Savings

Solar savings by UK region

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Sunshine changes more by season than by region. A south-facing 800 W plug-in kit makes about 690 a year on the government's UK figure; the sunniest region makes about 14% more and the least sunny about 13% less. Winter days give about a fifth of a summer day everywhere.

Region	800 W kit makes a year	Saving a year	200 W panel, summer day	200 W panel, winter day
North East England	652 kWh	£106	0.74 kWh	0.13 kWh
North West England	678 kWh	£111	0.79 kWh	0.13 kWh
Yorkshire and the Humber	670 kWh	£109	0.75 kWh	0.14 kWh
East Midlands	690 kWh	£113	0.76 kWh	0.16 kWh
West Midlands	690 kWh	£113	0.76 kWh	0.16 kWh
East of England	688 kWh	£112	0.75 kWh	0.15 kWh
London	696 kWh	£114	0.76 kWh	0.16 kWh
South East England	788 kWh	£129	0.86 kWh	0.16 kWh
South West England	778 kWh	£127	0.87 kWh	0.17 kWh
Wales	720 kWh	£117	0.80 kWh	0.16 kWh
Southern and central Scotland	638 kWh	£104	0.76 kWh	0.12 kWh
Northern Scotland	600 kWh	£98	0.71 kWh	0.11 kWh
Northern Ireland	678 kWh	£111	0.78 kWh	0.13 kWh

South-facing, tilted, little shade, someone home in the day, 26.32p a kWh (Ofgem price cap). Regional differences from NASA POWER seasonal data for one town in each region, scaled so the UK average matches the government (DESNZ) yield. Northern Ireland is outside the GB plug-in rules. Work out your own home · Which panels fit my power station?

Not electrical advice. We compare products; we are not electricians. Before you connect a solar kit to your home, ask a qualified electrician to check the socket, the circuit and your , and follow the maker's instructions.