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

Although the Met Office cautioned that solar forecasts can change rapidly, and factors such as cloud cover and light pollution will impact visibility.

From BBC

Indeed, the production of this molecule is on such a scale that it has major effects on the world’s climate, thanks to its effect on the cloud cover over the oceans.”

From Salon

This summer, he said, a low-pressure system has been parked over the Pacific Northwest and California, leading to unrelenting cloud cover and cooler temperatures.

From Los Angeles Times

“But dense cloud cover over the mountain forced the helicopter to return without reaching the subject’s location,” according to Inyo Search and Rescue’s Facebook post.

From Los Angeles Times

"When there is heavy cloud cover, they fly above the clouds, and we can't see them. And it's very hard to detect them when it's raining."

From BBC