Atmospheric Phenomena

Rainbows and Other Colorful Phenomena

Do rainbows ever appear by moonlight?

Yes, if there are raindrops in the air, and the Moon is full and low on the horizon, the result can be a nighttime rainbow—or “moonbow.” Usually, such a rainbow does not have the vibrant hues of its daytime cousin, appearing in muted or whitish shades. A moonbow is a rare and stunning sight.


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