Last updated: May 3, 2025
In Puerto Santa Cruz, Argentina, being aware of the UV Index is crucial for everyone who enjoys the great outdoors. Understanding the UV levels can significantly reduce the risk of sunburn and promote overall skin health, especially given the region's unique climate characteristics. With a BSk climate that features cool summers, residents and visitors alike may be caught off guard by higher UV exposure during sunny days. From late morning to early afternoon, even when the UV Index starts at a modest level of 1, it can rise to 2, highlighting the need for sun protection strategies throughout the day. Stay informed and safeguard your skin while soaking up the beautiful surroundings!
The UV Index for the day showcases a gradual rise as the sun climbs higher in the sky. From 07:00 to 08:00, the index remains at 0, indicating minimal risk. As the clock ticks towards 09:00, it starts to inch up to 1, where it stays consistent until 11:00. The midday sun brings a bit more intensity, peaking at 2 from 12:00 to 15:00, suggesting a moderate risk of harm from unprotected sun exposure. After 15:00, the UV Index begins to decline, settling back to 1 by 16:00 and dropping to 0 again by 19:00. To enjoy the sun safely, it’s wise to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 0 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 1 | low | 45 min |
| 11:00 | 1 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV levels fluctuate significantly, with the highest risk occurring from January to March and again in October and November. During these high-risk months, particularly in January and November where the UV Index reaches a peak of 12 (extreme exposure), individuals should be especially cautious, as the burn time is a mere 10 minutes. As temperatures rise, March also demands attention with a UV Index of 7 (high exposure) and a burn time of 25 minutes. In contrast, April to July presents lower UV levels, categorized as moderate to low, allowing for longer exposure times of up to 45 minutes. However, even in these months, it is important to remain vigilant. As August through September roll in, moderate levels return, so keep sunscreen handy. Residents and visitors should always consult the UV Index daily and take protective measures, such as using sunscreen, wearing protective clothing, and seeking shade, especially during the high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Puerto Santa Cruz | 12 | 10 | 7 | 4 | 2 | 1 | 2 | 3 | 5 | 8 | 12 | 11 |
| Buenos Aires UVI | 14 | 13 | 11 | 7 | 5 | 4 | 4 | 6 | 8 | 10 | 13 | 14 |
| Rosario UVI | 14 | 13 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Mendoza UVI | 15 | 14 | 12 | 8 | 6 | 4 | 5 | 6 | 9 | 12 | 14 | 15 |
| Cordoba UVI | 15 | 13 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 12 | 14 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |