How much energy do solar panels produce in Roubaix?

A 5 kWp solar panel system in Roubaix, France produces approximately 5,379 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Roubaix?

A 5 kWp system without battery saves approximately €883 per year (accounting for 27% self-consumption and feed-in tariff for surplus). The payback period is 8.5 years.

What is the optimal panel angle in Roubaix?

The optimal tilt angle for solar panels in Roubaix is 39 degrees facing -3 degrees from south.

Solar Panels in Roubaix

France · 50.69°N, 3.17°E

Solar Potential

Moderate

1,076 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

5,379kWh

Net Annual Savings

€883

Payback Period

8.5 yrs

25-Year Net

€19,590

Savings Breakdown

Self-consumed (27% of 5,379 kWh)1,452 kWh × 0.256 €/kWh

→ Savings from own usage+€372

Injected to grid (73% of production)3,927 kWh × 0.130 €/kWh

→ Feed-in revenue+€511

Net Annual Savings€883

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

200 kWh

291 kWh

482 kWh

623 kWh

633 kWh

632 kWh

624 kWh

573 kWh

520 kWh

384 kWh

237 kWh

180 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	200	47
February	291	68
March	482	116
April	623	154
May	633	159
June	632	162
July	624	162
August	573	147
September	520	131
October	384	93
November	237	56
December	180	43
Total	5,379	1,339

Environmental Impact

CO2 Saved Per Year

1,253 kg

Equivalent Trees Planted

57 trees

Optimal Panel Angle

39° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 50.69421°N, 3.17456°E
System Loss: 14%
Optimal Inclination: 39°
Optimal Azimuth: -3°
Yearly Irradiation: 1339 kWh/m2
Retail Electricity Price: 0.256 EUR/kWh
Feed-in Tariff: 0.130 EUR/kWh
Install Cost: 1,500 EUR/kWp

€1,376

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