How much energy do solar panels produce in Lahti?

A 5 kWp solar panel system in Lahti, Finland produces approximately 4,394 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Lahti?

A 5 kWp system without battery saves approximately €246 per year (accounting for 40% self-consumption and feed-in tariff for surplus). The payback period is 28.5 years.

What is the optimal panel angle in Lahti?

The optimal tilt angle for solar panels in Lahti is 44 degrees facing -3 degrees from south.

Solar Panels in Lahti

Finland · 60.98°N, 25.66°E

Solar Potential

Low

879 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

4,394kWh

Net Annual Savings

€246

Payback Period

28.5 yrs

25-Year Net

€768

Savings Breakdown

Self-consumed (40% of 4,394 kWh)1,757 kWh × 0.080 €/kWh

→ Savings from own usage+€141

Injected to grid (60% of production)2,636 kWh × 0.040 €/kWh

→ Feed-in revenue+€105

Net Annual Savings€246

Installation cost (5 kWp × 1,400 €/kWp)€7,000

Data Confidence: Estimated

Note: Feed-in tariff and policy data for Finland is estimated and may not reflect current regulations.

Finland Solar Policy

Lowest electricity prices in EU. Net billing for prosumers. Very seasonal production. Long payback periods.

Source: Industry estimate, not officially verified

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

75 kWh

197 kWh

431 kWh

540 kWh

655 kWh

647 kWh

641 kWh

531 kWh

362 kWh

215 kWh

63 kWh

37 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	75	18
February	197	45
March	431	102
April	540	132
May	655	167
June	647	168
July	641	168
August	531	138
September	362	92
October	215	53
November	63	16
December	37	9
Total	4,394	1,108

Environmental Impact

CO2 Saved Per Year

1,024 kg

Equivalent Trees Planted

47 trees

Optimal Panel Angle

44° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 60.98267°N, 25.66151°E
System Loss: 14%
Optimal Inclination: 44°
Optimal Azimuth: -3°
Yearly Irradiation: 1108 kWh/m2
Retail Electricity Price: 0.080 EUR/kWh
Feed-in Tariff: 0.040 EUR/kWh
Install Cost: 1,400 EUR/kWp

€359

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