How much energy do solar panels produce in Walthamstow?

A 5 kWp solar panel system in Walthamstow, United Kingdom produces approximately 5,138 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Walthamstow?

A 5 kWp system without battery saves approximately €497 per year (accounting for 22% self-consumption and feed-in tariff for surplus). The payback period is 13.6 years.

What is the optimal panel angle in Walthamstow?

The optimal tilt angle for solar panels in Walthamstow is 40 degrees facing -5 degrees from south.

Solar Panels in Walthamstow

United Kingdom · 51.59°N, 0.02°W

Solar Potential

Moderate

1,028 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

5,138kWh

Net Annual Savings

€497

Payback Period

13.6 yrs

25-Year Net

€9,129

Savings Breakdown

Self-consumed (22% of 5,138 kWh)1,130 kWh × 0.280 €/kWh

→ Savings from own usage+€317

Injected to grid (78% of production)4,008 kWh × 0.045 €/kWh

→ Feed-in revenue+€180

Net Annual Savings€497

Installation cost (5 kWp × 1,350 €/kWp)€6,750

United Kingdom Solar Policy

Smart Export Guarantee (SEG): £0.03-0.05/kWh typical, up to £0.25 with battery. 0% VAT on solar + battery.

Source: Ofgem, UK BEIS

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

214 kWh

277 kWh

439 kWh

574 kWh

595 kWh

605 kWh

612 kWh

554 kWh

481 kWh

349 kWh

247 kWh

191 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	214	50
February	277	65
March	439	105
April	574	141
May	595	149
June	605	154
July	612	158
August	554	141
September	481	120
October	349	85
November	247	58
December	191	45
Total	5,138	1,271

Environmental Impact

CO2 Saved Per Year

1,197 kg

Equivalent Trees Planted

54 trees

Optimal Panel Angle

40° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 51.59067°N, 0.02077°W
System Loss: 14%
Optimal Inclination: 40°
Optimal Azimuth: -5°
Yearly Irradiation: 1271 kWh/m2
Retail Electricity Price: 0.280 EUR/kWh
Feed-in Tariff: 0.045 EUR/kWh
Install Cost: 1,350 EUR/kWp

€1,435

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