Last updated: July 2, 2025
Understanding the UV Index in Marked Tree, Arkansas is essential for protecting your skin and maintaining overall health. With peak UV levels reaching 11, residents and visitors must be aware of the risks associated with sun exposure, including painful sunburns and long-term skin damage. Given Marked Tree's Cfa climate, characterized by hot summers, the need for UV awareness is particularly critical as outdoor activities can lead to elevated exposure during the sun's peak hours. Stay informed and safeguard your skin by keeping an eye on the UV Index!
The UV Index data highlights a dramatic rise in sun intensity as the day progresses. Starting early at 1 around 7:00 AM, it gradually climbs to 10 by noon, peaking at a staggering 11 at 1:00 PM. This is the moment when UV exposure becomes most concerning, emphasizing the importance of sun protection. As the afternoon unfolds, the index gracefully tapers down, dipping to 8 by 3:00 PM and further declining to 4 by 5:00 PM. By the time evening rolls in, the UV Index settles back to 1 at 7:00 PM, signaling a reprieve from the midday sun. This data can be a crucial guide for planning outdoor activities safely throughout the day.
| 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 | 6 | 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 | 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 reveals significant seasonal fluctuations, with high-risk months occurring from April to August. In this period, the UV Index reaches extreme levels of 11, particularly in May, June, and July, necessitating quick precautions as the burn time can be as brief as 10 minutes. Visitors and residents should be especially vigilant during these months, utilizing sunscreen, wearing protective clothing, and seeking shade during peak hours. As summer fades, the UV levels decrease, but caution remains advisable, particularly in September (UV Index 9) and October (UV Index 7). In the winter months, the UV Index drops to moderate levels, but it’s still essential to protect your skin, as even during these times, burn times can be as short as 30 minutes in January and November. Always stay informed and practice sun safety year-round!
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 |
| Marked Tree | 4 | 6 | 7 | 10 | 11 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |