AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/ski-eyes-cloudy-days

Do you need goggles or sunglasses on a cloudy day in the mountains?

Start playing free

  1. Yes, UV still comes through the clouds
  2. No, clouds block all UV
  3. Only if the temperature is above freezing

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Skier Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. CU Anschutz Ophthalmology: Winter Weather Brings Risks of Snow Blindness news.cuanschutz.edu/ophthalmology/snow-blindness-risk Checked 2026-10-10.
  2. CU Anschutz: Snow blindness risk news.cuanschutz.edu/ophthalmology/snow-blindness-risk Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Outdoors & CampingHow often should you reapply sunscreen on the slopes?Outdoors & CampingLow light goggle lenses that help in flat light usually have what tint?Outdoors & CampingWhat is snow blindness, really?

That's stuff everyone should know.