Last updated: June 2, 2025
In Al Jumum, Saudi Arabia, understanding the UV Index is crucial for protecting your skin and overall health. With peak UV levels often reaching a dangerous 11, residents and visitors alike must be aware of how intense sun exposure can lead to sunburn and long-term skin damage. The region's BWh climate brings prolonged sun exposure, especially during the summer months, making it essential to monitor UV levels throughout the day. By staying informed, you can enjoy the beautiful desert landscape while keeping your skin safe from harmful rays.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it climbs to a moderate 3, signaling the approach of midday intensity. The peak is reached at 12:00 PM with a notable 11, indicating the need for sun protection. Throughout the afternoon, the index gradually declines: 10 at 1:00 PM and 8 by 2:00 PM, before tapering off to 6 at 3:00 PM. As the sun begins its descent, the UV Index drops significantly to 3 by 4:00 PM, then gently fades to 2 at 5:00 PM. By 6:00 PM, it settles at 1 and finally reaches 0 as evening approaches at 7:00 PM. This data exemplifies the importance of sun safety during the peak hours of 10:00 AM to 2:00 PM when UV exposure is at its highest. Stay protected and enjoy the sunshine!
| 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 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | 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 changes, peaking between March and August when levels reach an extreme category of 11-13. March, with an index of 11, marks the start of high-risk months, and this trend escalates through April (12) and May (13), where burn times drop to just 10 minutes. The extreme conditions continue in June, July, and August, maintaining an index of 11, before tapering off to September and October, where the UV Index returns to the very high category with values of 10. As winter approaches, the UV Index decreases in November (8) and December (7), offering somewhat safer conditions with longer burn times of 15 and 25 minutes, respectively. Visitors and residents should take precautions during the high-risk months from March to September, utilizing sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize exposure and risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Riyadh UVI | 7 | 8 | 10 | 10 | 12 | 11 | 11 | 10 | 11 | 9 | 7 | 6 |
| Al Jumum | 8 | 9 | 11 | 12 | 13 | 11 | 11 | 11 | 10 | 10 | 8 | 7 |
| Mecca UVI | 8 | 9 | 11 | 12 | 13 | 11 | 11 | 11 | 10 | 10 | 8 | 7 |
| Jeddah UVI | 8 | 9 | 11 | 12 | 13 | 11 | 11 | 11 | 10 | 10 | 8 | 6 |
| Sultanah UVI | 7 | 9 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 9 | 8 | 6 |
| Medina UVI | 7 | 9 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 9 | 8 | 6 |