Last updated: July 2, 2025
Understanding the UV Index in Smedby, Sweden, is crucial for everyone to protect against harmful sun exposure. With UV levels peaking at 7 during the midday hours, it's essential to be aware of the risks of sunburn and long-term skin health. Given Smedby's Dfc climate, characterized by cool summers, residents still face significant UV exposure, especially during sunny days. Being informed about UV levels can help you enjoy the outdoors safely while minimizing potential skin damage. Stay sun-smart and make the most of your time in the sun!
As the sun rises, the UV Index begins softly, peaking at a maximum of 1 by 7:00 AM. By 8:00 AM, it gently ascends to 2, and by 9:00 AM, it reaches 3. The real intensity kicks in around 10:00 AM, when the index climbs to 4, further rising to 6 by 11:00 AM. At 12:00 PM and 1:00 PM, the UV level hits a high of 7, signifying the peak sun exposure hours. The afternoon sees a slight dip, with the index returning to 6 by 2:00 PM, then maintaining this level until 3:00 PM before gradually falling to 4 by 4:00 PM. As the day winds down, the UV Index lowers to 3 at 5:00 PM, 2 at 6:00 PM, and finally back to 1 at 7:00 PM, marking a day of fluctuating but notable sun 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 | 6 | high | 25 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Smedby | 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 |