Last updated: June 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Leran, France, where the warm Cfb climate creates significant sun exposure throughout the year. Understanding UV levels is not just about avoiding sunburn; it plays a vital role in maintaining long-term skin health and reducing the risk of skin cancer. With daily UV Index peaks reaching as high as 10 around midday, it’s essential to stay informed and take necessary precautions, especially considering Leran's increased risks during sunny months. Whether you’re enjoying outdoor activities or simply soaking in the French countryside, being mindful of UV exposure can help protect your skin and enhance your overall well-being.
The UV Index for the day paints an increasingly vibrant picture of sunlight intensity as the hours progress. Starting low, with a mild level of 1 at 07:00 and 08:00, the index climbs steadily until it reaches a pivotal high of 10 by 13:00 and 14:00. This peak indicates a strong risk of harm from unprotected sun exposure. As the afternoon transitions into evening, the index gradually dips back down, ending the day at 2 by 19:00. For sun-seekers, it’s crucial to remember that the midday hours pose the greatest risk, with the sun’s rays peaking and demanding sunscreen and protection to stay safe while enjoying the outdoors.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, seasonal changes in UV exposure highlight significant fluctuations in the UV Index. The months of May through August are particularly high-risk, with UV Index values reaching a peak of 10, indicating very high exposure and a burn time of only 15 minutes. Visitors and residents should remain vigilant during these months, employing protective measures such as sunscreen and clothing, especially between 10 AM and 4 PM when UV exposure is strongest. March and April also show increased risk with UV Index values of 6 and 7 respectively. Conversely, January and December present lower risk levels, with UV Index values of 2 indicating low exposure and longer potential burn times of 45 minutes. It is essential to monitor UV levels year-round and adjust sun protection strategies accordingly to ensure safety.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paris UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Lyon UVI | 2 | 3 | 5 | 6 | 8 | 10 | 9 | 8 | 6 | 5 | 3 | 2 |
| Nice UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Marseille UVI | 2 | 4 | 5 | 7 | 9 | 10 | 9 | 8 | 7 | 5 | 3 | 2 |
| Toulouse UVI | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| Leran | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |