Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Ras Al Khaimah City, where the sun shines brightly due to its BWh climate. Awareness of daily UV levels helps in preventing sunburn and protecting skin health, especially during peak hours when the index can soar to 11—an indication of extreme risk. With the sun reaching its zenith from 11 AM to 1 PM, exceeding levels that can cause harm, it's essential to stay informed. By monitoring the UV Index, you can take proactive steps to safeguard yourself and enjoy the stunning outdoor beauty that Ras Al Khaimah has to offer.
The UV Index for the day presents a compelling picture of solar intensity as it climbs steadily from 1 at 07:00, reaching its peak of 11 between 12:00 and 13:00. This midday high signals a time when sun protection is essential, especially for outdoor activities. As the afternoon unfolds, the index begins to dip, dropping to 9 at 14:00 and further dwindling to 6 by 15:00. As the day transitions towards evening, the levels fall to 3 by 16:00, gracefully trailing off to 1 by 18:00, and descending to 0 at 19:00. Awareness of these hourly fluctuations helps ensure safety and enjoyment in the sun.
| 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 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | 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 variability, peaking during the warmer months. High-risk months, notably from February to September, feature extreme levels, reaching a maximum of 12 in May, requiring minimal exposure times of just 10 minutes to prevent skin damage. March, April, May, June, July, and August all maintain this extreme category, emphasizing the importance of protective measures during these periods. As the summer fades into fall, the UV Index gradually lowers, with October and November falling into the very high and high categories, respectively. Residents and visitors alike are advised to take precautions, such as wearing sunscreen, hats, and protective clothing, especially during the peak hours of UV exposure throughout these crucial months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dubai UVI | 6 | 7 | 11 | 11 | 12 | 11 | 10 | 11 | 10 | 8 | 6 | 5 |
| Ajman City UVI | 6 | 7 | 10 | 11 | 12 | 11 | 11 | 10 | 10 | 8 | 6 | 5 |
| Abu Dhabi UVI | 6 | 8 | 10 | 11 | 12 | 11 | 12 | 10 | 10 | 9 | 7 | 6 |
| Ras Al Khaimah City | 6 | 8 | 11 | 11 | 12 | 11 | 11 | 11 | 10 | 8 | 7 | 5 |
| Sharjah UVI | 6 | 8 | 11 | 11 | 12 | 11 | 11 | 11 | 10 | 9 | 7 | 5 |