Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of San Francisco de Laishi, Argentina, especially given the region's Cfa climate which can lead to varying levels of sun exposure throughout the day. Monitoring UV levels can significantly aid in sunburn prevention and promote better skin health, as excessive UV radiation increases the risk of skin damage. With peak UV Index values reaching 6 around midday, being aware of these levels ensures that you can take appropriate protective measures to enjoy the sun safely and maintain healthy skin year-round.
At dawn, the UV Index starts at a cozy 0, with the sun gently rising. By 8:00 AM, it barely nudges up to 1, signaling a calm morning. As the day unfolds, the UV radiation intensifies; by 10:00 AM, it reaches a moderate 3. The peak of the day occurs between 12:00 PM and 1:00 PM, where the index soars to a robust 6, urging everyone to embrace sun safety measures. After this midday pinnacle, the index begins its descent: 5 at 2:00 PM, 4 at 3:00 PM, and gradually falls to 2 by 4:00 PM. As evening approaches, the UV Index winds down, returning to 1 by 6:00 PM and finally settling back at 0 after sunset, marking the end of a UV-rich day. Remember to stay protected during those peak hours!
| 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 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | moderate | 30 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 |
The UV Index experiences significant seasonal fluctuations, with the highest levels occurring during winter months and extreme exposure categories persisting from January through March (UV Index 15 to 13, burn time of 10 minutes). April marks the transition to very high levels (UV Index 10) with a slightly longer burn time of 15 minutes, while May begins a gradual decline to high levels (UV Index 7, burn time of 25 minutes). Summer sees moderate to high UV levels in June (UV Index 5) and July (UV Index 6), before rising again in August and September to very high levels (UV Index 8 and 10, burn time of 15 minutes). As the year closes, extreme levels resurface in October and November (UV Index 13 to 14, burn time of 10 minutes). Visitors and residents are strongly advised to take precautions, such as wearing protective clothing, using sunscreen, and limiting sun exposure during high-risk months from January to March and October to November, to safeguard against the harmful effects of UV radiation.
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 |
| 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 Francisco de Laishi | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |