Sentence examples for cloudy days from inspiring English sources

On cloudy days Germany relies ever more on brown coal.

On cloudy days you need a raincoat up there.

On cloudy days; even after the sun went down.

But what happens at night and on cloudy days?

On cloudy days, the buildings will draw energy from the grid.

Some species may become active on dark, cloudy days, and a few are somewhat diurnal.

Although grylloblattids are essentially nocturnal, they are sometimes active on cloudy days or in winter.

The capital, Guiyang, has more than 260 rainy and cloudy days in an average year.

Yet even on cloudy days they still produce plenty of electricity.

How can you run an economy when the power dies on calm or cloudy days?

Those credits mostly offset his purchases from the electric company during cloudy days and at night.