How much energy do solar panels produce in Coimbra?

A 5 kWp solar panel system in Coimbra, Portugal produces approximately 7,319 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Coimbra?

A 5 kWp system without battery saves approximately €673 per year (accounting for 20% self-consumption and feed-in tariff for surplus). The payback period is 8.2 years.

What is the optimal panel angle in Coimbra?

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

Solar Panels in Coimbra

Portugal · 40.21°N, 8.42°W

Solar Potential

Very Good

1,464 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

7,319kWh

Net Annual Savings

€673

Payback Period

8.2 yrs

25-Year Net

€15,392

Savings Breakdown

Self-consumed (20% of 7,319 kWh)1,464 kWh × 0.220 €/kWh

→ Savings from own usage+€322

Injected to grid (80% of production)5,855 kWh × 0.060 €/kWh

→ Feed-in revenue+€351

Net Annual Savings€673

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

463 kWh

506 kWh

606 kWh

635 kWh

717 kWh

695 kWh

791 kWh

785 kWh

687 kWh

559 kWh

438 kWh

436 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	463	112
February	506	124
March	606	151
April	635	163
May	717	187
June	695	183
July	791	211
August	785	210
September	687	181
October	559	143
November	438	107
December	436	105
Total	7,319	1,876

Environmental Impact

CO2 Saved Per Year

1,705 kg

Equivalent Trees Planted

78 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 40.20686°N, 8.41996°W
System Loss: 14%
Optimal Inclination: 35°
Optimal Azimuth: 6°
Yearly Irradiation: 1876 kWh/m2
Retail Electricity Price: 0.220 EUR/kWh
Feed-in Tariff: 0.060 EUR/kWh
Install Cost: 1,100 EUR/kWp

€1,643

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