uvlevel.net

UV index in Cape Town

South Africa · -33.92, 18.42

Today's peak13:00 local
6.5

Today's peak is high. Unprotected skin burns in about 26 min at the worst hour: stay in the shade around midday.

Danger window today (UV 3+)
09:45 → 16:37
Sunrise → sunset
06:4418:38
Open the live dashboard for Cape Town

About the UV index in Cape Town

Cape Town sits at 33.9° S, in the southern hemisphere. Today's UV peaks at 6.5: the "high" band, which uvlevel.net treats as 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 Cape Town, -33.92, 18.42, local time.
Local timeUV indexRisk
00:000No danger
01:000No danger
02:000No danger
03:000No danger
04:000No danger
05:000No danger
06:000No danger
07:000.1No danger
08:000.6No danger
09:001.8No danger
10:003.4Caution
11:005Caution
12:006.1Danger
13:006.5Danger
14:006.3Danger
15:005.4Caution
16:004Caution
17:002.4No danger
18:000.9No 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 6.5 in Cape Town. 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 tans21 min
II · burns easily26 min
III · burns sometimes36 min
IV · rarely burns46 min
V · brown skin1 h 02 min
VI · deeply pigmented1 h 43 min

Next 7 days · daily peak

Today
09:4516:37
6.5
Thu 17
09:4316:36
6.6
Fri 18
09:4116:40
6.7
Sat 19
09:3516:42
6.9
Sun 20
09:3516:44
6.9
Mon 21
09:2716:43
6.9
Tue 22
10:4212:12
3.2

Frequently asked

Is the UV index dangerous in Cape Town today?

Yes. UV in Cape Town is forecast to reach 3 or higher from 09:45 to 16:37 local time today, peaking at 6.5.

What time is UV highest in Cape Town?

UV is highest in Cape Town at around 13:00 local time today, reaching 6.5.

How long can unprotected skin stay out in Cape Town today?

At today's peak of 6.5, fair skin (Fitzpatrick type II) with no sunscreen burns in about 26 min. Darker skin types take longer. See the table above for every type.

Does the UV index in Cape Town 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.