Last updated: August 1, 2025
In Rio Tercero, Argentina, staying informed about the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps you prevent sunburn and reduces the risk of long-term skin damage, making it crucial for residents and visitors alike. With its Cfa climate, Rio Tercero experiences variable UV exposure, particularly peaking around midday with values reaching 5. Stay vigilant during those hours to ensure you enjoy the sunny days while safeguarding your skin!
The UV Index began its day at 0 from 7:00 AM until 8:00 AM, providing a safe environment for early risers. As the sun climbed, a gentle increase was noticed, reaching 1 by 9:00 AM. The index picked up pace, surging to 2 at 10:00 AM, and climbing steadily to 3 by 11:00 AM. The peak of the day occurred at 12:00 PM, with a UV Index of 4, indicating moderate risk for unprotected skin. This was followed by a slight decline, as the index dropped to 5 by 1:00 PM, before falling back to 4 at 2:00 PM. The afternoon saw a gradual decrease, with readings at 3 at 3:00 PM, 2 at 4:00 PM, and tapering off to 1 from 5:00 PM until the sun set at 7:00 PM, where it returned to 0. Overall, a day that started safe became moderately risky during peak hours under the strong midday sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, ultraviolet (UV) exposure experiences significant fluctuations, with high-risk months occurring from January to March and then again in October to December, where the UV Index reaches extreme levels of 14 to 11 and the burn time is as low as 10 minutes. The spring and fall months, particularly April and September, transition into very high exposure categories, where the burn times increase to 15 minutes. By May to July, the UV Index drops to high and moderate levels, extending burn times to 25-30 minutes, yet caution is still advised during these months. Visitors and residents alike should be vigilant, especially during the extreme months, by protecting their skin with sunblock, wearing protective clothing, and seeking shade during peak sunlight hours to mitigate the risks of UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Rio Tercero | 14 | 13 | 11 | 8 | 6 | 4 | 5 | 6 | 8 | 11 | 14 | 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 |