Last updated: May 3, 2025
Understanding the UV Index is essential for residents of Rolfs, Sweden, particularly for ensuring skin health and preventing sunburn. With the UV levels varying throughout the day, being aware of these changes can help you take appropriate precautions to protect your skin from harmful rays. In Rolfs, which experiences a Dfc climate, UV exposure can increase significantly around midday, peaking at a level of 5 between 12:00 PM and 1:00 PM. By staying informed about the UV Index, you can enjoy the sun while safeguarding your skin from its damaging effects.
The UV Index throughout the day presents a captivating overview of sun intensity. At 07:00 AM, the day begins with a mild index of 2, rising steadily to 3 at 09:00 AM. The sun's power peaks from 12:00 PM to 1:00 PM, where it reaches a maximum of 5, urging sun-worshippers to take precautions. As the afternoon rolls on, the index dips to 4 by 2:00 PM and gradually declines back to 2 at 5:00 PM. By evening, the UV Index softens to a comfortable 1 at 6:00 PM, concluding the day with a gentle fade. This data illustrates the importance of sun safety, especially during the midday hours when the UV rays are most potent.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do UV levels, highlighting the importance of sun protection throughout the year. From January to March, the UV Index remains low (1-2), allowing for longer exposure times without risk. However, come April and May, the UV Index rises to 4, moving into the moderate category with a shorter burn time of 30 minutes. The high-risk months of June and July see the UV Index peak at 6 and 5, respectively, where protection is paramount, and burn time drops to 25-30 minutes. August and September maintain moderate levels (4-3), reminding residents and visitors that sun safety remains crucial. As the temperatures cool, October to December revert back to low UV levels, providing more extended protection opportunities again. Ultimately, it’s advisable for everyone to stay vigilant and use sunscreen, wear protective clothing, and seek shade, especially during the spring and summer months when UV exposure is at its highest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rolfs | 1 | 1 | 2 | 4 | 4 | 6 | 5 | 4 | 3 | 2 | 1 | 1 |
| Sollentuna UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Uppsala UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Stockholm UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Goeteborg UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 2 | 1 | 1 |
| Malmoe UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |