Last updated: June 2, 2025
In Heritage Lake, United States, being aware of the UV Index is essential for maintaining your skin health and preventing sunburn, especially during the sunniest parts of the day. With maximum UV levels peaking at a vigorous 11 around noon, understanding these fluctuations can help you plan your outdoor activities and protect yourself from harmful UV radiation. Given Heritage Lake's Dfa climate, characterized by warm summers and potential clear skies, the risks associated with UV exposure are notably high. By staying informed about the UV Index, you can enjoy the beauty of your surroundings while keeping your skin safe and healthy.
The UV Index steadily climbs as the day progresses, starting from a mild 1 at 7:00 AM and reaching a peak of 11 by 1:00 PM. Sun-seekers and outdoor enthusiasts should be mindful, as the index hits a high of 10 at 12:00 PM, signaling significant UV exposure. After this peak, the index gradually decreases, dropping to 8 by 3:00 PM, and continuing to decline to 1 by 7:00 PM. For safe sun enjoyment, it’s best to take precautions during those high UV hours, particularly between 11:00 AM and 2:00 PM. Remember to sport your hats and sunscreen!
| 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 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the UV Index levels, significantly affecting sun exposure and burn times throughout the year. From January to February, UV levels remain moderate (3-5), allowing for a 30-minute burn time. However, starting in March, the UV Index rises to 7, indicating high exposure risk with burn times of 25 minutes. The peak risk occurs from April to June, where the UV Index hits 9-11, classifying these months as very high to extreme (with burn times reduced to 10-15 minutes). July and August maintain high levels of sun intensity, but begin to taper off in September (UV Index 8). By October, the UV Index decreases to 6, marking a return to high exposure risk, while November and December offer moderate to low levels (4 and 2 respectively), allowing for longer burn times. Visitors and residents are advised to take extra precautions during high-risk months (March to September) by wearing protective clothing and applying sunscreen regularly, particularly when UV levels are at their peak.
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 |
| Heritage Lake | 3 | 5 | 7 | 9 | 10 | 11 | 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 |