Solar Panel Efficiency On Rainy Days

Anyone who has gotten sunburned on a cloudy day knows that solar radiation penetrates clouds.

Solar panel efficiency on rainy days.

When you look at the usability of a solar panel on a cloudy or rainy day the more important factor is to know if the solar panels will produce sufficient power to run you house. That s why you want to know if solar panels will work in adverse weather conditions such as cloudy days rainy days or snowy days. One minute the sun is shining the next there is a full on downpour. This claim is false.

But depending on the cloud cover and the quality of the solar panels efficiency can drop to anywhere from 10 to 25 percent of the energy output seen on a sunny day. Factors that affect solar panel efficiency. There is plenty of sunshine and taxpayers can claim a generous tax credit of 25 off the costs of a solar pv system. Some critics of solar power say that solar panels don t produce electricity on cloudy days.

For that same reason solar panels can still produce electricity on cloudy days. However south carolina summers are known to be unpredictable when it comes to weather. If you live in south carolina you already know that the palmetto state is a great place for solar power. The highest efficiency solar panels on the market today can reach almost 23 percent efficiency.

This is an important question to ask as these weather conditions can affect your pv module energy production and as a result dampen the return on investment for your solar panels. Solar panels have been consistently increasing in efficiency at about 5 annually since 2010. Your solar panels performance and efficiency matters.