Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Evansville, United States, as it serves as a vital tool in safeguarding your skin health and preventing sunburn. With the city experiencing a humid subtropical climate (Cfa), residents can face significant UV exposure, particularly during the peak hours of sunlight. As the UV Index in Evansville can reach a maximum of 11 around noon, being aware of these levels can help you make informed decisions about sun protection, especially during the warmer months when the risk of skin damage is heightened. Staying informed and taking appropriate precautions will ensure you enjoy the outdoors while keeping your skin safe from harmful UV rays.
The UV Index for today starts off mild, peaking at 1 by 7:00 AM, then gradually increases as the sun climbs higher in the sky. By 10:00 AM, it hits 6, indicating a moderate level of UV exposure. The intensity keeps climbing, reaching a maximum of 11 at 1:00 PM, making this the most crucial time for sun safety. As the afternoon progresses, the index begins to wane, dropping to 8 by 3:00 PM, then further to 2 by the evening, signalling a return to a safer UV environment. Remember, protecting your skin is vital during those peak hours of 10 AM to 2 PM!
| 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 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk for visitors and residents. From January to February, the UV Index ranges from 3 to 5, categorized as moderate, allowing for a relatively safe burn time of 30 minutes. As spring approaches in March, the index rises to 7 (high), with a burn time decreasing to 25 minutes. The most critical months for sun exposure are April to July, where the UV Index peaks at 11, classified as extreme, resulting in a burn time of only 10 minutes. In August and September, the risk remains high, with indexes at 10 and 9, respectively; however, burn times slightly increase to 15 minutes. As temperatures cool in October through December, the UV Index returns to moderate levels, minimizing the burn time back to 30 minutes by year-end. Visitors and residents are advised to take extra precautions during the high-risk months of April through July, such as wearing protective clothing, using sunscreen, and limiting sun exposure during peak hours to mitigate the risk of sunburn and skin damage.
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 |
| Evansville | 3 | 5 | 7 | 9 | 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 |