Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Roseland, United States, as it serves as a vital indicator of the sun's ultraviolet radiation levels throughout the day. Being aware of these levels is essential for preventing sunburn and promoting long-term skin health. With Roseland's temperate Cfa climate, summer months often bring intense UV exposure, particularly between 10 AM and 2 PM when the UV Index can soar to levels as high as 12. By monitoring the UV Index, you can take proactive steps to shield yourself and your loved ones from harmful effects while enjoying outdoor activities in this vibrant community.
The UV Index data for the day reveals a clear progression of solar intensity as the hours unfold. Starting the morning with low values of 1 at 7:00 AM and 8:00 AM, the index begins to rise significantly by 9:00 AM, reaching 3. The sun's potency peaks sharply at 12:00 PM with a staggering value of 11, indicating a high risk of harm from unprotected sun exposure. This intensity remains elevated at 12 from 1:00 PM to 2:00 PM, before starting to decline as the afternoon turns to evening. By 3:00 PM, it falls to 10, and further decreases to 4 by 5:00 PM. As the sun sets, the UV Index tapers off to 2 at 6:00 PM and returns to 1 by 7:00 PM. It’s a day that strongly emphasizes the importance of sun safety during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, with the highest readings occurring in the summer months. From May to August, the UV Index reaches an extreme level of 12, posing the greatest risk for sunburn, with a minimal safe exposure time of just 10 minutes. April and September also see high values, with an index of 11. Visitors and residents are advised to take extra precautions during these high-risk months, such as applying sunscreen, wearing protective clothing, and seeking shade during peak sun hours. Conversely, in the winter months, from December to February, UV levels are lower, ranging from moderate to very high, but individuals should remain vigilant, especially in February and March when the index peaks at 8 and 10. Overall, awareness and protection against UV radiation are essential year-round, particularly during the hotter months.
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 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |
| Roseland | 6 | 8 | 10 | 11 | 11 | 12 | 12 | 12 | 11 | 9 | 7 | 5 |