Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Longhorsley, United Kingdom, where the climate is characterized as Cfb—mild with relatively moderate sun exposure. Being aware of UV levels not only aids in preventing sunburn, but it's also vital for maintaining overall skin health. With UV Index peaking at 8 during midday hours, it's essential for locals to recognize the increased risks, especially in the summer months. By staying informed about the UV Index in Longhorsley, you can better protect yourself and your loved ones from harmful effects of UV radiation.
The UV Index throughout the day showcases a gradual rise in intensity, peaking at 8 between 1 PM and 2 PM, making this the most critical time for sun exposure. Starting the morning with a low index of 1 at 7 AM, the values steadily increase as the sun climbs higher; by 10 AM, it reaches 5, indicating moderate sun strength. As the sun continues its ascent, the index climbs to 6 at 11 AM and further escalates to 7 at noon, urging sun safety precautions. After hitting the afternoon high of 8, the index tapers off, dropping to 6 by 3 PM, before gradually descending to 1 by 7 PM. This daily cycle emphasizes the importance of protective measures during midday hours when the UV rays are at their strongest.
| 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 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | 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 exposure significantly varies, with the highest risk months occurring from June to August, when the UV Index peaks at 8 during June and July, indicating a very high exposure category and a quick burn time of just 15 minutes. As the year progresses, UV levels start low in January and February, and gradually rise through March and April, reaching moderate levels (3 and 5) before hitting high levels in May. Conversely, from September to December, UV exposure decreases, returning to low by late fall. Residents and visitors are advised to take precautions during the high-risk months, such as wearing sunscreen, protective clothing, and seeking shade, particularly during peak sunlight hours, to minimize the risk of sunburn and skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Longhorsley | 1 | 2 | 3 | 5 | 6 | 8 | 8 | 6 | 5 | 3 | 2 | 1 |
| 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 |
| 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 |