Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Redfield, United States, particularly as this area experiences a Dfa climate that can elevate sun exposure risks during peak hours. With UV levels reaching a high of 9 around midday, being aware of these fluctuating indices is essential for preventing sunburn and protecting overall skin health. Knowing when the UV index is particularly strong helps residents take necessary precautions against harmful rays, ensuring a safer and more enjoyable time outdoors in their beautiful community.
From 07:00 to 09:00, the UV Index remains low, with a maximum of 1, making it a safe time for outdoor activities. However, as the day progresses, be prepared for a rise in UV exposure: by 10:00, the index reaches 4, signaling the start of increased caution. The sun peaks at 12:00, hitting an impressive 8, and climbs even higher to a maximum of 9 from 13:00 to 14:00. This is the ideal moment to seek shade or wear protective gear, as the sun's rays are at their strongest. Gradually, the index declines through the afternoon, dropping to 4 by 17:00 and falling further to a comfortable 1 by 19:00. Stay safe under the sun, especially during peak hours!
| 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 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 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, seasonal UV changes highlight varying levels of sun exposure risk. During the winter months (January to March), the UV Index remains moderate with values between 3 and 5, allowing for 30-minute burn times. As spring arrives in April, the UV Index rises to 7, indicating a high-risk period, which continues to escalate in the summer months of May through September, where the index peaks at 10 in June. These summer months are categorized as very high risk, with just 15 minutes of exposure leading to potential burns. Notably, May through September stand out as high-risk months, making it crucial for visitors and residents to adopt sun safety measures, such as applying sunscreen, wearing protective clothing, and seeking shade during peak sun hours. As fall and winter approach, the risk diminishes with the UV Index declining back to moderate and low levels by October and December, respectively. Stay informed and protect your skin throughout the year!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Redfield | 3 | 4 | 5 | 7 | 9 | 10 | 9 | 9 | 8 | 5 | 3 | 2 |
| 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 |