Solar Panels in Santarém

Portugal · 39.23°N, 8.69°W

4out of 5

Solar Potential

Very Good

1,586 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

7,928kWh

Net Annual Savings

€704

Payback Period

7.8 yrs

25-Year Net

€16,209

Savings Breakdown

Self-consumed (18% of 7,928 kWh)1,427 kWh × 0.220 €/kWh
→ Savings from own usage+€314
Injected to grid (82% of production)6,501 kWh × 0.060 €/kWh
→ Feed-in revenue+€390
Net Annual Savings€704
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

503 kWh
548 kWh
678 kWh
700 kWh
772 kWh
761 kWh
839 kWh
839 kWh
737 kWh
605 kWh
479 kWh
469 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January503121
February548134
March678169
April700179
May772202
June761202
July839224
August839225
September737195
October605155
November479118
December469113
Total7,9282,036

Environmental Impact

CO2 Saved Per Year

1,847 kg

Equivalent Trees Planted

84 trees

Optimal Panel Angle

34° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
39.23379°N, 8.68617°W
System Loss
14%
Optimal Inclination
34°
Optimal Azimuth
2°
Yearly Irradiation
2036 kWh/m2
Retail Electricity Price
0.220 EUR/kWh
Feed-in Tariff
0.060 EUR/kWh
Install Cost
1,100 EUR/kWp

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