Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents of Rislane, Morocco, where the sun's rays can pose serious risks to skin health. With UV levels peaking at 11 during the hottest hours of the day, awareness is key to preventing sunburn and long-term skin damage. In this beautiful Csa climate zone, typical exposure to high UV radiation demands that locals and visitors alike stay informed to protect themselves from harmful effects. Knowing when to seek shade and apply sunscreen can make all the difference in enjoying the radiant Moroccan sun safely.
As the sun rises, the UV Index begins to climb, starting from a mild 1 at 07:00. By 09:00, it reaches a moderate 5, setting the stage for a bright day ahead. The intensity peaks sharply around 12:00, hitting a staggering 10, before reaching its highest point of 11 at 13:00—a crucial time to take precautions against sun exposure. Gradually, the index begins to wane after the noon peak, dropping to 8 by 15:00 and further to a gentle 2 by 18:00. As evening falls, the UV Index returns to a safe 1 by 19:00, marking the end of the day's solar intensity. Remember, staying protected during the peak hours from 11:00 to 14:00 is key!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, highlighting varying risks associated with sun exposure. High-risk months occur between March and August, with peaks in May and June, where the UV Index reaches 11-12 in the extreme category, allowing for a burn time of just 10 minutes. Notably, April and August also present high risk with Index values of 9 and 10, respectively. Residents and visitors are advised to take precautions during these months, such as wearing protective clothing, applying sunscreen frequently, and seeking shade during peak sun hours to minimize the risk of skin damage. In the winter months, from December to February, the UV Index remains at a moderate level, but it is still advisable to practice sun safety, particularly in February as the UV Index rises to 5.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Casablanca UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 5 | 4 |
| Sale UVI | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Rabat UVI | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Rislane | 3 | 5 | 8 | 9 | 11 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |
| Fes UVI | 4 | 5 | 8 | 10 | 11 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |
| Marrakesh UVI | 4 | 6 | 9 | 10 | 12 | 12 | 11 | 11 | 10 | 8 | 6 | 5 |