How much energy do solar panels produce in Arcos de Valdevez?

A 5 kWp solar panel system in Arcos de Valdevez, Portugal produces approximately 6,882 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Arcos de Valdevez?

A 5 kWp system without battery saves approximately €644 per year (accounting for 21% self-consumption and feed-in tariff for surplus). The payback period is 8.5 years.

What is the optimal panel angle in Arcos de Valdevez?

The optimal tilt angle for solar panels in Arcos de Valdevez is 35 degrees facing -1 degrees from south.

Solar Panels in Arcos de Valdevez

Portugal · 41.85°N, 8.42°W

Solar Potential

Good

1,376 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

6,882kWh

Net Annual Savings

€644

Payback Period

8.5 yrs

25-Year Net

€14,543

Savings Breakdown

Self-consumed (21% of 6,882 kWh)1,445 kWh × 0.220 €/kWh

→ Savings from own usage+€318

Injected to grid (79% of production)5,436 kWh × 0.060 €/kWh

→ Feed-in revenue+€326

Net Annual Savings€644

Installation cost (5 kWp × 1,100 €/kWp)€5,500

Portugal Solar Policy

UPAC system: surplus at 90% of MIBEL market price (~€0.04-0.08/kWh). 23% VAT (6% temporary rate expired July 2025).

Source: ERSE, 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

394 kWh

452 kWh

568 kWh

609 kWh

695 kWh

687 kWh

779 kWh

774 kWh

666 kWh

505 kWh

384 kWh

367 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	394	95
February	452	111
March	568	141
April	609	156
May	695	181
June	687	181
July	779	208
August	774	207
September	666	175
October	505	129
November	384	94
December	367	89
Total	6,882	1,767

Environmental Impact

CO2 Saved Per Year

1,603 kg

Equivalent Trees Planted

73 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 41.84668°N, 8.41905°W
System Loss: 14%
Optimal Inclination: 35°
Optimal Azimuth: -1°
Yearly Irradiation: 1767 kWh/m2
Retail Electricity Price: 0.220 EUR/kWh
Feed-in Tariff: 0.060 EUR/kWh
Install Cost: 1,100 EUR/kWp

€1,565

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