Solar Panels in Santiago de Compostela

Spain · 42.88°N, 8.55°W

3out of 5

Solar Potential

Good

1,293 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

Annual Output

6,466kWh

Net Annual Savings

€595

Payback Period

8.9 yrs

25-Year Net

€13,474

Savings Breakdown

Self-consumed (21% of 6,466 kWh)1,358 kWh × 0.250 €/kWh
→ Savings from own usage+€339
Injected to grid (79% of production)5,108 kWh × 0.050 €/kWh
→ Feed-in revenue+€255
Net Annual Savings€595
Installation cost (5 kWp × 1,061 €/kWp)€5,305

Spain Solar Policy

Compensación simplificada: surplus credited at €0.02-0.10/kWh, capped at your bill. No prosumer fees. IBI tax discount 30-50% in many municipalities.

Source: CNMC, Eurostat H1 2025

The savings estimates shown are for informational purposes only and do not constitute financial advice. Actual savings depend on your specific installation, roof condition, shading, consumption patterns, and future electricity price changes. Feed-in tariffs and regulations change frequently. Always obtain quotes from certified installers and consult a financial advisor before making investment decisions.

Monthly Energy Production

344 kWh
425 kWh
549 kWh
606 kWh
670 kWh
651 kWh
727 kWh
716 kWh
626 kWh
479 kWh
345 kWh
329 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January34482
February425103
March549135
April606153
May670171
June651169
July727190
August716187
September626161
October479120
November34584
December32979
Total6,4661,634

Environmental Impact

CO2 Saved Per Year

1,507 kg

Equivalent Trees Planted

68 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
42.88052°N, 8.54569°W
System Loss
14%
Optimal Inclination
35°
Optimal Azimuth
5°
Yearly Irradiation
1634 kWh/m2
Retail Electricity Price
0.250 EUR/kWh
Feed-in Tariff
0.050 EUR/kWh
Install Cost
1,061 EUR/kWp

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