Solar panels in Cumberland, priced before anyone visits.
A 12-panel roof in Cumberland makes about 5,550 kWh a year and costs £6,360 installed; a free 30-minute video call sizes it to yours.
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Sunlight in Cumberland, in numbers
PVGIS puts Cumberland at 873 kWh per kWp a year, 6% below the mean of our 85 county estimates. 72% of it arrives between April and September, peaking in May.
Generation per kWp, month by month
Show the monthly figures
| Month | kWh/kWp |
|---|---|
| January | 23.5 |
| February | 44 |
| March | 76.2 |
| April | 106 |
| May | 122 |
| June | 108 |
| July | 112 |
| August | 97.5 |
| September | 79.1 |
| October | 50.6 |
| November | 32.1 |
| December | 20.8 |
Source: PVGIS v5.2 (European Commission JRC), SARAH3 database, 1 kWp, 14% system loss, 35 degree pitch, due south, checked September 2026.
Against Great Britain as a whole: Cumberland makes 873 kWh per kWp a year, and the mean of our 85 county PVGIS estimates (our GB average) is 925, so Cumberland is 6% below it.
How Cumberland compares
Cumberland ranks 56th of the 85 counties we track for solar yield. Self use does the heavy lifting here: of the £800 year one benefit on a typical 12 panel system, £247 comes from replacing 26.32p imports with your own generation, which is why battery sizing matters more than panel count.
These are county-level starting numbers. A town page gives the figure for its own centroid, and your design call replaces both with your roof, its shading and your bills.
The charger is in the installed price but left out of payback: charging savings depend on your mileage and tariff, which the design call models properly.
Your real roof and usage, worked through on a free 30-minute video call. Use the full form or leave three details below.
Price this for your roof
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Generation from PVGIS v5.2 (European Commission JRC, SARAH3), retrieved August 2026 for a representative point in Cumberland (54.726, -3.0309), assuming 1 kWp, 14% system loss, 35 degree pitch, due south. Import valued at 26.32p/kWh (Ofgem price cap average, Oct to Dec 2026); off-peak charging at 8.5p/kWh where used (a supplier's published off-peak rate, checked September 2026); export at the scenario you pick, from the dated tariff table. Prices are installed pricing, August 2026, standard installations; 530W LONGi panels at £1,000 per kWp. Estimates for illustration, not a quote: your free design call prices your actual roof.
The network operator for Cumberland
On NESO's licence-area map, the middle of Cumberland falls in North West England, which Electricity North West operates, and so do all the towns we cover in the county.
For a typical home the paperwork is light: a system of up to 3.68kW per phase goes through G98, which means Electricity North West is notified within 28 days of switch-on rather than asked beforehand.
Above that, G99 means applying before the work is booked. Ofgem's guaranteed standard for a low voltage generation connection quotation is 45 working days, with £80 paid for each working day late, and it binds Electricity North West as it does every network operator.
Sources: NESO DNO licence areas (3 May 2024); Ofgem, Distributed Generation Standards Direction guidance, checked 27 September 2026. G98 vs G99, explained.

Adding a heat pump or an EV charger in Cumberland
A heat pump in Cumberland
Heating demand peaks when solar is weakest. In Cumberland, a 12-panel system makes about 130 kWh in December and 150 kWh in January, a fraction of its 780 kWh in May, which is why a heat pump here is costed on its tariff first.
Grant support in England comes from the Boiler Upgrade Scheme: £7,500 for an air source or ground source heat pump, £2,500 for air-to-air, and an extra £1,500 until March 2027 where the home is heated by oil or LPG off the gas grid (gov.uk, checked 28 September 2026).
Charging an EV in Cumberland
Cumberland's May output, about 780 kWh from 12 panels, is several times the 70 kWh or so a typical home uses in daylight that month on our calculator's settings. Daytime charging turns that surplus into miles.
The calculator above includes a 7.4kW smart charger from £1,100 installed. Renters and flat owners with off-street parking can claim 75% of a chargepoint's cost, up to £500 per socket, until 31 March 2027 (gov.uk, checked 28 September 2026).
What the named kit costs, installed
Every system is designed around your roof on the free call before anything is fitted.
Common questions about solar in Cumberland
How much energy would 12 solar panels make in Cumberland?
Cumberland averages 2.39 peak sun hours a day, which PVGIS turns into 873 kWh per kWp a year. On a 12-panel, 6.36 kWp roof that is about 5,550 kWh, 72% of it between April and September.
Is solar more expensive in Cumberland?
Prices on this site are the same everywhere: £1,000 per kWp installed, which puts a 12-panel system at £6,360 in Cumberland, and a Duracell Dura16 installed with solar at £4,450 on top. The local part is generation, about 5,550 kWh a year here, which is what drives payback.
Who is the network operator in Cumberland, and do I need a G99 application?
The operator is Electricity North West. Most home systems use the G98 route, a notification within 28 days of switch-on for up to 3.68kW per phase, so nothing waits on the network. Above that, G99 applies and has to be granted first. Ofgem's guaranteed standard for a low voltage generation connection quotation is 45 working days, with £80 paid for each working day late, and it binds Electricity North West as it does every network operator. Your design call checks which route yours needs.
What could I earn from exporting in Cumberland?
On the 12p export scenario, a 12-panel system in Cumberland sends about 4,616 kWh a year to the grid, worth around £554. The export rates table compares what each supplier pays.
How does solar perform in Cumberland in the winter months?
December is the weakest month in Cumberland: about 130 kWh from 12 panels, against 780 kWh in May. The panels still generate on bright winter days; they just cover a smaller share of what the house uses.
Towns we cover in Cumberland
6 Cumberland towns have their own page, each with PVGIS figures, a network operator and a monthly curve for its own location.
Nearby in England
See a number before you speak to anyone
Answer a few questions about your roof and usage and see an instant solar and battery estimate. No email needed to see the result.
Reading for Cumberland homeowners
The same guidance we would talk through on your call, written down and sourced.
Solar panel types, and the four numbers that actually matter
TOPCon, HJT and back contact decoded, plus the four numbers worth comparing.
Read the guide →Which battery size band does your home fall into?
Where UK homes actually land, why oversizing costs you, and what shifts the band.
Read the guide →Three phase and EV charging: what actually changes
Three phase buys 22kW charging. Most cars cannot use it, and load balancing usually solves the real problem.
Read the guide →Do you need to replace your radiators for a heat pump?
Some change, most do not. The room by room arithmetic that decides which.
Read the guide →Choosing a tariff when you have solar, a battery and an EV
Solar, battery and EV want different tariffs. How to work out which one to protect.
Read the guide →What MCS certification actually is, and why your export payments depend on it
The badge that decides whether your solar earns export payments. It cannot be added later.
Read the guide →Get my free quote
Takes about two minutes. We call or text within one working day to book your free 30-minute video design call at a time that suits you. We design it around your roof and your numbers, and our MCS-certified, fully insured installation teams install it.