Last updated: June 2, 2025
Understanding the UV Index in Mas-Grenier, France, is crucial for safeguarding your skin and overall health. With the local climate leaning towards a Cfb zone, residents and visitors may not always be aware of their sun exposure risks, especially during peak hours when the UV Index can reach as high as 10. Being informed about UV levels helps in preventing sunburn and protecting against long-term skin damage. As the sun climbs higher in the sky, especially between 11 AM and 3 PM, it's essential to take precautions to enjoy the sunny days while keeping your skin safe. Stay aware and embrace the beautiful weather of Mas-Grenier responsibly!
The UV Index reveals a dynamic pattern throughout the day, beginning with a minimal UVI of 1 at 07:00, and gradually rising as the sun ascends. By 10:00, it reaches 4, signaling a shift towards higher exposure, and by 12:00, it peaks at an impressive 8. Among the highest readings, 13:00 and 14:00 hit a scorching 10, emphasizing the need for sun protection during these hours. As the afternoon wanes, the index starts to decline, dropping to 7 by 16:00, and further declining to 5 at 17:00. As evening approaches, the UVI diminishes to 3 at 18:00, and concludes with a gentle 2 at 19:00. This pattern underscores the importance of vigilance against UV exposure as midday approaches, encouraging outdoor enthusiasts to take precautions when the sun is at its strongest.
| 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 | 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, the UV Index exhibits significant seasonal fluctuations, impacting the risk of UV exposure for visitors and residents. January and December generally feature a low UV Index of 2, allowing for safer outdoor activities, while February and March see a moderate rise to 4 and 5, respectively, with burn times of 30 minutes. Notably, the high-risk months kick off in April with an increased index of 7, reaching a peak during the summer months of May, June, and July, where the UV Index soars to 8-10, indicating very high levels of exposure and shortening burn times to just 15 minutes. This perilous UV exposure slightly recedes in August and September, but still remains significant with indices of 9 and 7. As temperatures cool, October and November return to moderate levels, while January and December revert to low exposure. Visitors and residents are advised to take extra precautions during high-risk months, especially from April to September, by using sunscreen, wearing protective clothing, and seeking shade, particularly during midday hours.
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 |
| Mas-Grenier | 2 | 4 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| Toulouse UVI | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |