Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Lake Petersburg, United States, where sunlight exposure can significantly impact skin health. The UV Index provides vital information on the potential for sunburn and long-term skin damage, making it essential to stay informed. With a Dfa climate, Lake Petersburg experiences a range of UV levels throughout the day, peaking at a high of 10 during midday hours. This awareness helps you protect yourself from harmful effects while enjoying the beautiful outdoors, ensuring that your time in the sun remains safe and enjoyable.
As the sun rises, the UV Index starts its ascent, with a gentle 1 at 07:00. By 08:00, it begins to climb, reaching 2, signaling a reminder to take care. The real intensity kicks in at 10:00, where the index peaks at 6, escalating to a scorching 9 by noon. The hottest moment arrives at 13:00, showcasing a dramatic 10—a level that demands serious sun protection. Although the UV level begins to drop after this peak, it remains notable; at 14:00, it settles at 9, then declines gently, hitting 3 by 17:00. As daylight fades towards the evening, it tapers off to 2 at 18:00 and finally returns to a safe 1 by 19:00. It's a vivid reminder of the sun's power 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 | 8 | very high | 15 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 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits notable seasonal variations that can significantly impact skin health. From January to March, the UV Index gradually increases, reaching a high of 7 in March, indicating a growing risk for skin damage. April and May see a sharp rise, with very high values of 9 and 10, encouraging caution as burn times decrease to just 15 minutes. The peak occurs in June and July, where the UV Index reaches an extreme level of 11, suggesting a maximum burn time of only 10 minutes—making these the highest-risk months. As summer wanes into August and September, the levels remain very high but slightly decrease. October brings a safer high UV Index of 6, while the year wraps up with moderate levels in November and December. To protect against UV exposure, both visitors and residents are advised to take precautions during the high-risk months, particularly from April to September, such as wearing protective clothing, utilizing sunscreen, and seeking shade during peak hours.
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 |
| Lake Petersburg | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 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 |