Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Flint City, United States, where the sun's rays can pose significant risks to skin health. With UV levels reaching as high as 11 during peak hours, awareness of these fluctuations can be key in preventing sunburn and long-term skin damage. Flint City experiences a humid subtropical climate (Cfa), which means residents are often exposed to higher UV radiation during the warmer months. Protecting yourself from harmful ultraviolet rays is essential for maintaining healthy skin and enjoying outdoor activities safely. Stay informed about the UV Index to safeguard your well-being and enjoy the beautiful Michigan sunshine responsibly!
As the sun rises, the UV Index makes its initial climb, starting at a mild 1 by 7:00 AM, perfect for early morning outings. By 9:00 AM, it reaches a cautious 4, signaling a need for light protection. The day really heats up at 11:00 AM, where it peaks at a striking 9, and it hits its maximum intensity of 11 at 1:00 PM. During these hours, sunscreen is a must if you plan to be outdoors! As afternoon approaches, the intensity begins to wane, with the index tapering back to 7 by 3:00 PM and dropping to a relaxed 1 by 6:00 PM, perfect for evening strolls. Remember, while UV rays are their strongest in the early afternoon, they remain a factor throughout the day—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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with the highest risk months occurring from March to August. These months showcase increasingly extreme levels of UV radiation, peaking at an index of 11 in May, June, and July, where the burn time is critically short at just 10 minutes. February also marks the beginning of heightened risk with a UV Index of 7, while April reaches a very high index of 10. As visitors and residents enjoy outdoor activities, it is crucial to remain vigilant during these months. To protect against harmful UV exposure, it is advised to wear sunscreen, seek shade, and don protective clothing, especially during peak sun hours. Be mindful that even in months with a moderate UV Index, such as January, November, and December, sun protection is still necessary to maintain skin health.
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 |
| Flint City | 4 | 7 | 8 | 10 | 11 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |