cloud cover

noun

1. a covering of clouds over all or part of the sky.
2. the fraction of sky covered by clouds.

Word History and Origins

Origin of cloud cover¹

First recorded in 1940–45

Example Sentences

In the lower elevations, firefighting conditions are expected to be more favorable because of the cooler temperatures, higher humidity levels and cloud cover.

From Los Angeles Times

Many parts of the region are expected to see a double-digit drop in temperatures, extensive cloud cover and a chance for light rain over the next few days, according to the National Weather Service.

From Los Angeles Times

Some cloud cover Saturday will help keep temperatures down, Dumas said, but overcast conditions at night will prevent the region from cooling off.

From Los Angeles Times

On Jupiter, the hotter parts of the atmosphere correspond to thin clouds and the colder parts represent thick cloud cover, blocking more of the heat emanating from Jupiter's super-heated core.

From Science Daily

Army Air Force experts forecast that good weather would continue, Britain’s Meteorological Office predicted high winds that could swamp landing craft and thick cloud cover that would hamper air operations.

From Seattle Times