uvlevel.net

UV index in Perth

Western Australia, Australia · -31.95, 115.86

Today's peak12:00 local
11.1

Today's peak is extreme. Unprotected skin burns in about 15 min at the worst hour. Treat the sun as a hazard: stay indoors or fully covered.

Danger window today (UV 3+)
07:56 → 16:51
Sunrise → sunset
05:17 → 18:44
Open the live dashboard for Perth →

About the UV index in Perth

Perth sits at 31.9° S, in the southern hemisphere. Today's UV peaks at 11.1: the "extreme" band, which uvlevel.net treats as extreme danger for unprotected skin at the worst hour.

In the Southern Hemisphere at this latitude, UV climbs highest around December and January and eases, without disappearing, around June and July. Even the winter trough here can still cross the moderate band near midday.

Hour by hour today

UV index for every hour of today in Perth, -31.95, 115.86, local time.
Local timeUV indexRisk
00:000No danger
01:000No danger
02:000No danger
03:000No danger
04:000No danger
05:000No danger
06:000.3No danger
07:001.2No danger
08:003.1Caution
09:005.8Caution
10:008.6Serious danger
11:0010.5Serious danger
12:0011.1Extreme danger
13:0010Serious danger
14:008Danger
15:006.6Danger
16:004.7Caution
17:002.7No danger
18:001.1No danger
19:000.1No danger
20:000No danger
21:000No danger
22:000No danger
23:000No danger

Time to burn today

Time to burn without sunscreen, per Fitzpatrick skin type, at today's peak of UV 11.1 in Perth. Real-world sunscreen use is about a third of the tested layer, so a treated time is a ceiling, not a promise.
Skin typeTime to burn
I · always burns, never tans12 min
II · burns easily15 min
III · burns sometimes21 min
IV · rarely burns27 min
V · brown skin36 min
VI · deeply pigmented1 h

Next 7 days · daily peak

Today
07:56–16:51
11.1
Thu 5
07:55–16:41
11
Fri 6
08:00–16:38
11.1
Sat 7
07:56–16:48
10.9
Sun 8
07:58–16:50
10.8
Mon 9
08:17–16:52
8.7
Tue 10
07:56–16:52
8.8

Frequently asked

Is the UV index dangerous in Perth today?

Yes. UV in Perth is forecast to reach 3 or higher from 07:56 to 16:51 local time today, peaking at 11.1.

What time is UV highest in Perth?

UV is highest in Perth at around 12:00 local time today, reaching 11.1.

How long can unprotected skin stay out in Perth today?

At today's peak of 11.1, fair skin (Fitzpatrick type II) with no sunscreen burns in about 15 min. Darker skin types take longer. See the table above for every type.

Does the UV index in Perth change with the seasons?

In the Southern Hemisphere at this latitude, UV climbs highest around December and January and eases, without disappearing, around June and July. Even the winter trough here can still cross the moderate band near midday.

Nearby cities

Browse all cities →Burn-time guide →How the forecast works →

Forecasts and elevation from Open-Meteo. The second UV opinion contains modified Copernicus Atmosphere Monitoring Service (CAMS) information; neither the European Commission nor ECMWF is responsible for how it is used here.

uvlevel.net gives general sun-safety guidance, not medical advice. Photosensitising medication, skin conditions, infants and a history of skin cancer all call for stricter limits than shown here.