Last updated: May 3, 2025
Understanding the UV Index in Merville, France is crucial for maintaining skin health and preventing sunburn, especially during the sunniest hours of the day. As a city nestled in a Cfb climate zone, Merville experiences significant UV exposure, particularly between 12 PM and 3 PM, when levels peak at 9. Elevated UV levels can lead to harmful effects, making it essential for residents and visitors to stay informed. Whether you're enjoying a leisurely day outdoors or engaging in activities under the sun, being aware of the UV Index helps you take the necessary precautions to protect your skin and promote overall well-being.
The UV Index today paints a clear picture of the sun’s intensity as the hours pass. Starting at a low of 1 at 07:00, the index slowly climbs, reaching 2 by 09:00. A significant surge occurs from 10:00, where the UV Index hits 4, peaking at a remarkable 9 by 14:00. This indicates intense solar radiation, reminding us to take precautions. A gradual decline follows, with values of 8 at 15:00, 6 at 16:00, and three by 18:00. As the day winds down, the UV Index settles back to 2 by 19:00, marking an end to another high-sun adventure. Don’t forget your sunscreen during those midday hours!
| 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 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | 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 |
| Merville | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |