If your August electricity bill made you do a double take, it’s not just you and it’s not a billing error: bills have jumped hard across Spain this month. If you own a villa on the Costa Blanca or in the Murcia region, run air conditioning, a pool pump or a heat pump, this is worth five minutes of your time, because solar panels are exactly what takes the sting out of a spike like this one.
1.What actually happened to Spanish electricity prices this August
Industry analysis puts the regulated tariff (PVPC) roughly 20% higher than a year ago, making this one of the priciest Augusts in years. Behind it is the wholesale market: average prices have climbed above 118-124 €/MWh, levels not seen since 2023.
Three things are happening at once:
- Heat. Heatwaves push air-conditioning demand up right during the hours when the market is already tightest.
- More expensive gas. Natural gas still sets much of Spain’s final electricity price, and it has traded above €60/MWh due to geopolitical tension, which feeds straight through to the bill.
- The end of a tax break. VAT on electricity went back up to 21% on 1 June 2026, after a temporary cut to 10% that had been in place since March. That reduction is tied to an automatic mechanism linked to electricity inflation, so it isn’t a fixed, permanent decision.
2.Is the VAT cut coming back?
There has been talk of the government reviewing a fresh reduction to 10%, but as things stand it hasn’t been activated: the mechanism only triggers automatically if electricity inflation crosses a set threshold, and recent figures came in below it. The decree governing this is due for review at the end of September. To be honest with you: this can change at any point, so if a decision of yours hinges on the tax treatment of electricity, check the rule in force at the time you read this rather than relying on what applied a few months ago.
3.How solar panels shield you from all this
This is the part that matters for you. Once you have solar panels, the share of your consumption covered by your own production stops being tied to the wholesale market price. It doesn’t matter whether the pool price is €60 or €120/MWh — the kWh you generate and use yourself isn’t bought at that day’s rate.
For a coastal villa this lines up neatly with your summer usage pattern: air conditioning and the pool pump run mostly during the day, exactly when your system produces most. The more expensive the market gets, the more every kWh you don’t have to buy is worth. A battery takes it a step further by storing part of that daytime production for the evening, when the A/C for sleeping and the pool pump are still pulling from the grid if you have nowhere to store your surplus.
4.Already have panels? Worth checking now
If we’ve already installed your system, this is a good moment to check two things with us: how your surplus compensation is behaving right now (the rate you’re paid for what you export also moves with the market), and whether adding a battery now makes sense to shield the evening hours too. We covered realistic savings ranges by consumption profile in more detail in how much you really save with solar panels on a Costa Blanca villa.
5.Don’t have solar yet? None of this depends on residency
- You don’t need to be a Spanish resident, or live here year-round, to install solar and start benefiting from it — that part of the process is exactly the same whether you’re here every day or a few months a year, and we handle the Spanish paperwork either way. We see the difference locally in villas around San Javier and Los Alcázares
owners with panels have barely felt this August’s spike compared with those without. With the market at these levels, every month without self-consumption is a month paying the full rate of an unusually expensive market. That’s not a promise that any system
pays for itself in weeks
— it means that, right now, the maths behind when your system pays back is working in your favour.
6.FAQ
Will prices keep rising for the rest of the year? We can’t say for certain — it depends on gas prices and tax decisions that can change. What is consistent is that the more expensive electricity gets, the faster you feel the benefit of having panels.
If surplus payments are low, what’s the point of solar? Most of your saving doesn’t come from selling surplus back to the grid — it comes from no longer buying the electricity you use yourself. That part isn’t affected by what you’re paid for what’s left over.
Is the VAT cut coming back soon? Not activated as of now, and it depends on an automatic review mechanism. Check the current rules before making a decision based on this.
Is summer a bad time to install, since you’re busy with the house? It’s actually when panels produce most, so the effect on your bill shows up fast. Installation timelines depend on current demand — we’ll give you a realistic one once we’ve seen your property.
7.Get a free assessment for your villa
General figures only tell you so much — what matters is your bill, your roof and your actual usage. We’ll put together a free, no-obligation assessment showing what this August would have looked like with panels on your roof.
We’re Cúprico electrical & solar services, solar installers based in San Pedro del Pinatar, covering the Murcia region and the Vega Baja. The easiest way to reach us is a written WhatsApp message — handy if your Spanish isn’t fluent yet:
- WhatsApp / phone: 641 47 94 90 · 603 60 66 15
- Email: YWRtaW5pc3RyYWNpb25AY3Vwcmljby5jb20=
- Hours: Mon-Fri 8:00-18:00 (Spain time)