Last updated: May 3, 2025
In Hook, United Kingdom, staying informed about the UV Index is essential for protecting your skin and overall health. Understanding UV levels is crucial for preventing sunburn and reducing the risk of long-term skin damage, particularly during the peak hours of sunlight. With a Cfb climate, Hook experiences a mix of mild summers and cool winters, but even on overcast days, UV rays can be strong enough to cause harm. From late morning to early afternoon, when the UV Index can reach levels of 6 to 7, awareness and proactive measures are key to enjoying the outdoors safely.
The UV Index throughout the day reveals a dynamic pattern in sun intensity. Starting at 07:00, the index is at a gentle 1, ensuring a pleasant morning. As the day progresses, the value climbs steadily, peaking at 12:00 with a 7, indicating a strong sun that calls for protective measures. From 11:00 to 13:00, the UV Index remains at a high 6 and 7, reminding everyone to stay vigilant. After this zenith, a gradual decline begins, with values dropping back to 3 by 17:00 and tapering off to 1 by 19:00. This journey through the UV Index not only highlights the need for sun safety but also the ebb and flow of daylight's intensity.
| 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 | 4 | 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 exhibit a notable increase during the spring and summer months, peaking in June and July with an index of 8, categorizing these periods as very high risk for sun exposure. The high-risk months include May through August, where the burn time decreases significantly, dropping to just 15 minutes in June and July. Conversely, January and December see a much lower UV Index of 1, indicating a low risk, with extended burn times of 45 minutes. To ensure safety, residents and visitors are advised to take necessary precautions, particularly during the high-index months, by wearing sunscreen, protective clothing, and limiting sun exposure during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hook | 1 | 2 | 3 | 5 | 7 | 8 | 8 | 7 | 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 |