Last updated: May 3, 2025
Understanding the UV Index in Rio Mayo, Argentina is essential for protecting your skin and maintaining overall health in this beautiful Cfb climate zone. As the sun’s rays can vary dramatically throughout the day, being aware of UV levels helps you take necessary precautions to prevent sunburn and long-term skin damage, especially during midday when the index peaks at 3. With typical exposure risks increasing as the sun rises higher, it's crucial for residents and visitors alike to stay informed and proactive about sun safety while enjoying the fantastic outdoor opportunities that Rio Mayo has to offer.
The UV Index throughout the day exhibits a distinct pattern, beginning with zero exposure from 7 AM to 8 AM, ideal for outdoor morning activities without concern for sun safety. As the sun climbs higher, the index rises gradually, reaching 1 by 9 AM and 10 AM, signaling a slight increase in UV radiation. The warmth peaks around noon to 1 PM, where the index hits 3, indicating moderate exposure that calls for sun protection. By 2 PM, the index remains at this level before tapering off to 2 from 3 PM to 4 PM, and gradually descending to 1 by the late afternoon. Finally, the UV Index drops to zero again by 7 PM, allowing for a safe conclusion to the day’s activities. Remember, even during lower readings, sunscreen and protective gear are always wise companions!
| 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 | 2 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 3 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 2 | 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 index levels exhibit significant seasonal variation, with the highest risk months occurring in January, February, November, and December, where the UV index peaks at 13, categorized as extreme, necessitating a minimal burn time of just 10 minutes. Following closely are March and October, both featuring a very high UV index of 8, where exposure should be limited to 15 minutes. As we transition into the warmer months, April and May see a moderate risk with indices of 5 and 3, allowing for longer exposure times of 30 minutes. From June to July, the UV index drops to 2, indicating a low risk situation with a burn time of 45 minutes. Visitors and residents should remain vigilant during high-risk months, using protective measures such as sunscreen and protective clothing to prevent skin damage, particularly during peak UV hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rio Mayo | 13 | 11 | 8 | 5 | 3 | 2 | 2 | 4 | 6 | 8 | 11 | 13 |
| 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 |