How much energy do solar panels produce in Vigo?

A 5 kWp solar panel system in Vigo, Spain produces approximately 6,987 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Vigo?

A 5 kWp system without battery saves approximately €629 per year (accounting for 20% self-consumption and feed-in tariff for surplus). The payback period is 8.4 years.

What is the optimal panel angle in Vigo?

The optimal tilt angle for solar panels in Vigo is 35 degrees facing 2 degrees from south.

Solar Panels in Vigo

Spain · 42.23°N, 8.72°W

Solar Potential

Good

1,397 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

System Size

Battery Storage

Annual Output

6,987kWh

Net Annual Savings

€629

Payback Period

8.4 yrs

25-Year Net

€14,491

Savings Breakdown

Self-consumed (20% of 6,987 kWh)1,397 kWh × 0.250 €/kWh

→ Savings from own usage+€349

Injected to grid (80% of production)5,590 kWh × 0.050 €/kWh

→ Feed-in revenue+€279

Net Annual Savings€629

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

387 kWh

463 kWh

581 kWh

644 kWh

714 kWh

706 kWh

785 kWh

773 kWh

671 kWh

516 kWh

386 kWh

361 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	387	92
February	463	112
March	581	143
April	644	162
May	714	183
June	706	183
July	785	204
August	773	202
September	671	173
October	516	130
November	386	94
December	361	87
Total	6,987	1,765

Environmental Impact

CO2 Saved Per Year

1,628 kg

Equivalent Trees Planted

74 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 42.23282°N, 8.72264°W
System Loss: 14%
Optimal Inclination: 35°
Optimal Azimuth: 2°
Yearly Irradiation: 1765 kWh/m2
Retail Electricity Price: 0.250 EUR/kWh
Feed-in Tariff: 0.050 EUR/kWh
Install Cost: 1,061 EUR/kWp

€1,763

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