Australia and New Zealand recommend direct sun exposure in the article. They are telling us, it turns out.
That's before 9am or after 6pm around this week https://uv.willyweather.com.au/nsw/sydney/sydney.html
Australia and New Zealand have the highest melanoma rates in the world. We thus have a paranoia of "taking care not to burn", during office hours when UV is most intense.
And some explanation behind UV reporting: https://www.niwa.co.nz/our-services/online-services/uv-and-o...
It seems to vary over Australia but I'm not sure how far from the normal values this is
Does the Antarctic Ozone Hole ever come over Australia?
No. The ozone hole has only ever been observed to be well south of the Australian mainland and Tasmania. In fact, during springtime, when the hole is in existence, ozone levels over southern Australian cities are at their highest.
You can also check the Wikipedia page on the ozone hole, where the image showing the largest extent of the hole (2006) doesn't cover Australia