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Do solar panels need direct sunlight?

Increasing demand for renewable energy has led to a growing interest in solar panels as a way to reduce carbon footprints and energy bills. However, one of the most common questions we encounter at Orange Solar Systems is: “Do solar panels need direct sunlight to work?” If you’re a homeowner, business owner, or simply researching solar panels, it can help to understand how solar panels work in different levels of sunlight.

Do solar panels need direct sunlight?

The short answer is, no, solar panels do not require direct sunlight to generate electricity as solar cells can generate electricity from photons (light) no matter if there is cloud cover. While solar panels perform better from direct sunlight, solar panels can still produce power on cloudy days or in shaded areas. Let’s break down how this works.

  • Cloudy days: Even on cloudy days, when the sun is obscured behind clouds, solar panel cells will still capture sunlight.
  • Shade: Solar panels can still generate power under partial shadow, but the solar panel output will be decreased. The impact of shade varies depending on the type of solar panel used and the design of the system
  • Ambient Light: Electricity is generated when solar cells absorb photons, which means it can produce electricity no matter how sunny it is.

Positioning of solar panels

To make the most out of the sunshine we get in the UK, it’s important to consider the best positioning for optimum energy production.

South-facing solar panels are the most effective positioning for solar panels as they will get the most direct sunlight throughout the day. If you don’t have a south-facing roof, don’t panic! There are lots of options available that we can discuss with you. East-facing or west-facing solar panels are also a good option.

Do solar panels work in winter?

Yes! Solar panels generate electricity from daylight, so there are still plenty of sunny hours during the winter months! Although the sun might not be at its highest or strongest during winter, solar panels still capture what sunlight is available throughout the colder months.

Why you should invest in solar panels 

So now that we’ve helped answer the question of do solar panels need direct sunlight to work, let’s investigate some more reasons why investing in solar panels is a good move:

Energy Savings: Even with reduced efficiency on cloudy days, solar panels can significantly reduce electricity bills, especially when paired with battery storage.

Energy independence: Being able to generate your own electricity and store it using solar battery storage, you are less dependent on the electricity grid, so will be covered in the event of power cuts.

Environmental Impact: Solar energy is a clean, renewable resource that reduces greenhouse gas emissions and reliance on fossil fuels.

Property Value: Installing solar panels can increase the value of your property, making it more attractive to potential buyers!

Long-Term Durability: Solar panels are designed to withstand various weather conditions, from rain to snow to wind. Most systems come with warranties lasting 25 years or more, ensuring a reliable long-term energy solution.

Conclusion: Harness the power of the sun with Orange Solar Systems 

So, to conclude, even though solar panels function better in direct sunlight, a solar panel system will still generate electricity for your business or home without the need for direct sun.

At Orange Solar Systems, we’re passionate about helping homeowners and businesses in the south of the UK make the switch to solar energy. No matter what questions you have, whether it’s about how solar panels will perform in cloudy weather or the financial benefits, our team is here to help. Locally owned and family operated, we provide a personalised, hands-on service for your energy needs.

Don’t let misconceptions hold you back from embracing solar power. Install solar panels and a solar battery system and you’ll be on your way to a more sustainable future. For a free consultation and site visit, contact Orange Solar Systems today and find out how you can harness the energy of the sun, no matter the weather.