Last updated: June 2, 2025
Understanding the UV Index in Sudan, United States is crucial for safeguarding your skin and preventing sunburn. With the region's semi-arid climate (BSk), residents often face high UV exposure, particularly during the peak hours of sunlight. As the UV Index can soar to 12 at midday, recognizing these levels is essential for maintaining skin health and making informed decisions about sun protection. By being aware of the UV Index, you can enjoy the outdoors safely while minimizing the risk of harmful effects from the sun.
As the day dawns, the UV Index begins at a modest 1 at 7:00 AM, gradually climbing to 2 by 9:00 AM. The sun’s intensity peaks around midday, reaching a striking 10 at 12:00 PM and soaring to a maximum of 12 between 1:00 PM and 2:00 PM. The afternoon sees a slight decline, with the index dropping to 11 at 3:00 PM, before tapering off to 9 by 4:00 PM. As the sun starts its descent, the UV Index further diminishes, settling at 3 by 6:00 PM and finally 2 by 7:00 PM. It's a vivid reminder of how the sun’s strength fluctuates throughout the day, encouraging us to stay protected during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, with peak levels occurring during the summer months. January starts with a moderate UV Index of 5, allowing for a burn time of 30 minutes. As the season progresses, February sees a rise to 7 (high) and a reduced burn time of 25 minutes. The risk escalates dramatically in March with a very high index of 9 and a burn time of just 15 minutes. This trend continues into April and May, both classified as extreme at 11, where the burn time diminishes to 10 minutes. The peak months of June, July, and August maintain a 12 (extreme) rating, necessitating frequent protection as exposure can lead to quick burns. In September and October, the index remains high at 10 and 8 (very high), respectively, with burn times returning to 15 minutes. November reduces to 6 (high) with a burn time of 25 minutes, finally tapering off in December to a moderate 4 and a safe burn time of 30 minutes. Residents and visitors should exercise caution, especially from March through October, utilizing sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to safeguard against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chicago UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Brooklyn UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| New York City UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Sudan | 5 | 7 | 9 | 11 | 11 | 12 | 12 | 12 | 10 | 8 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |