Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Saint-Faust, France, especially in a region characterized by its Cfb climate, which offers sunny days and charming warmth. Being aware of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining long-term skin health. With peak UV readings in the afternoon soaring to 10, it's essential to safeguard against potential risks associated with high exposure. Whether you’re enjoying the outdoors or simply taking a stroll, knowing the UV Index can significantly enhance your sun safety strategy and ensure you enjoy the beautiful climate of Saint-Faust responsibly.
As the day unfolds, the UV Index showcases its gradual rise, peaking during the midday sun. Starting at a mild 1 at 07:00, it climbs steadily, reaching 2 by 09:00, signaling the onset of more vibrant sunlight. The intensity escalates, hitting 4 by 10:00, and then surging to 6 at 11:00. 12:00 marks a pivotal moment as the UV Index reaches 8, intensifying even further to a striking 10 from 13:00 to 15:00, indicating a very high risk of harm from unprotected sun exposure. As the afternoon progresses, the index gently dips, falling to 8 at 16:00, 6 by 17:00, and tapering off to 4 at 18:00, before retreating to a moderate 2 by 19:00. This hourly portrait invites us to embrace the sun's warmth wisely, reminding us to prioritize protection during the peak hours when the UV Index soars.
| 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 | 8 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 4 | 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 |
| Saint-Faust | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |