Does Surprise Bay need sun protection in winter?

Not every day. Midwinter middays in Surprise Bay often sit below UV 3, but clear late-winter days (from August in much of Tasmania) cross the threshold before the weather feels like spring. Check the live index.

Does the water make UV worse in Surprise Bay?

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.

UV index in Surprise Bay today

Q: When does Surprise Bay need sun protection?

Whenever the UV index is 3 or above. In Surprise Bay that is typically from October through March, and any spring or autumn day UV reaches 3. SunSmart and ARPANSA use the same rule Australia-wide.

Island Surprise Bay (TAS) sits at 40.1°S. Open water lifts the UV dose on top of a sky reading that commonly hits 8–11 (very high to extreme) in January. This is cool-temperate Australia: summer UV still climbs into the very high and extreme bands, and spring arrives earlier than the air temperature admits.

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

Today and tomorrow in Surprise Bay

Peak UV, temperature and conditions for Surprise Bay. 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 island day in Surprise Bay can still sit at protection levels. Why you burn on cloudy days.

When Surprise Bay needs sun protection

Sun protection is needed in Surprise Bay typically from October through March, and any spring or autumn day UV reaches 3. With water on more than one side, reflection is the default, not a beach-only problem.

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

Local support in Tasmania

Cancer Council Tasmania: Tasmanian sun-safety education and community support.

Frequently asked questions

When does Surprise Bay need sun protection?: Whenever the UV index is 3 or above. In Surprise Bay that is typically from October through March, and any spring or autumn day UV reaches 3. SunSmart and ARPANSA use the same rule Australia-wide.
Does Surprise Bay need sun protection in winter?: Not every day. Midwinter middays in Surprise Bay often sit below UV 3, but clear late-winter days (from August in much of Tasmania) cross the threshold before the weather feels like spring. Check the live index.
Does the water make UV worse in Surprise Bay?: 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.