When does Darwin need sun protection?

Whenever the UV index is 3 or above. In Darwin that is every day of the year. SunSmart and ARPANSA use the same rule Australia-wide.

Does Darwin need sun protection in winter?

Usually yes. At 12.5°S, winter middays in Darwin 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 city shade protect you from UV in Darwin?

Only while you stay in it. Buildings cut some sky, but plazas, crossings and glass bounce UV onto uncovered skin. The live index on this page is the open-sky reading. Treat lunch outside as full-sun time whenever it is 3 or above.

UV index in Darwin today

Darwin sits deeper in the tropics than any other Australian capital, and its UV index is extreme nearly every single day of the year. Wet season, dry season, it makes no difference.

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

Today and tomorrow in Darwin

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

When Darwin needs sun protection

Sun protection is essential every day of the year in Darwin. UV typically passes 3 by mid-morning and stays extreme through the middle of the day.

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.

Where the UV adds up in Darwin

Long, happy hours outdoors are where exposure quietly accumulates. Local favourites where the five S’s earn their keep:

Mindil Beach at market time
Darwin Waterfront and Wave Lagoon
East Point Reserve cycle paths
Litchfield waterholes on a day trip

The UV scale at a glance

0–2Low
3–5Moderate
6–7High
8–10Very high
11+Extreme

Local support in Northern Territory

Cancer Council NT: Prevention and support for the Top End, where UV stays extreme year-round.

Frequently asked questions

When does Darwin need sun protection?: Whenever the UV index is 3 or above. In Darwin that is every day of the year. SunSmart and ARPANSA use the same rule Australia-wide.
Does Darwin need sun protection in winter?: Usually yes. At 12.5°S, winter middays in Darwin 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 city shade protect you from UV in Darwin?: Only while you stay in it. Buildings cut some sky, but plazas, crossings and glass bounce UV onto uncovered skin. The live index on this page is the open-sky reading. Treat lunch outside as full-sun time whenever it is 3 or above.