Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Lockport, United States, where the climate can lead to varied levels of sun exposure throughout the day. With peak UV levels reaching 10 from noon to early afternoon, being informed about these radiation levels is essential for preventing sunburn and protecting skin health. As a city in the temperate Dfa climate zone, Lockport experiences significant sunshine, particularly during the summer months, which heightens the risk of UV-related skin damage. By staying aware of the UV Index, you can enjoy outdoor activities safely while safeguarding your skin from harmful effects.
At dawn, the UV Index starts off gently at 1 by 7:00 AM, barely warranting sun protection. As the morning unfolds, it gradually climbs to 2 by 8:00 AM and reaches 4 at 9:00 AM, signaling moderate exposure risk. The sun peaks at noon with a maximum of 10, indicating high risk for harm from unprotected sun exposure. From 1:00 PM to 2:00 PM, the UV Index holds steady at 10, urging everyone to stay mindful of their sun safety. As the afternoon progresses, the levels decline, dipping to 9 at 2:00 PM and falling further to 5 by 4:00 PM. By evening, the index reduces to 1 by 7:00 PM, allowing for a safe outdoor experience as daylight dims. It’s clear that the midday hours require vigilance against sun exposure, while early and late hours provide a more relaxed approach.
| 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 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV index levels fluctuate significantly, with notable increases during the warmer months. January and February experience a moderate UV index of 3 and 4, allowing for a 30-minute burn time under the sun. As the seasons transition into March and onward, the risk escalates, peaking in June and July with a maximum UV index of 10—classifying these months as high-risk. During these summer months, individuals are advised to limit sun exposure to just 15 minutes to prevent skin damage. The trend continues with August and September maintaining high levels (UV index of 9 and 8 respectively) before tapering off in October (UV index 6) and returning to moderate levels in November and December (UV index of 4 and 2). Residents and visitors should prioritize sun protection, especially during the peak months of April through September.
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 |
| Lockport | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 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 |