Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Kista, Sweden, where sun exposure can pose significant risks to skin health. With a climate classified as Dfb, Kista experiences varied weather patterns, but during sunnier months, the UV Index can reach levels that necessitate caution. Recognizing UV levels helps in preventing sunburn and mitigating long-term skin damage. As the UV Index rises from early morning to midday, peaking at 7 around noon, it's essential to stay informed and take proactive measures to protect your skin from harmful rays.
The UV Index throughout the day paints a vivid picture of sun intensity, peaking during midday hours. At 07:00, it starts at a mild level of 1, gradually rising to 2 by 08:00. As the morning progresses, it reaches 4 at 09:00, and by 10:00, it climbs to a noteworthy 5. The sun bears down most fiercely between 11:00 and 12:00, with the UV Index hitting 6 and then its highest point of 7. This peak intensity continues until 13:00, before gradually tapering off. By 14:00, the index slips back to 6, and then to 5 at 15:00. The late afternoon brings further relief as the index descends to 4 at 16:00, followed by 3 at 17:00. As evening arrives, the numbers dwindle, landing back at a gentle 1 by 19:00. Be mindful of this UV journey to stay safe in the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | 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 | 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 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Karsta | 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 |