Last updated: June 2, 2025
In Nanakuli, United States, staying aware of the UV Index is crucial for protecting your skin from harmful radiation. The UV Index helps residents and visitors gauge daily sun exposure levels, which is essential for preventing sunburn and promoting long-term skin health. With a climate characterized by warm temperatures and plenty of sunshine, Nanakuli experiences elevated UV levels, particularly during midday hours when indices can soar to 12. Understanding these levels empowers individuals to take necessary precautions, ensuring that outdoor activities remain enjoyable and safe.
The UV Index today showcases a dynamic pattern, starting off gently with a maximum of 1 at 7:00 AM. As the day progresses, the intensity rises, peaking at an impressive 12 between 12:00 PM and 1:00 PM—the moment when sun safety becomes paramount. Just before noon, the index hits 11, inviting sun-seekers to enjoy the warmth but reminding them to stay protected. After its zenith, the index gradually declines, dropping to 10 at 2:00 PM, and continues to decrease throughout the afternoon and evening, falling to 1 by 7:00 PM. This daily UV cycle highlights the importance of being mindful around midday when UV exposure is at its highest. Remember to apply sunscreen and wear protective gear during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, with the highest levels typically occurring from March to October. During March to September, the index peaks, often reaching 12 or higher, categorizing these months as extreme exposure months, where burn time is as low as 10 minutes. Notably, July and August are the most critical months, with a UV Index of 13. To protect against harmful UV exposure, visitors and residents should take precautions such as wearing sunscreen, protective clothing, and sunglasses, especially during these high-risk months. As the year transitions to late fall and winter, UV levels decrease, with November and December presenting a lower risk, although caution is still advised with indexes of 8 and 7, respectively. Stay informed and protect your skin to enjoy outdoor activities safely!
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 |
| 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 |
| Nanakuli | 8 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 11 | 8 | 7 |