Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Villa Berna, Argentina, where the climate can lead to varying levels of sun exposure. Awareness of UV levels helps to prevent sunburn and supports long-term skin health, making it essential to monitor daily UV forecasts. With a Cwb climate, Villa Berna experiences distinct seasonal changes, but residents should be particularly cautious during peak hours, from 11 AM to 3 PM, when the UV Index can reach up to 5. Being informed can help you enjoy the beautiful outdoors while protecting your skin from harmful effects.
The UV Index today starts off low, with maximum readings of 0 until 09:00, making it a safe time for morning activities. As the sun rises higher, the index gradually increases, peaking at 5 between 13:00 and 14:00. This indicates a moderate risk of harm from unprotected sun exposure during the late morning and early afternoon. Fortunately, as the day progresses into the afternoon and evening, the UV levels start to decline, dropping back to 1 by 17:00 and returning to 0 by 19:00. For those planning outdoor activities, it’s best to enjoy the midday sun while being mindful of the increasing UV risk!
| 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 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 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 exhibits significant seasonal fluctuations, with the highest levels occurring during the winter months. Notably, from January to February, and again in November to December, the UV Index reaches extreme levels at 15, leading to a very short burn time of just 10 minutes. The spring months of March and April also pose a high risk, with March at a UV Index of 12 and April at 9. Entering summer, the UV levels decrease to a moderate level of 4 in June and 5 in July. However, the index rises again in August to 7 and then returns to 9 in September, indicating another high-risk period. As such, both visitors and residents should remain vigilant and take protective measures, especially during the extreme and very high categories between January to April and October to November, ensuring regular application of sunscreen and protective clothing to avoid harmful 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 |
| 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 |
| Villa Berna | 15 | 14 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 12 | 15 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |