How much energy do solar panels produce in Quarteira?

A 5 kWp solar panel system in Quarteira, Portugal produces approximately 8,667 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Quarteira?

A 5 kWp system without battery saves approximately €770 per year (accounting for 18% self-consumption and feed-in tariff for surplus). The payback period is 7.1 years.

What is the optimal panel angle in Quarteira?

The optimal tilt angle for solar panels in Quarteira is 34 degrees facing 2 degrees from south.

Solar Panels in Quarteira

Portugal · 37.07°N, 8.10°W

Solar Potential

Excellent

1,733 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

8,667kWh

Net Annual Savings

€770

Payback Period

7.1 yrs

25-Year Net

€18,232

Savings Breakdown

Self-consumed (18% of 8,667 kWh)1,560 kWh × 0.220 €/kWh

→ Savings from own usage+€343

Injected to grid (82% of production)7,107 kWh × 0.060 €/kWh

→ Feed-in revenue+€426

Net Annual Savings€770

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

583 kWh

603 kWh

741 kWh

779 kWh

840 kWh

818 kWh

880 kWh

864 kWh

780 kWh

673 kWh

559 kWh

546 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	583	143
February	603	146
March	741	183
April	779	196
May	840	214
June	818	211
July	880	230
August	864	225
September	780	200
October	673	169
November	559	139
December	546	131
Total	8,667	2,187

Environmental Impact

CO2 Saved Per Year

2,019 kg

Equivalent Trees Planted

92 trees

Optimal Panel Angle

34° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 37.06946°N, 8.10064°W
System Loss: 14%
Optimal Inclination: 34°
Optimal Azimuth: 2°
Yearly Irradiation: 2187 kWh/m2
Retail Electricity Price: 0.220 EUR/kWh
Feed-in Tariff: 0.060 EUR/kWh
Install Cost: 1,100 EUR/kWp

€1,913

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