Last updated: June 2, 2025
Being aware of the UV Index in Arbra, Sweden is crucial for maintaining skin health and preventing sunburn, especially as outdoor activities become more popular. Understanding the varying UV levels throughout the day can help residents and visitors take the necessary precautions against harmful UV radiation, which peaks during midday. With a Dfc climate, Arbra experiences distinct seasons that can influence UV exposure, making it essential to stay informed. As the UV Index ranges from 2 to a high of 7 during the summer months, knowing when to seek shade or apply sunscreen is vital for enjoying the sun safely.
The UV Index throughout the day showcases a dynamic shift, reaching its peak at 1 PM with a notable 7. The morning starts off gently, with values of 2 at both 7 AM and 8 AM, allowing for a comfortable start. As the sun climbs higher, the index escalates—4 at 9 AM, then hitting 5 by 10 AM. The intensity increases to 6 at both 11 AM and 12 PM, before hitting its zenith. Following this peak, the UVI begins a gradual decline, dropping to 6 again at 2 PM, then receding to 5 at 3 PM, 4 at 4 PM, and tapering off to a mild 1 by 7 PM. This pattern underscores the importance of sun protection during the late morning and early afternoon hours when UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | 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 exposure levels fluctuate significantly, with peak intensity occurring during the summer months. January through February feature low UV Index levels (1), allowing for safe outdoor activities with a burn time of 45 minutes. As spring approaches, March to May sees a gradual increase, reaching a moderate level (3-5) where exposure should be limited to 30 minutes to prevent skin damage. The high-risk months of June and July present the highest UV indices (7), necessitating heightened precautions and limiting direct sun exposure to 25 minutes. In late summer and fall, August to September sees a moderate decrease, while October through December return to low levels, similar to the start of the year, with a burn time of 45 minutes. Visitors and residents are advised to wear sunscreen, protective clothing, and seek shade, particularly during the high UV months to ensure skin safety and health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arbra | 1 | 1 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 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 |