Sunshine duration

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Notion

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Science and technology

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What Wikipedia says

Sunshine duration or sunshine hours is a climatological indicator, measuring duration of sunshine in given period (usually, a day or a year) for a given location on Earth, typically expressed as an averaged value over several years.

Excerpt from the Wikipedia article “Sunshine duration”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Original: Helmut Erich Landsberg Derivative work: Carnby, Public domain, via Wikimedia Commons.