UV index in Millars Well today
Millars Well (WA) is a coastal suburb at 20.7°S. Clear-sky summer peaks are typically 11–13 (extreme), and the same UV that burns on the sand is still there on a cool, windy arvo. This is tropical Australia: the UV index is extreme on most days and does not take a winter off.
Live reading · data by Open-Meteo · reference monitoring by ARPANSA
Today and tomorrow in Millars Well
Peak UV, temperature and conditions for Millars Well. 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 Millars Well can still sit at protection levels. Why you burn on cloudy days.
When Millars Well needs sun protection
Sun protection is needed in Millars Well every day of the year. 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
Local support in Western Australia
Cancer Council WA: West Australian sun-safety campaigns and SunSmart schools.
Frequently asked questions
- When does Millars Well need sun protection?
- Whenever the UV index is 3 or above. In Millars Well that is every day of the year. SunSmart and ARPANSA use the same rule Australia-wide.
- Does Millars Well need sun protection in winter?
- Usually yes. At 20.7°S, winter middays in Millars Well still commonly reach UV 3 or higher, the SunSmart threshold for Slip, Slop, Slap, Seek, Slide. Check today's live reading on this page before a long lunch outside.
- Does the beach make UV worse in Millars Well?
- 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.