Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Alvik, Sweden, where sun exposure can vary significantly throughout the year. With a Dfc climate, Alvik experiences long, bright summer days that can lead to increased UV levels and a higher risk of sunburn. Awareness of the UV Index helps residents protect their skin and overall health by preventing sunburn and reducing the risk of skin damage. During peak hours, particularly between 11 AM and 2 PM, the UV Index can climb to 5, necessitating precautions such as wearing sunscreen and protective clothing. Stay informed and enjoy the sun safely!
As the day dawns, the UV Index starts at a mild 2 at 07:00, making it a good time for a morning stroll. By 09:00, it rises to 3, indicating a little more sun exposure. The sun’s intensity peaks between 11:00 and 14:00, reaching 5, a clear signal to grab those sunglasses and apply sunscreen! After this high, it gently declines to 4 at 15:00 and gradually tapers off to 1 by 19:00. Overall, it’s essential to stay cautious during midday when UV levels are at their highest, ensuring a safe and enjoyable outdoor experience.
| 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 | 5 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, the UV Index fluctuates significantly, with high-risk months identified primarily in June and July, where the index peaks at 6 and 5, respectively. During these months, the exposure category is classified as high to moderate, with recommended burn times decreasing to 25-30 minutes for unprotected skin. April and May also see a rise in UV levels, reaching a moderate index of 3-4, necessitating caution. In contrast, from November through February, the UV Index remains low at 1, allowing for a safer outdoor experience with longer burn times of up to 45 minutes. Visitors and residents are advised to prioritize sun protection during the high-risk months, such as applying sunscreen, wearing protective clothing, and seeking shade between 10 AM and 4 PM, while enjoying the lower risk periods with more confidence.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alvik | 1 | 1 | 2 | 3 | 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 |