⚡Do solar panels work on cloudy days? While direct overhead sunshine leads to the most solar power - it might surprise you to learn that solar panels work on cloudy days too. What's more, Autumn and Winter offers the quickest installation times - meaning you could lower your bills and benefit from the winter sun this year. “Our installation took place in the winter, and from the very first month our solar panels and battery have covered most of what we are using at home.” Steve, Dorset Intereste