Last updated: July 2, 2025
Understanding the UV Index in Hawi, United States, is essential for maintaining skin health and preventing sunburn. With its tropical climate, the region experiences intense UV radiation, especially during midday when levels can reach a dangerous 13. Awareness of these UV levels helps residents and visitors alike take necessary precautions to protect themselves from harmful effects. As the sun rises higher in the sky, awareness of the UV Index becomes crucial—without protective measures, even short exposure can lead to skin damage. Stay informed and embrace safer sun habits to enjoy all that beautiful Hawi has to offer!
At dawn, the UV Index starts gently, peaking at 1 by 7:00 AM. As the sun rises higher, the intensity increases sharply, reaching 3 by 8:00 AM and climbing to an impressive 9 by 10:00 AM. The day reaches its zenith of sun exposure at 13 around noon and remains at this level until 1:00 PM. After that, the UV Index begins to decline, with a noticeable drop to 7 by 3:00 PM, and then further to 2 by 5:00 PM. As evening approaches, the UV Index gently fades to 1 by 6:00 PM, and finally returns to 0 by 7:00 PM. Remember to take precautions during the peak hours, especially between 11:00 AM and 1:00 PM, when UV levels are at their highest!
| 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 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant seasonal fluctuations, with January and December marking the lower range at 8, indicating a very high exposure category and a burn time of 15 minutes. As we transition to February, the index climbs to 10, remaining in the very high category. March to September sees the peak, with values reaching 13 in the summer months of June, July, and August, all categorized as extreme with a minimal burn time of just 10 minutes. October slightly decreases to 11, before returning to 9 in November. For anyone visiting or residing in the area, it is crucial to take protective measures during the spring and summer months, particularly from March to September, where sun exposure is most dangerous. Wearing sunscreen, protective clothing, and seeking shade during peak hours are highly recommended to mitigate the risks of UV-related harm.
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 |
| Hawi | 8 | 10 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 11 | 9 | 8 |