How much energy do solar panels produce in Ílhavo?

A 5 kWp solar panel system in Ílhavo, Portugal produces approximately 7,591 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Ílhavo?

A 5 kWp system without battery saves approximately €674 per year (accounting for 18% self-consumption and feed-in tariff for surplus). The payback period is 8.2 years.

What is the optimal panel angle in Ílhavo?

The optimal tilt angle for solar panels in Ílhavo is 36 degrees facing 6 degrees from south.

Solar Panels in Ílhavo

Portugal · 40.60°N, 8.67°W

Solar Potential

Very Good

1,518 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

7,591kWh

Net Annual Savings

€674

Payback Period

8.2 yrs

25-Year Net

€15,287

Savings Breakdown

Self-consumed (18% of 7,591 kWh)1,366 kWh × 0.220 €/kWh

→ Savings from own usage+€301

Injected to grid (82% of production)6,225 kWh × 0.060 €/kWh

→ Feed-in revenue+€373

Net Annual Savings€674

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

476 kWh

535 kWh

640 kWh

687 kWh

753 kWh

729 kWh

796 kWh

790 kWh

704 kWh

577 kWh

456 kWh

448 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	476	114
February	535	131
March	640	159
April	687	175
May	753	195
June	729	191
July	796	209
August	790	209
September	704	184
October	577	146
November	456	112
December	448	108
Total	7,591	1,934

Environmental Impact

CO2 Saved Per Year

1,769 kg

Equivalent Trees Planted

80 trees

Optimal Panel Angle

36° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 40.60188°N, 8.67021°W
System Loss: 14%
Optimal Inclination: 36°
Optimal Azimuth: 6°
Yearly Irradiation: 1934 kWh/m2
Retail Electricity Price: 0.220 EUR/kWh
Feed-in Tariff: 0.060 EUR/kWh
Install Cost: 1,100 EUR/kWp

€1,588

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