Solar panel yield in Portland
Each kWp of solar panels in Portland, at the best angle of 39°, produces about 1,173 kWh of electricity a year – worth £396 at today's household electricity price.
Yield per kWp
1,173 kWh
per year
Value per kWp
£396
if used at home, at today's tariff
Versus the United Kingdom average
+17%
1,002 kWh
Solar rank in the United Kingdom
1 of 1,133
Monthly yield of 1 kWp
A typical 5 kWp home system
A 5 kWp system in Portland would produce about 5,865 kWh a year – 235% of the 2,500 kWh our default home uses.
Payback
How fast a system pays for itself depends on its price, how much of the power you use yourself and the feed-in tariff. Try your own numbers: Solar payback calculator →
Cost of running a home in Portland →
Source: PVGIS © European Union, 2001–2026.
Updated: