SolarSolar Panels in Watford
Greater London • 11 postcode districts
Solar Energy in Watford
Watford in Greater London receives an average of 1404 hours of sunshine per year across its 11 postcode districts. A typical 4kW solar panel system generates approximately 3,930 kWh annually, saving homeowners an average of £711 per year with a payback period of 10.4 years.
Why Choose Solar in Watford?
Watford benefits from 1404 hours of annual sunshine, making it an excellent location for solar panels. With electricity prices at around 24.5p/kWh and the Smart Export Guarantee paying for surplus energy, solar is a strong financial investment for homeowners in the area.
Solar panels in Watford currently benefit from 0% VAT on installation (until March 2027), and eligible households may qualify for additional grants and funding. With a 10.4-year payback period, the investment pays for itself well within the 25-year panel warranty.
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Solar Savings by Postcode in Watford
| # | Postcode | Sun Hours | Generation | Annual Savings | Payback |
|---|---|---|---|---|---|
| 1 | WD17 | 1,439hrs | 4,029 kWh | £730/yr | 10.1 yrs |
| 2 | WD18 | 1,440hrs | 4,032 kWh | £730/yr | 10.1 yrs |
| 3 | WD19 | 1,441hrs | 4,035 kWh | £730/yr | 10.1 yrs |
| 4 | WD6 | 1,404hrs | 3,931 kWh | £712/yr | 10.4 yrs |
| 5 | WD7 | 1,405hrs | 3,934 kWh | £712/yr | 10.4 yrs |
| 6 | WD4 | 1,402hrs | 3,926 kWh | £711/yr | 10.4 yrs |
| 7 | WD5 | 1,403hrs | 3,928 kWh | £711/yr | 10.4 yrs |
| 8 | WD3 | 1,401hrs | 3,923 kWh | £710/yr | 10.4 yrs |
| 9 | WD25 | 1,369hrs | 3,833 kWh | £694/yr | 10.7 yrs |
| 10 | WD23 | 1,367hrs | 3,828 kWh | £693/yr | 10.7 yrs |
| 11 | WD24 | 1,368hrs | 3,830 kWh | £693/yr | 10.7 yrs |
Solar Resources for Watford
Greater London solar overview • Best areas for solar • Savings calculator • Solar panel costs
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