Dunbartonshire
Solar panels in Cumbernauld, sized to your roof.
About 5,260 kWh a year from 12 panels in Cumbernauld, £6,360 installed, with your system designed on a free 30-minute video call.
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- Free 30-minute video design call
- Priced before anyone visits
- Installed by our MCS-certified, fully insured teams
What a roof in Cumbernauld can generate
PVGIS puts Cumbernauld at 827 kWh per kWp a year, 1% above our Dunbartonshire county estimate. 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 | 22.3 |
| February | 41 |
| March | 68.1 |
| April | 101 |
| May | 117 |
| June | 107 |
| July | 105 |
| August | 92.7 |
| September | 72.6 |
| October | 50.5 |
| November | 32.5 |
| December | 18.7 |
Source: PVGIS v5.2 (European Commission JRC), SARAH3 database, 1 kWp, 14% system loss, 35 degree pitch, due south, checked September 2026.
For scale: 827 kWh per kWp in Cumbernauld against 925, our GB average (the mean of our 85 county PVGIS estimates), which puts Cumbernauld 11% below it.
How Cumbernauld compares
Among the places we publish figures for, Cumbernauld is one of 7 Dunbartonshire towns we track, and it ranks 7th of 7 for solar yield. It is a medium town in the House of Commons Library classification, with 50,979 residents, and its roofs see 2.27 peak sun hours a day across the year. That drives the standard 12 panel model to 5,260 kWh of generation, of which around 4,323 kWh is exported at 12p for £519 a year, with £247 saved on electricity you would otherwise buy at 26.32p.
Treat these as calibration rather than a quote. The calculator below runs the same model, opened on Cumbernauld's own yield, and prices a 12 panel system at £6,360 installed before any battery. Your free design call reworks every number for your actual roof, its shading and your usage.
Cumbernauld sits within North Lanarkshire, its local planning authority, and the House of Commons Library classes it as a medium 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 Cumbernauld at 55.94503, -3.99391 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 Cumbernauld network
Cumbernauld is served by SP Energy Networks: the town's centre falls inside its South and Central Scotland licence area on NESO's boundary map.
Most home systems stay within 3.68kW per phase of inverter output, which puts them on G98, a notification to SP Energy Networks within 28 days of switch-on. Panel count does not decide it; the inverter and any battery do.
A bigger inverter or battery output needs a G99 application in advance. 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.
Heat pumps and EV charging in Cumbernauld
A heat pump in Cumbernauld
Solar and a heat pump pull in opposite directions through the year: Cumbernauld's roofs make 730 kWh from November to February on a 12-panel system, and 2,680 kWh from May to August. The heating season leans on the grid, so off-peak rates do the heavy lifting.
Scottish homes apply through Home Energy Scotland rather than the Boiler Upgrade Scheme: up to £7,500 in grant for a heat pump, up to £7,500 more as an optional interest-free loan, and a £1,500 uplift for rural and island homes (checked 28 September 2026).
Charging an EV in Cumbernauld
A 12-panel roof in Cumbernauld makes about 740 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.
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.
Solar panel servicing and repair in Cumbernauld
Guidance is nationwide, so the benchmarks hold in Cumbernauld: repair costs, service scope, and when the inverter is the real fault.
Solar in Cumbernauld: your questions answered
What could a roof in Cumbernauld generate?
PVGIS puts a roof in Cumbernauld at 827 kWh per kWp a year, 2.27 peak sun hours a day averaged across the seasons. A 12-panel, 6.36 kWp system makes about 5,260 kWh a year, most of it between April and September.
What would 12 solar panels cost in Cumbernauld?
£6,360 for 12 panels (6.36 kWp), the same as in every other place we cover, because solar is priced at £1,000 per kWp installed rather than by area. A battery adds its own installed price on top. Where Cumbernauld differs is output: about 5,260 kWh a year from that system.
Do I need permission from the DNO for solar in Cumbernauld?
Usually not in advance. SP Energy Networks, the network operator for Cumbernauld, 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 would export pay on a system in Cumbernauld?
It is exported. With typical use and no battery, about 4,323 kWh of the 5,260 kWh a 12-panel system makes in Cumbernauld goes to the grid, around £519 a year at 12p. A battery keeps more of it for the evening; the export rates table shows what suppliers pay.
Do solar panels work in winter in Cumbernauld?
Yes, at a lower level. PVGIS gives Cumbernauld 18.7 kWh per kWp in December and 22.3 in January, so a 12-panel system makes about 120 kWh and 140 kWh in those months, against 740 kWh in May. Winter output mostly covers daytime use rather than exporting.
How Cumbernauld compares with its neighbours
How the towns nearest Cumbernauld compare on the same PVGIS settings, closest first.
| Town | kWh per kWp a year | vs Cumbernauld |
|---|---|---|
| Cumbernauld | 827 | this town |
| Kilsyth | 834 | +7 kWh |
| Airdrie | 839 | +12 kWh |
| Bonnybridge | 862 | +35 kWh |
| Coatbridge | 849 | +22 kWh |
| Kirkintilloch | 855 | +28 kWh |
| Denny | 856 | +29 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 Cumbernauld: Solar panels in Cumbernauld 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 Cumbernauld homeowners
Sourced, dated and written by us. The same ground we cover on your free call.
How long does a solar inverter last, and when does replacing it make sense?
The one component you should expect to replace, and the decision tree when it goes.
Read the guide →GivEnergy in administration: what owners should do now
The sourced timeline, the warranty position, and the owner's checklist for this month.
Read the guide →Smart charge point regulations, explained
Why your charger arrives pre-set to charge overnight, and why it waits before it starts.
Read the guide →Which homes suit a heat pump, and which need work first
The trial data says no property type is unsuitable. Design quality decides the outcome.
Read the guide →The price cap explained, and what it does to solar payback
The cap limits unit rates, not bills. That changes what solar payback means.
Read the guide →NAPIT, NICEIC and competent person schemes: who tells building control about your solar
Solar work is notifiable. A competent person scheme means your installation team notifies, not you.
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.