Does Kawau Island need sun protection in winter?

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

Does the water make UV worse in Kawau Island?

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 Kawau Island today

At 36.4°S, Kawau Island is surrounded by reflective water. Typical summer peaks of 9–11 (very high to extreme) plus sea glare make this a full-cover, full-sunscreen place. This is warm-temperate New Zealand: a long protection season from early spring through autumn, with clear winter days that can still burn.

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

Today and tomorrow in Kawau Island

Peak UV, temperature and conditions for Kawau Island. 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 Kawau Island can still sit at protection levels. Why you burn on cloudy days.

When Kawau Island needs sun protection

Sun protection is needed in Kawau Island typically from September through April, and any other 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

Frequently asked questions

When does Kawau Island need sun protection?: Whenever the UV index is 3 or above. In Kawau Island that is typically from September through April, and any other day UV reaches 3. SunSmart NZ and NIWA use the same UV Index scale as Australia.
Does Kawau Island need sun protection in winter?: Not every day. Midwinter middays in Kawau Island often sit below UV 3, but clear late-winter days (from August in much of Auckland) cross the threshold before the weather feels like spring. Check the live index.
Does the water make UV worse in Kawau Island?: 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.