Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Howard, United States, where the climate favors sunny days that can lead to increased UV exposure. With a typical peak UV Index reaching 13 around midday, awareness of these levels is essential for sunburn prevention and long-term skin health. By recognizing the risks associated with higher UV readings, you can enjoy outdoor activities while safeguarding your skin against harmful effects. Whether you're basking in the sun or engaging in daily errands, staying informed about Howard's UV levels helps you make smarter choices and protect your well-being.
As the sun rises, the UV Index starts its matin ascent, peaking at a powerful 13 by 1 PM. Beginning at a gentle 1 at 7 AM, the index climbs steadily, reaching 2 by 8 AM and surging to 5 by 9 AM. The real impact unfolds around 10 AM, where it hits 8, leading to a formidable 10 at 11 AM. By noon, the UV intensity escalates to 12, and shortly after, it reaches its zenith at 1 PM with a maximum of 13. As the afternoon unfolds, the levels begin to decline but still remain impactful, dropping to 12 at 2 PM and then tapering off to 10 by 3 PM. Evening settles in with a comforting decrease, as the index cools to 7 by 4 PM, gradually sinking to 1 by 7 PM, underlining the importance of sun safety during peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | 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, the UV Index exhibits significant seasonal changes, peaking during the summer months. The highest risk for sunburn occurs from March to August, where the UV Index reaches extreme levels of 12 to 13 and the burn time shortens to just 10 minutes. Specifically, April, May, June, and July are critical months to be cautious, with April and May showcasing the highest UV readings. Visitors and residents are advised to take protective measures during these high-risk months by wearing sunscreen, seeking shade, and donning protective clothing, especially between 10 AM and 4 PM when the sun's rays are strongest. In contrast, January, November, and December present a lower risk with moderate UV levels, allowing for safer outdoor activities with less sun protection required.
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 |
| Howard | 4 | 7 | 10 | 12 | 13 | 13 | 13 | 12 | 10 | 7 | 5 | 4 |