Capacity (GW) | Monthly Addition | Rolling 12m Added | Build Pace (GW/yr) | Source | CSV |
|---|---|---|---|---|---|---|
| Jan 2025 | 40.245 | — | — | — | redata | ↓ CSV |
| Feb 2025 | 40.899 | +0.654 GW | 0.65 GW | 0.7 GW/yr | redata | ↓ CSV |
| Mar 2025 | 41.909 | +1.01 GW | 1.66 GW | 1.7 GW/yr | redata | ↓ CSV |
| Apr 2025 | 42.417 | +0.508 GW | 2.17 GW | 2.2 GW/yr | redata | ↓ CSV |
| May 2025 | 43.312 | +0.895 GW | 3.07 GW | 3.1 GW/yr | redata | ↓ CSV |
| Jun 2025 | 44.249 | +0.937 GW | 4.00 GW | 4.0 GW/yr | redata | ↓ CSV |
| Jul 2025 | 45.835 | +1.586 GW | 5.59 GW | 5.6 GW/yr | redata | ↓ CSV |
| Aug 2025 | 46.417 | +0.582 GW | 6.17 GW | 6.2 GW/yr | redata | ↓ CSV |
| Sep 2025 | 47.169 | +0.752 GW | 6.92 GW | 6.9 GW/yr | redata | ↓ CSV |
| Oct 2025 | 48.264 | +1.095 GW | 8.02 GW | 8.0 GW/yr | redata | ↓ CSV |
| Nov 2025 | 49.186 | +0.922 GW | 8.94 GW | 8.9 GW/yr | redata | ↓ CSV |
| Dec 2025 | 49.868 | +0.682 GW | 9.62 GW | 9.6 GW/yr | redata | ↓ CSV |
| Feb 2026 | 50.481 | — | — | — | redata | ↓ CSV |
| Mar 2026 | 51.507 | +1.026 GW | 10.65 GW | 10.7 GW/yr | redata | ↓ CSV |
Monthly Bulletin Pages
2 publishedMethodology
- Source: REE — REData API (
potencia-instalada), Solar fotovoltaica (id: 1486), national. - Unit: GW. Raw API value is MW ÷ 1,000.
- Snapshot: End-of-month installed capacity as reported by REE.
- Coverage: January 2021 – present (monthly).
- Derived metrics: Monthly addition, rolling 12-month additions, build pace — computed from stored series.