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Friday, March 29, 2024

Weather Words: ‘Civil Twilight’ | Weather.com

Doi Inthanon National Park, Chiang Mai, Thailand.

(Jackyenjoyphotography via Getty Images)

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As you probably know, twilight is the period of time before sunrise or after sunset when the atmosphere is neither completely dark nor fully illuminated. But did you know there are actually three stages of twilight: civil, nautical and astronomical? Today’s term, civil twilight, is the one out of all three that would make the best title for a country song. (Disagree? Tell me why.)

Civil twilight is easy to remember because it’s the brightest form of twilight, happening just before the sun rises or just after it sets. The term came into use in the early 19th century and was used mostly to refer to the…

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