Solar Panels in São Mamede de Infesta

Portugal · 41.19°N, 8.61°W

4out of 5

Solar Potential

Very Good

1,511 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

Annual Output

7,555kWh

Net Annual Savings

€671

Payback Period

8.2 yrs

25-Year Net

€15,187

Savings Breakdown

Self-consumed (18% of 7,555 kWh)1,360 kWh × 0.220 €/kWh
→ Savings from own usage+€299
Injected to grid (82% of production)6,195 kWh × 0.060 €/kWh
→ Feed-in revenue+€372
Net Annual Savings€671
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

456 kWh
521 kWh
630 kWh
688 kWh
763 kWh
743 kWh
809 kWh
795 kWh
713 kWh
569 kWh
441 kWh
427 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January456109
February521127
March630156
April688175
May763197
June743193
July809212
August795210
September713185
October569144
November441108
December427102
Total7,5551,917

Environmental Impact

CO2 Saved Per Year

1,760 kg

Equivalent Trees Planted

80 trees

Optimal Panel Angle

36° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
41.19183°N, 8.61105°W
System Loss
14%
Optimal Inclination
36°
Optimal Azimuth
5°
Yearly Irradiation
1917 kWh/m2
Retail Electricity Price
0.220 EUR/kWh
Feed-in Tariff
0.060 EUR/kWh
Install Cost
1,100 EUR/kWp

Want to compare São Mamede de Infesta with another city?

Use our interactive calculator to compare any European location.

Open Calculator