How much energy do solar panels produce in Gondomar?

A 5 kWp solar panel system in Gondomar, Portugal produces approximately 7,234 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Gondomar?

A 5 kWp system without battery saves approximately €666 per year (accounting for 20% self-consumption and feed-in tariff for surplus). The payback period is 8.3 years.

What is the optimal panel angle in Gondomar?

The optimal tilt angle for solar panels in Gondomar is 35 degrees facing 6 degrees from south.

Solar Panels in Gondomar

Portugal · 41.14°N, 8.53°W

Solar Potential

Very Good

1,447 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

7,234kWh

Net Annual Savings

€666

Payback Period

8.3 yrs

25-Year Net

€15,150

Savings Breakdown

Self-consumed (20% of 7,234 kWh)1,447 kWh × 0.220 €/kWh

→ Savings from own usage+€318

Injected to grid (80% of production)5,788 kWh × 0.060 €/kWh

→ Feed-in revenue+€347

Net Annual Savings€666

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

432 kWh

484 kWh

597 kWh

645 kWh

733 kWh

716 kWh

797 kWh

783 kWh

692 kWh

540 kWh

412 kWh

404 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	432	103
February	484	118
March	597	148
April	645	164
May	733	189
June	716	187
July	797	210
August	783	208
September	692	181
October	540	137
November	412	101
December	404	97
Total	7,234	1,843

Environmental Impact

CO2 Saved Per Year

1,686 kg

Equivalent Trees Planted

77 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 41.14454°N, 8.53223°W
System Loss: 14%
Optimal Inclination: 35°
Optimal Azimuth: 6°
Yearly Irradiation: 1843 kWh/m2
Retail Electricity Price: 0.220 EUR/kWh
Feed-in Tariff: 0.060 EUR/kWh
Install Cost: 1,100 EUR/kWp

€1,641

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