UV index in Gerrow'S Beach today

Gerrow'S Beach sits on the Ontario coast at 44.1°N, where sand and water bounce extra UV onto uncovered skin. Sea breeze cools the air, not the ultraviolet: summer middays here typically reach 8–10 (very high). This is cool-temperate Canada: summer UV still climbs into the very high band, and spring arrives before the weather feels hot.

Live reading · data by Open-Meteo · reference monitoring by ARPANSA

Today and tomorrow in Gerrow'S Beach

Peak UV, temperature and conditions for Gerrow'S Beach. Tomorrow’s peak is the number to plan around if you’re heading out in the middle of the day.

Weather conditions right now

Cloud and rain cut heat more than they cut UV. A partly cloudy beach day in Gerrow'S Beach can still sit at protection levels. Why you burn on cloudy days.

When Gerrow'S Beach needs sun protection

Sun protection is needed in Gerrow'S Beach typically from May through September, and any clear spring or fall day UV reaches 3. On the water or the sand, reflection can lift your dose even when the forecast UV already looks high.

The threshold, per SunSmart and ARPANSA: whenever UV reaches 3 or above, Slip on covering clothing, Slop on SPF 50+ sunscreen, Slap on a hat, Seek shade and Slide on sunglasses. Read the full sun safety guide.

The UV scale at a glance

  • 0–2Low
  • 3–5Moderate
  • 6–7High
  • 8–10Very high
  • 11+Extreme

Frequently asked questions

When does Gerrow'S Beach need sun protection?
Whenever the UV index is 3 or above. In Gerrow'S Beach that is typically from May through September, and any clear spring or fall day UV reaches 3. Health authorities use the same UV Index threshold worldwide.
Does Gerrow'S Beach need sun protection in winter?
Not every day. Midwinter middays in Gerrow'S Beach often sit below UV 3, but clear late-winter and early-spring days cross the threshold before summer fully arrives. Check the live index.
Does the water make UV worse in Gerrow'S Beach?
It can. Sand and water reflect ultraviolet, so skin that is not covered (including under the chin and on the tops of feet) picks up extra dose on top of the direct sun. The live UV index on this page is the sky reading; reflection is on top of that.

Live UV nearby