How much energy do solar panels produce in Irun?

A 5 kWp solar panel system in Irun, Spain produces approximately 5,859 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Irun?

A 5 kWp system without battery saves approximately €551 per year (accounting for 22% self-consumption and feed-in tariff for surplus). The payback period is 9.6 years.

What is the optimal panel angle in Irun?

The optimal tilt angle for solar panels in Irun is 37 degrees facing -1 degrees from south.

Solar Panels in Irun

Spain · 43.34°N, 1.79°W

Solar Potential

Moderate

1,172 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

5,859kWh

Net Annual Savings

€551

Payback Period

9.6 yrs

25-Year Net

€12,128

Savings Breakdown

Self-consumed (22% of 5,859 kWh)1,289 kWh × 0.250 €/kWh

→ Savings from own usage+€322

Injected to grid (78% of production)4,570 kWh × 0.050 €/kWh

→ Feed-in revenue+€228

Net Annual Savings€551

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

318 kWh

399 kWh

524 kWh

549 kWh

587 kWh

569 kWh

601 kWh

613 kWh

574 kWh

472 kWh

329 kWh

325 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	318	76
February	399	96
March	524	129
April	549	138
May	587	149
June	569	148
July	601	158
August	613	160
September	574	147
October	472	118
November	329	80
December	325	78
Total	5,859	1,478

Environmental Impact

CO2 Saved Per Year

1,365 kg

Equivalent Trees Planted

62 trees

Optimal Panel Angle

37° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 43.33904°N, 1.78938°W
System Loss: 14%
Optimal Inclination: 37°
Optimal Azimuth: -1°
Yearly Irradiation: 1478 kWh/m2
Retail Electricity Price: 0.250 EUR/kWh
Feed-in Tariff: 0.050 EUR/kWh
Install Cost: 1,061 EUR/kWp

€1,430

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