Does Nattai need sun protection in winter?

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

Does the water make UV worse in Nattai?

It can. The lake surface 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 Nattai today

Q: When does Nattai need sun protection?

Whenever the UV index is 3 or above. In Nattai that is typically from September through April, and any other day UV reaches 3. SunSmart and ARPANSA use the same rule Australia-wide.

Nattai sits on the water in New South Wales at 34.1°S. Lake glare works like a beach: UV from above and off the surface, with summer middays typically 9–12 (very high to extreme). This is warm-temperate Australia: a long protection season from early spring through autumn, with the odd clear winter midday that still burns.

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

Today and tomorrow in Nattai

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

When Nattai needs sun protection

Sun protection is needed in Nattai typically from September through April, and any other day UV reaches 3. Lake glare adds a second dose on top of the sky reading, the same way a beach does.

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 New South Wales

Cancer Council NSW: Sun-safety programs and skin-cancer support across New South Wales.

Frequently asked questions

When does Nattai need sun protection?: Whenever the UV index is 3 or above. In Nattai that is typically from September through April, and any other day UV reaches 3. SunSmart and ARPANSA use the same rule Australia-wide.
Does Nattai need sun protection in winter?: Not every day. Midwinter middays in Nattai often sit below UV 3, but clear late-winter days (from August in much of New South Wales) cross the threshold before the weather feels like spring. Check the live index.
Does the water make UV worse in Nattai?: It can. The lake surface 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.