Kent
Solar panels in Whitstable, designed on a free call.
A 12-panel roof in Whitstable makes about 6,950 kWh a year and costs £6,360 installed; a free 30-minute video call sizes it to yours.
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Sunlight in Whitstable, in numbers
From 39.2 kWh per kWp in December to 134.4 in July: a roof in Whitstable makes 3.4 times as much in its best month as in its darkest, and 1,092 kWh per kWp across the year.
Generation per kWp, month by month
Show the monthly figures
| Month | kWh/kWp |
|---|---|
| January | 40.2 |
| February | 55 |
| March | 92.5 |
| April | 126 |
| May | 131 |
| June | 131 |
| July | 134 |
| August | 119 |
| September | 104 |
| October | 71.6 |
| November | 49.4 |
| December | 39.2 |
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 1,092, Whitstable is 18% above it.
How Whitstable compares
Among the places we publish figures for, Whitstable is one of 44 Kent towns we track, and it ranks 16th of 44 for solar yield. It is a medium town in the House of Commons Library classification, with 31,937 residents, and its roofs see 2.99 peak sun hours a day across the year. That drives the standard 12 panel model to 6,945 kWh of generation, of which around 6,008 kWh is exported at 12p for £721 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 Whitstable'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.
Planning applications here go through Canterbury; nationally, the House of Commons Library classes Whitstable 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.
Generation is modelled from PVGIS satellite data for Whitstable's own coordinates (51.35322, 1.03898), using the same 26.32p/kWh import value and £1,000 per kWp installed pricing as every Clearline estimate; the methodology is on our help page.
The network operator for Whitstable
UK Power Networks owns and runs the local electricity network in Whitstable, as part of its South East England licence area.
What decides the paperwork is the inverter and battery output, not the number of panels. Up to 3.68kW per phase, a system follows G98: UK Power Networks is notified within 28 days of commissioning and nothing has to be approved first.
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 UK Power 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 Whitstable
A heat pump in Whitstable
Heating demand peaks when solar is weakest. In Whitstable, a 12-panel system makes about 250 kWh in December and 260 kWh in January, a fraction of its 850 kWh in July, which is why a heat pump here is costed on its tariff first.
The Boiler Upgrade Scheme, open in England and Wales, takes £7,500 off an air source or ground source heat pump, or £2,500 off an air-to-air unit. Homes on oil or LPG with no mains gas get £1,500 more until March 2027 (gov.uk, checked 28 September 2026).
Charging an EV in Whitstable
Whitstable's July output, about 850 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.
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.
Installed prices, the same in every town
Every system is designed around your roof on the free call before anything is fitted.
Solar panel servicing and repair in Whitstable
If a system in Whitstable is underperforming, start with the guides below: repair benchmarks, service scope, and the inverter question.
Whitstable solar questions
How much energy would 12 solar panels make in Whitstable?
Whitstable averages 2.99 peak sun hours a day, which PVGIS turns into 1,092 kWh per kWp a year. On a 12-panel, 6.36 kWp roof that is about 6,950 kWh, 68% of it between April and September.
Is solar more expensive in Whitstable?
Prices on this site are the same everywhere: £1,000 per kWp installed, which puts a 12-panel system at £6,360 in Whitstable, and a Duracell Dura16 installed with solar at £4,450 on top. The local part is generation, about 6,950 kWh a year here, which is what drives payback.
Who is the network operator in Whitstable, and do I need a G99 application?
The operator is UK Power Networks. 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 UK Power Networks as it does every network operator. Your design call checks which route yours needs.
What could I earn from exporting in Whitstable?
On the 12p export scenario, a 12-panel system in Whitstable sends about 6,008 kWh a year to the grid, worth around £721. The export rates table compares what each supplier pays.
How does solar perform in Whitstable in the winter months?
December is the weakest month in Whitstable: about 250 kWh from 12 panels, against 850 kWh in July. The panels still generate on bright winter days; they just cover a smaller share of what the house uses.
How Whitstable compares with its neighbours
How the towns nearest Whitstable compare on the same PVGIS settings, closest first.
| Town | kWh per kWp a year | vs Whitstable |
|---|---|---|
| Whitstable | 1,092 | this town |
| Greenhill | 1,111 | +19 kWh |
| Herne Bay | 1,111 | +19 kWh |
| Canterbury | 1,094 | +2 kWh |
| Faversham | 1,082 | −10 kWh |
| Minster | 1,101 | +9 kWh |
| Sittingbourne | 1,073 | −19 kWh |
Each row is a PVGIS v5.2 run at that town's centre with the same settings. Treat gaps of a few kWh as noise and gaps over about 30 kWh per kWp as real differences in sunshine.
Also for Whitstable: Solar panels in Whitstable from OVO Solar & Battery
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Reading for Whitstable homeowners
Sourced, dated and written by us. The same ground we cover on your free call.
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Read the guide →Are heat pumps worth it? The real 2026 numbers
Electricity costs 3.3x gas per kWh. A heat pump is about 3x as efficient. The numbers nearly cancel out.
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.