UV index
Sydney metro. Reapply sunscreen every two hours when UV is 3 or higher — yes, even on cloudy days.
0
Low
UV 0–2 · Low
No protection needed.
UV 3–5 · Moderate
Sunscreen and a hat outdoors for more than 30 min.
UV 6–7 · High
SPF 30+. Sunglasses. Avoid 11am–3pm if you can.
UV 8–10 · Very high
SPF 50+. Long sleeves. Seek shade.
UV 11+ · Extreme
Stay indoors during peak hours. Reapply every 90 min.