Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Buna, United States, where the subtropical climate (Cfa) brings a variety of sun exposure levels throughout the year. As UV radiation can increase dramatically during peak hours, knowing the UV levels helps you make informed decisions to protect your skin from harmful sunburns and long-term damage. With maximum UV levels soaring to 11 during midday hours, awareness is not just helpful—it’s essential for maintaining skin health and enjoying the beautiful, sun-kissed days in Buna safely. Stay vigilant, avoid peak sun hours, and ensure your outdoor activities are sun-smart!
At 07:00, the UV Index starts at a mild 1, perfect for an early morning stroll. As the day unfolds, the intensity gradually climbs, reaching 2 by 08:00 and 3 by 09:00. The sun packs a punch at 10:00, soaring to a 6. By 11:00, it hits a significant 8, warning us to take precautions. The peak intensity arrives at 12:00, where the UV Index surges to a blistering 11. It maintains this level until 14:00, demanding attention and protection from the sun's rays. A gradual decline starts at 15:00, lowering to 9, followed by 6 at 16:00. As evening approaches, the numbers drop further to 4 at 17:00, a gentle reminder of the sun's retreat. Finally, by 18:00, it's down to 2, and by 19:00, we're back to a comfortable 1, marking the end of a sun-drenched day. ✨
| 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 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | 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 |
The UV Index shows significant seasonal changes, with a notable increase from January to July, peaking at an extreme level of 12 in July. The months of February through August highlight the high-risk periods for sun exposure, particularly in the very high to extreme categories, where burn times decrease significantly to as little as 10 minutes. Effective from May to August, residents and visitors should take precautions, including using sunscreen, wearing protective clothing, and seeking shade, especially during peak hours. As the UV levels drop in September and October, the risk remains high until November, transitioning back to moderate levels by December. Staying informed about these changes is essential for minimizing skin damage and maximizing outdoor enjoyment.
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 |
| Buna | 5 | 8 | 9 | 10 | 11 | 11 | 12 | 11 | 10 | 8 | 6 | 5 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |