How much energy do solar panels produce in Calais?

A 5 kWp solar panel system in Calais, France produces approximately 5,667 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Calais?

A 5 kWp system without battery saves approximately €916 per year (accounting for 25% self-consumption and feed-in tariff for surplus). The payback period is 8.2 years.

What is the optimal panel angle in Calais?

The optimal tilt angle for solar panels in Calais is 41 degrees facing south.

Solar Panels in Calais

France · 50.95°N, 1.86°E

Solar Potential

Moderate

1,133 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

5,667kWh

Net Annual Savings

€916

Payback Period

8.2 yrs

25-Year Net

€20,469

Savings Breakdown

Self-consumed (25% of 5,667 kWh)1,417 kWh × 0.256 €/kWh

→ Savings from own usage+€363

Injected to grid (75% of production)4,250 kWh × 0.130 €/kWh

→ Feed-in revenue+€553

Net Annual Savings€916

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

303 kWh

505 kWh

656 kWh

675 kWh

669 kWh

690 kWh

621 kWh

532 kWh

378 kWh

234 kWh

186 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	218	50
February	303	71
March	505	120
April	656	160
May	675	167
June	669	168
July	690	175
August	621	157
September	532	132
October	378	91
November	234	55
December	186	44
Total	5,667	1,390

Environmental Impact

CO2 Saved Per Year

1,320 kg

Equivalent Trees Planted

60 trees

Optimal Panel Angle

41° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 50.95194°N, 1.85635°E
System Loss: 14%
Optimal Inclination: 41°
Optimal Azimuth: 0°
Yearly Irradiation: 1390 kWh/m2
Retail Electricity Price: 0.256 EUR/kWh
Feed-in Tariff: 0.130 EUR/kWh
Install Cost: 1,500 EUR/kWp

€1,410

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