Last updated: July 2, 2025
Understanding the UV Index in Bloomfield, United States is crucial for safeguarding your skin and health, especially during peak sunlight hours. As residents navigate the changing seasons in a Dfa climate zone, awareness of varying UV levels can play a significant role in preventing sunburn and reducing long-term skin damage. With the UV Index peaking at 10 around noon, Bloomfield often faces considerable exposure risks, making it essential for locals to stay informed and protect themselves against harmful rays. Embrace the sun wisely!
The UV Index on this particular day paints a striking picture of sun intensity as it unfolds throughout the hours. Starting with a gentle maximum of 1 at 07:00, the sun gradually rises, peaking to a significant 10 by midday at 12:00, signaling the height of solar radiation. This intensity remains unwavering at 10 from 13:00 to 14:00, providing a bold reminder to stay sun-safe. As the day progresses, the UV Index begins to retreat, dipping to 8 at 15:00, and continuing its descent to a milder 1 by 19:00. Whether lounging outdoors or engaging in activities, it's essential to be mindful of these fluctuations and adequately protect your skin during those peak hours!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index displays significant seasonal changes that reflect varying levels of sun exposure. January and February begin with a moderate UV Index of 3 to 5, allowing for 30-minute burn times without significant risk. As spring approaches, March increases to a high index of 6, reducing burn time to 25 minutes. The summer months of April through June feature the highest UV levels, peaking at an extreme index of 11 in June, where just 10 minutes of exposure can lead to burns. July and August remain very high, with an index of 9 to 10 and 15-minute burn times. September sees a decline to an index of 8 but still requires caution due to its 15-minute burn time. As we enter fall and winter, October drops to a high index of 6, allowing for 25 minutes of safer exposure before descending to moderate levels in November and low levels in December, with burn times extending to 30 and 45 minutes, respectively. Visitors and residents are strongly advised to monitor the UV Index, particularly during the high-risk months of April through September, and to take appropriate precautions such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize skin damage.
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 |
| Bloomfield | 3 | 5 | 6 | 9 | 9 | 11 | 10 | 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 |