Solar Panels in the LL31 Postcode Area
The LL31 postcode area covers Llandudno Junction and surrounding areas in Conwy. A typical 4kWp solar panel system here generates around 3,136 kWh per year, saving an estimated £878/yr on electricity bills and covering roughly 83% of average household electricity usage.
Solar Performance in LL31
About Solar in LL31, Llandudno Junction
Homeowners in the LL31 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 784 kWh generated per kWp of installed capacity, the LL31 area benefits from reasonable solar irradiance for the UK.
Through the Smart Export Guarantee (SEG), you can also earn money by exporting surplus electricity back to the grid. Most MCS-certified installations in Conwy qualify for SEG payments from energy suppliers.
Conwy in Wales generates 860 kWh per kWp, about 7% below the UK average of 920 kWh/kWp. Stretching from the spectacular Snowdonia peaks to the popular North Wales coast, Conwy's coastal resort towns enjoy notably better solar conditions than the mountainous interior, with the seaside strip receiving over 1,500 sunshine hours.