How much energy do solar panels produce in Vienne?

A 5 kWp solar panel system in Vienne, France produces approximately 6,412 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Vienne?

A 5 kWp system without battery saves approximately €1,028 per year (accounting for 24% self-consumption and feed-in tariff for surplus). The payback period is 7.3 years.

What is the optimal panel angle in Vienne?

The optimal tilt angle for solar panels in Vienne is 36 degrees facing 2 degrees from south.

Solar Panels in Vienne

France · 45.53°N, 4.87°E

Solar Potential

Good

1,282 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

6,412kWh

Net Annual Savings

€1,028

Payback Period

7.3 yrs

25-Year Net

€23,818

Savings Breakdown

Self-consumed (24% of 6,412 kWh)1,539 kWh × 0.256 €/kWh

→ Savings from own usage+€394

Injected to grid (76% of production)4,873 kWh × 0.130 €/kWh

→ Feed-in revenue+€634

Net Annual Savings€1,028

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

274 kWh

390 kWh

588 kWh

663 kWh

677 kWh

711 kWh

749 kWh

709 kWh

626 kWh

479 kWh

303 kWh

244 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	274	65
February	390	93
March	588	144
April	663	167
May	677	173
June	711	187
July	749	200
August	709	188
September	626	161
October	479	118
November	303	73
December	244	58
Total	6,412	1,625

Environmental Impact

CO2 Saved Per Year

1,494 kg

Equivalent Trees Planted

68 trees

Optimal Panel Angle

36° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 45.52569°N, 4.87484°E
System Loss: 14%
Optimal Inclination: 36°
Optimal Azimuth: 2°
Yearly Irradiation: 1625 kWh/m2
Retail Electricity Price: 0.256 EUR/kWh
Feed-in Tariff: 0.130 EUR/kWh
Install Cost: 1,500 EUR/kWp

€1,645

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