Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Ryhall, United Kingdom, as it serves as a vital gauge of sun exposure risk. Being aware of these UV levels not only helps in preventing painful sunburns but also plays a significant role in maintaining long-term skin health. Set within a Cfb climate zone, Ryhall experiences variable weather patterns, but during sunny periods, UV levels can spike, particularly between 10:00 and 14:00 when the index can reach as high as 7. This makes it imperative for locals and visitors alike to monitor the UV Index and take protective measures when spending time outdoors.
As the sun rises, the UV Index begins its ascent, with a maximum of 1 at 07:00. By 08:00, it nudges up to 2, and then steadily climbs to 3 at 09:00. The intensity peaks at 12:00 and 13:00, reaching a robust 7. From there, the index gradually declines, dropping to 6 by 14:00, and easing into the afternoon with readings of 5 at 15:00 and 4 by 16:00. As the day winds down, the UV Index dips to 3 at 17:00, and finally settles back to 1 by 19:00. This progression underscores the importance of sun protection during midday when UV levels are at their highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Liverpool UVI | 1 | 2 | 3 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Sheffield UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Ryhall | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Birmingham UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| London UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Bristol UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |