Last updated: June 2, 2025
In Pratt, United States, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps in preventing sunburns and minimizing the risk of skin cancer, particularly during those peak afternoon hours when the UV Index soars to 11—indicating a very high risk of harm from unprotected sun exposure. With Pratt's Cfa climate, characterized by warm summers, residents and visitors alike should be particularly vigilant about UV risks. By staying informed about daily UV exposure, you can enjoy the sun responsibly and keep your skin healthy.
The UV Index is a crucial indicator of sun exposure, peaking dramatically throughout the day. Starting at a mild 1 by 07:00, it escalates swiftly, reaching 3 by 09:00. The intensity rises further, hitting 5 at 10:00 and surging to a striking 8 by 11:00. The sun's power truly culminates at 12:00, with an impressive 10 on the scale, and maintains a scorching 11 through 13:00 and 14:00. As the afternoon progresses, values begin to decline from 10 at 15:00 to 7 by 16:00, and gently taper off to 5 at 17:00, finally dwindling back to 3 by 18:00 and 1 come 19:00. Stay protected during peak hours to enjoy the sunshine safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 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 |
| Pratt | 4 | 6 | 7 | 10 | 11 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |
| 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 |