Lancashire
Solar panels in Widnes, sized to your roof.
A 12-panel roof in Widnes makes about 5,970 kWh a year and costs £6,360 installed; a free 30-minute video call sizes it to yours.
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What a roof in Widnes can generate
PVGIS puts Widnes at 938 kWh per kWp a year, 8% above our Lancashire county estimate. 69% of it arrives between April and September, peaking in May.
Generation per kWp, month by month
Show the monthly figures
| Month | kWh/kWp |
|---|---|
| January | 30 |
| February | 49.9 |
| March | 82.7 |
| April | 109 |
| May | 122 |
| June | 115 |
| July | 115 |
| August | 104 |
| September | 85.5 |
| October | 57.6 |
| November | 38.4 |
| December | 28.8 |
Source: PVGIS v5.2 (European Commission JRC), SARAH3 database, 1 kWp, 14% system loss, 35 degree pitch, due south, checked September 2026.
Our GB average is 925 kWh per kWp a year, the mean of the 85 county PVGIS estimates we publish; at 938, Widnes is 1% above it.
How Widnes compares
Widnes is one of 109 Lancashire towns we track, and it ranks 29th of 109 for solar yield. The House of Commons Library settlement data classes it as a large town of 61,042 people. At 938 kWh per kWp a year, a typical 12 panel system here pays for itself in around 7.5 years on the 12p scenario: £850 of year one benefit against £6,360 installed, £247 of that benefit from cutting 26.32p imports with your own generation.
These are starting numbers, not a quote. The calculator below opens on Widnes' own PVGIS figure; change the panels, the battery or the export rate and it reruns. The design call replaces every assumption with your roof and your bills.
Widnes sits within Halton, its local planning authority, and the House of Commons Library classes it as a large town.
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
Three details. We call or text within one working day to book your free 30-minute design call, on video or by phone if you prefer.
Modelled for Widnes at 53.37094, -2.73141 on PVGIS data, with imports valued at 26.32p/kWh and solar at £1,000 per kWp installed. Sources and assumptions: help page.
Connecting solar to the Widnes network
The distribution network operator (DNO) for Widnes is SP Energy Networks, which runs the North Wales, Merseyside and Cheshire licence area.
G98 is the simple route. If the inverter, plus any battery, stays at or under 3.68kW per phase, SP Energy Networks only has to be told within 28 days after the system is commissioned.
Anything bigger is a G99 case and is applied for 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 SP Energy Networks 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 Widnes
A heat pump in Widnes
Solar and a heat pump pull in opposite directions through the year: Widnes' roofs make 940 kWh from November to February on a 12-panel system, and 2,900 kWh from May to August. The heating season leans on the grid, so off-peak rates do the heavy lifting.
In England, the Boiler Upgrade Scheme pays £7,500 towards an air source or ground source heat pump and £2,500 towards an air-to-air one, with £1,500 more until March 2027 for homes heated by oil or LPG with no mains gas (gov.uk, checked 28 September 2026).
Charging an EV in Widnes
A 12-panel roof in Widnes makes about 780 kWh in May. A typical home uses around 70 kWh of that in daylight (the calculator's typical-use settings), which leaves most of the month's output for an EV or for export.
Renters and flat owners with private off-street parking can get 75% off a chargepoint and its installation, up to £500 per socket, until 31 March 2027 (gov.uk, checked 28 September 2026). The calculator above adds a 7.4kW smart charger from £1,100 installed.
The packages, priced before anyone visits
Every system is designed around your roof on the free call before anything is fitted.
Solar panel servicing and repair in Widnes
Guidance is nationwide, so the benchmarks hold in Widnes: repair costs, service scope, and when the inverter is the real fault.
Widnes solar questions
What could a roof in Widnes generate?
PVGIS puts a roof in Widnes at 938 kWh per kWp a year, 2.57 peak sun hours a day averaged across the seasons. A 12-panel, 6.36 kWp system makes about 5,970 kWh a year, most of it between April and September.
How much are solar panels in Widnes?
The price does not move by postcode. At £1,000 per kWp installed, 12 panels (6.36 kWp) come to £6,360 in Widnes before a battery. What Widnes changes is the return, about 5,970 kWh a year from that system, and your design call prices your actual roof.
Do I need permission from the DNO for solar in Widnes?
Usually not in advance. SP Energy Networks, the network operator for Widnes, only needs a G98 notification within 28 days of commissioning for systems up to 3.68kW per phase. Bigger inverter or battery outputs need G99 approval 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 SP Energy Networks as it does every network operator. "See our DNO explainer.
How much can I earn from exporting solar in Widnes?
With typical use and no battery, a 12-panel system in Widnes exports about 5,029 kWh a year. At 12p per kWh that is roughly £603; a supplier paying more, or a battery that keeps more for the evening, changes the figure. See the export rates table.
Do solar panels work in winter in Widnes?
Yes, at a lower level. PVGIS gives Widnes 28.8 kWh per kWp in December and 30 in January, so a 12-panel system makes about 180 kWh and 190 kWh in those months, against 780 kWh in May. Winter output mostly covers daytime use rather than exporting.
How Widnes compares with its neighbours
How the towns nearest Widnes compare on the same PVGIS settings, closest first.
| Town | kWh per kWp a year | vs Widnes |
|---|---|---|
| Widnes | 938 | this town |
| Runcorn | 933 | −5 kWh |
| Prescot | 944 | +6 kWh |
| St Helens | 939 | +1 kWh |
| Frodsham | 927 | −11 kWh |
| Huyton with Roby | 951 | +13 kWh |
| Warrington | 936 | −2 kWh |
PVGIS v5.2 for each town centroid, identical assumptions throughout. A few kWh either way is weather-year noise; a spread beyond about 30 kWh per kWp is real geography.
Also for Widnes: Solar panels in Widnes from OVO Solar & Battery
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 Widnes homeowners
Sourced, dated and written by us. The same ground we cover on your free call.
Microinverters, optimisers or a plain string inverter: who needs what
Shade and roof layout decide this. An honest triage of the three approaches.
Read the guide →Inside a home battery: capacity, power and losses
Usable capacity, kW output, round trip losses and chemistry, in plain terms.
Read the guide →What an EV charger installation actually involves
Main fuse, DNO notification, load balancing and the paperwork. What really happens.
Read the guide →How an air source heat pump actually works
It moves heat rather than making it. The cycle, the efficiency numbers and the trade-offs.
Read the guide →What the Smart Export Guarantee actually is
The scheme obliges suppliers to pay above zero, and leaves the rate to them.
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.