SESK: Stuff Everyone Should Know · sesk.info/sunburn-on-cloudy-days
Can you get a sunburn on a cloudy, cool day?
Yes. UV rays get through clouds.
The Just Right card
Too littleSkip sunscreen because it's gray out
Too muchStay indoors every cloudy day
Just rightProtect your skin on cloudy days too
Huh, didn't know that: UV rays also bounce off water, cement, sand and snow.
What do clouds do when they itch? Find the nearest skyscraper.
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References
Answer: Yes, UV rays get through clouds. The CDC says the sun's UV rays reach you on cloudy and cool days. Feeling cool doesn't mean you're safe from a burn.
- CDC: Sun Safety www.cdc.gov/skin-cancer/sun-safety/index.html
The sun's UV rays can reach you on cloudy and cool days
Checked 2026-10-09.
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