It’s not your imagination: The sky is yellow A cloud of pollen settled over Boston on Monday, meteorologists said, turning the sky an eerie color. A thick layer of pollen blankets Boston on Monday.

Why is the sky green or yellow during a storm? The visible light spectrum is “the segment of the electromagnetic spectrum that the human eye can view,” according to NASA.

It's Not Just You: The Sky Is Yellow and the World Is Burning—Here's Why. Blame it on climate change. By Jackie Appel Published: Jun 07, 2023 12:34 PM EDT. Eduardo Munoz Alvarez.