cloud cover

American  

noun

1. a covering of clouds over all or part of the sky.

2. the fraction of sky covered by clouds.

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Etymology

Origin of cloud cover

First recorded in 1940–45

Example Sentences

Observing Venus from Earth’s surface and space is not that easy as Earth’s atmosphere, cloud cover and sunlight can interrupt the observations.

From Space Scoop

Blue Origin, the space company owned by Jeff Bezos, indefinitely postponed the slated Sunday launch of its New Glenn rocket, citing unfavorable cloud cover at its liftoff site in Florida.

From Barron's

The situation has been aided by a milder than average October, as well as nighttime cloud cover which acts like a blanket to keep the heat in.

From BBC

But officials said the first trials produced very little rainfall because of thin cloud cover.

From Barron's

While last week’s dark cloud cover candle could raise concern, it’s worth noting that bearish candlesticks patterns tend to carry less weight in strong uptrends, making the overall trend still favorable.

From Barron's