Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents of Montbrehain, France, where the climate features mild summers and cool winters, yet brings its own set of UV exposure risks. This awareness helps protect against harmful sunburns and promotes better skin health, particularly during the peak UV hours when levels can soar to 8 around midday. By keeping an eye on the UV Index, Montbrehain locals can enjoy the outdoors while minimizing the risks associated with high sun exposure, making sun safety an essential part of their daily routine.
At dawn, as the sun rises, the UV Index remains low, peaking at 1 from 07:00 to 08:00. By 09:00, it gently escalates to 2, marking the start of increased sun exposure. As the clock ticks towards midday, enthusiasm for outdoor activities can be tempered by safety, as the UV Index rapidly climbs to 7 at 12:00 and peaks at a striking 8 at 13:00. This intense solar energy persists until 14:00, where it dips slightly to 7. The afternoon continues to shower light, with levels at 5 and 4 from 16:00 to 17:00. As day transitions to evening, the sun begins to mellow, dropping back to 2 by 18:00 and settling to 1 as dusk descends. For those planning outdoor adventures, this data underscores the importance of sun protection during the peak 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 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable fluctuations, impacting potential sun exposure risks for visitors and residents. During the winter months, from January to March, the UV levels are relatively low to moderate, with burn times ranging from 30 to 45 minutes. As spring arrives in April, the risk significantly increases to high, with a burn time of just 25 minutes. This trend continues into the summer, where from May to August, the UV Index reaches very high levels, reducing safe exposure time to only 15 minutes—making these the highest-risk months for UV-related harm. As the year progresses into the fall, UV exposure decreases again, returning to moderate levels by October and low in November and December. It is crucial for everyone to apply appropriate sun protection measures during high-risk months, particularly between May and August, to protect against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Montbrehain | 2 | 3 | 4 | 6 | 8 | 9 | 8 | 8 | 5 | 4 | 2 | 1 |
| 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 |