Last updated: July 2, 2025
Understanding the UV Index in Plymouth, Montserrat is crucial for protecting your skin and overall health in this tropical paradise. High UV levels, especially during midday when the index peaks, can lead to painful sunburn and long-term skin damage. With Plymouth's warm climate resulting in consistent sun exposure, awareness of UV levels helps residents and visitors alike enjoy the outdoors safely. By checking the UV Index regularly, you can take essential precautions, ensuring a fun and safe experience under the Caribbean sun!
The UV Index journey throughout the day reveals a dynamic and intense sunlight experience. Starting with a gentle maximum of 1 at 7:00 AM, the index climbs steadily, reaching 3 by 8:00 AM. It then takes a commanding leap to 6 at 9:00 AM, before peaking at a striking 14 around 12:00 PM—the moment when sun safety is most crucial. As the afternoon progresses, the UV intensity begins to taper off, dipping to 10 at 2:00 PM, and down to 4 by 4:00 PM. Finally, the day wraps up with a return to more manageable levels, settling at 0 by 7:00 PM. This data highlights the importance of protective measures during peak hours when the sun’s rays are most potent.
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 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 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 varies significantly throughout the year, peaking during the summer months. January starts with a UV Index of 9, categorized as very high, with a burn time of 15 minutes. As we move into February and advance through March, April, May, and June, the index rises to 11 and 13, categorized as extreme, with a consistently low burn time of just 10 minutes. The highest UV Index of 14 occurs in July, followed closely by August and September, maintaining the extreme category. By October, it slightly decreases to 12, before dropping back to 10 in November and returning to 9 in December, both categorized as very high.
High-risk months for sun exposure are February through October, during which residents and visitors should take extra precautions, including applying sunscreen frequently, wearing protective clothing, and seeking shade during peak hours. Staying vigilant against UV radiation is essential for safe outdoor activities during these months.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Plymouth | 9 | 11 | 13 | 13 | 13 | 12 | 14 | 13 | 13 | 12 | 10 | 9 |
Saint Peters UVI | 9 | 11 | 13 | 13 | 13 | 12 | 14 | 13 | 13 | 12 | 10 | 9 |
Saint John's Village UVI | 9 | 11 | 13 | 13 | 13 | 12 | 14 | 13 | 13 | 12 | 10 | 9 |
Salem UVI | 9 | 11 | 13 | 13 | 13 | 12 | 14 | 13 | 13 | 12 | 10 | 9 |