How much energy do solar panels produce in Calw?

A 5 kWp solar panel system in Calw, Germany produces approximately 5,426 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Calw?

A 5 kWp system without battery saves approximately €807 per year (accounting for 23% self-consumption and feed-in tariff for surplus). The payback period is 8.1 years.

What is the optimal panel angle in Calw?

The optimal tilt angle for solar panels in Calw is 36 degrees facing -10 degrees from south.

Solar Panels in Calw

Germany · 48.71°N, 8.74°E

Solar Potential

Moderate

1,085 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

5,426kWh

Net Annual Savings

€807

Payback Period

8.1 yrs

25-Year Net

€19,084

Savings Breakdown

Self-consumed (23% of 5,426 kWh)1,248 kWh × 0.384 €/kWh

→ Savings from own usage+€479

Injected to grid (77% of production)4,178 kWh × 0.079 €/kWh

→ Feed-in revenue+€328

Net Annual Savings€807

Installation cost (5 kWp × 1,300 €/kWp)€6,500

Germany Solar Policy

Feed-in tariff guaranteed 20 years. 0% VAT on solar since 2023. FiT degresses 1% every 6 months.

Source: BNetzA, 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

179 kWh

304 kWh

502 kWh

598 kWh

621 kWh

647 kWh

657 kWh

609 kWh

533 kWh

390 kWh

228 kWh

158 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	179	42
February	304	71
March	502	120
April	598	148
May	621	157
June	647	168
July	657	172
August	609	158
September	533	135
October	390	95
November	228	55
December	158	38
Total	5,426	1,359

Environmental Impact

CO2 Saved Per Year

1,264 kg

Equivalent Trees Planted

57 trees

Optimal Panel Angle

36° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 48.71419°N, 8.74031°E
System Loss: 14%
Optimal Inclination: 36°
Optimal Azimuth: -10°
Yearly Irradiation: 1359 kWh/m2
Retail Electricity Price: 0.384 EUR/kWh
Feed-in Tariff: 0.079 EUR/kWh
Install Cost: 1,300 EUR/kWp

€2,071

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