How much energy do solar panels produce in Lannion?

A 5 kWp solar panel system in Lannion, France produces approximately 5,543 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Lannion?

A 5 kWp system without battery saves approximately €903 per year (accounting for 26% self-consumption and feed-in tariff for surplus). The payback period is 8.3 years.

What is the optimal panel angle in Lannion?

The optimal tilt angle for solar panels in Lannion is 38 degrees facing 4 degrees from south.

Solar Panels in Lannion

France · 48.73°N, 3.46°W

Solar Potential

Moderate

1,109 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

5,543kWh

Net Annual Savings

€903

Payback Period

8.3 yrs

25-Year Net

€20,134

Savings Breakdown

Self-consumed (26% of 5,543 kWh)1,441 kWh × 0.256 €/kWh

→ Savings from own usage+€369

Injected to grid (74% of production)4,102 kWh × 0.130 €/kWh

→ Feed-in revenue+€534

Net Annual Savings€903

Installation cost (5 kWp × 1,500 €/kWp)€7,500

France Solar Policy

Obligation d'Achat: surplus buyback at €0.13/kWh for ≤9kWp. Full sale option at €0.23/kWh. 5.5% VAT for ≤9kWp systems.

Source: CRE tariff schedule Q1 2026, 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

218 kWh

311 kWh

466 kWh

622 kWh

648 kWh

626 kWh

657 kWh

604 kWh

526 kWh

391 kWh

267 kWh

207 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	218	51
February	311	73
March	466	111
April	622	151
May	648	160
June	626	157
July	657	167
August	604	152
September	526	131
October	391	95
November	267	63
December	207	49
Total	5,543	1,361

Environmental Impact

CO2 Saved Per Year

1,291 kg

Equivalent Trees Planted

59 trees

Optimal Panel Angle

38° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 48.73264°N, 3.45657°W
System Loss: 14%
Optimal Inclination: 38°
Optimal Azimuth: 4°
Yearly Irradiation: 1361 kWh/m2
Retail Electricity Price: 0.256 EUR/kWh
Feed-in Tariff: 0.130 EUR/kWh
Install Cost: 1,500 EUR/kWp

€1,454

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