Solar Panels Haverfordwest: Costs, Savings & Local Data
How much can solar panels save you in Haverfordwest?
A typical 4kW solar panel system in Haverfordwest generates around 3,960 kWh per year, saving you approximately £574 annually on electricity bills and export payments. With 1,560 hours of sunshine per year, most Haverfordwest homeowners see payback within 10–13 years.
A typical 4kW solar system in Haverfordwest can save you around £574 per year on electricity bills, with a payback period that makes it a strong long-term financial investment. Combined with the Smart Export Guarantee and 0% VAT, the financial case for solar in Haverfordwest is compelling.
Haverfordwest receives around 1,560 hours of sunshine per year. The Pembrokeshire county town benefits from its coastal south-west Wales location. Many surrounding properties are off-gas.
Solar panel key figures for Haverfordwest
1,560 hrs
Annual sunshine hours
Met Office / PVGIS regional data
3,960 kWh
Annual generation (4kW)
Based on 990 kWh/kWp yield
£574
Annual savings (4kW)
At 24.5p/kWh + SEG
~12 years
Estimated payback
Based on average 4kW system cost
Solar panel savings by system size in Haverfordwest
The table below shows estimated costs, annual savings, and payback periods for different solar panel system sizes in Haverfordwest. Figures are based on a south-facing roof with no shading, using Haverfordwest's regional solar yield of 990 kWh/kWp.
| System Size | Panels | Cost | Annual Saving | Payback |
|---|---|---|---|---|
| 3 kW | ~8 panels | £4,500–£6,500 | £431 | ~13 years |
| 4 kW | ~10 panels | £5,500–£8,000 | £574 | ~12 years |
| 5 kW | ~13 panels | £6,500–£9,500 | £718 | ~11 years |
Solar energy in Haverfordwest: local context
Wales benefits from the Welsh Government's active support for renewable energy. The varied landscape means solar performance differs between the sunnier south coast and the hillier inland areas, but most Welsh homes can benefit from solar.
Welsh homeowners may benefit from additional support through the Welsh Government's energy schemes, alongside the UK-wide Smart Export Guarantee and 0% VAT.
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Frequently asked questions about solar panels in Haverfordwest
Solar panels in nearby areas
Showing areas near Haverfordwest. Solar conditions vary by location.
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