Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Porus, Jamaica, where the warm, tropical climate often leads to high levels of ultraviolet radiation. Awareness of UV levels can significantly impact your skin health by helping you prevent sunburn and reduce the long-term risk of skin damage. In Porus, the UV Index peaks remarkably, reaching a dangerous level of 13 around noon, highlighting the importance of vigilant sun protection. As you enjoy the beautiful sunshine, staying informed about UV exposure risks will ensure you make the most of your time while keeping your skin safe and healthy.
The UV Index showcases a dynamic increase throughout the day, peaking at 13 around 12:00 PM. Starting from a gentle 1 at 7:00 AM, the index steadily climbs as the sun ascends, reaching 6 by 9:00 AM. The intensity becomes palpable by 11:00 AM with a sharp rise to 12, before hitting its zenith at 13 at noon, prompting caution for outdoor activities. As the afternoon unfolds, the levels begin to decline, dipping to 10 by 2:00 PM and gradually falling to 0 by 7:00 PM, signaling safer conditions for evening strolls. It’s essential to stay protected during the midday hours when the sun's rays are most intense!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking from February to September, with exceptionally high levels during March to September where it consistently reaches an extreme category of 13-14 and a burn time of just 10 minutes. January and November feature a very high UV Index of 9, while December and October see a slight decline to 8-12, with burn times increasing to 15 minutes. Given these readings, it is crucial for visitors and residents to exercise caution during the high-risk months of February through September, particularly in the height of summer when UV exposure is most intense. It is advisable to wear protective clothing, apply broad-spectrum sunscreen liberally, and seek shade during peak sun hours to minimize the risk of skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Montego Bay UVI | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |
Porus | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |
Mandeville UVI | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |
Portmore UVI | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |
Spanish Town UVI | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |
Kingston UVI | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 8 |