Last updated: June 2, 2025
In Castelnau-de-Mandailles, France, being aware of the UV Index is crucial for protecting your skin's health under the sun-drenched skies of a Cfb climate. Understanding UV levels helps prevent painful sunburns and reduces long-term skin damage, making it vital for both locals and visitors alike to stay informed. With midday UV Index values peaking at a significant 10—indicating a high risk for harm from unprotected sun exposure—it's essential to take precautions, especially during those peak hours. Embrace the beauty of Castelnau-de-Mandailles while maintaining safe sun habits!
As the sun rises, the UV Index begins at a gentle 1 at 07:00 and 08:00, indicating minimal risk for sun exposure. However, by 09:00, intensity picks up to 3, and a notable climb ensues as the morning progresses. At 10:00, it reaches 4, and by 11:00, the UV Index skyrockets to 7, signaling the need for sun protection. Midday brings the peak hours—by 12:00 and 13:00, it hits a sizzling 9 and a maximum of 10, posing a significant risk of harm from unprotected sun exposure. As the day winds down, the UV Index begins to gracefully decline: 9 at 15:00, followed by 7 at 16:00, 5 at 17:00, and finally settling at 3 by 18:00. The sun's fading rays continue to cast a softer light until it drops to 2 by 19:00, wrapping up a day where awareness of UV exposure was key to safe enjoyment of the outdoors.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 7 | 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 |
| Castelnau-de-Mandailles | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |