uvlevel.net

UV index in Buenos Aires

Argentina · -34.60, -58.38

Today's peak13:00 local
9.3

Today's peak is very high. Skin damage happens fast: roughly 18 min before burning at the worst hour. Avoid direct sun entirely inside the danger window below.

Danger window today (UV 3+)
09:06 → 17:28
Sunrise → sunset
05:49 → 19:25
Open the live dashboard for Buenos Aires →

About the UV index in Buenos Aires

Buenos Aires sits at 34.6° S, in the southern hemisphere. Today's UV peaks at 9.3: the "very high" band, which uvlevel.net treats as serious 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 Buenos Aires, -34.60, -58.38, local time.
Local timeUV indexRisk
00:000No danger
01:000No danger
02:000No danger
03:000No danger
04:000No danger
05:000No danger
06:000.1No danger
07:000.4No danger
08:001.3No danger
09:002.8No danger
10:005Caution
11:007.6Danger
12:009.1Serious danger
13:009.3Serious danger
14:008.1Serious danger
15:006.6Danger
16:004.8Caution
17:003.9Caution
18:002.1No danger
19:000.7No danger
20:000.1No 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 9.3 in Buenos Aires. 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 tans14 min
II · burns easily18 min
III · burns sometimes25 min
IV · rarely burns32 min
V · brown skin43 min
VI · deeply pigmented1 h 12 min

Next 7 days · daily peak

Today
09:06–17:28
9.3
Thu 5
08:35–17:30
10.3
Fri 6
08:54–16:35
10
Sat 7
08:45–17:30
10
Sun 8
08:33–17:32
10.5
Mon 9
08:31–17:30
8.8
Tue 10
08:43–16:50
8.4

Frequently asked

Is the UV index dangerous in Buenos Aires today?

Yes. UV in Buenos Aires is forecast to reach 3 or higher from 09:06 to 17:28 local time today, peaking at 9.3.

What time is UV highest in Buenos Aires?

UV is highest in Buenos Aires at around 13:00 local time today, reaching 9.3.

How long can unprotected skin stay out in Buenos Aires today?

At today's peak of 9.3, fair skin (Fitzpatrick type II) with no sunscreen burns in about 18 min. Darker skin types take longer. See the table above for every type.

Does the UV index in Buenos Aires 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.