Last updated: June 2, 2025
Understanding the UV Index in Bir el Hafey, Tunisia is essential for safeguarding your skin and overall health. With the region's arid BWh climate, the sun's rays can be particularly intense, especially during the midday hours when the UV Index peaks at a whopping 12. Being aware of UV levels not only aids in sunburn prevention but also plays a critical role in long-term skin health. By staying informed about these daily fluctuations, locals and visitors alike can enjoy the beautiful Tunisian sun while minimizing risks associated with excessive UV exposure.
From 07:00 to 08:00, the UV Index shows a gentle increase from 2 to 3, signaling the start of a sunlit day. As the clock strikes 09:00, the index climbs to 6, marking a noticeable rise in UV exposure. By 10:00, it peaks at 8, but the real intensity hits at 11:00 with a striking 11—a clear indication that sun protection is vital. The maximum UVI of 12 is reached at 12:00, prompting caution as midday sun blazes. This level remains dangerously high at 13:00 before gradually tapering off: 10 at 14:00 and 7 by 15:00. As the day wanes, the index descends through 4 at 16:00, finally resting at a safe 2 by 17:00 and mellowing to 1 for the evening hours. Enjoy the sun, but remember to stay protected during the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | 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 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV Index indicate varying levels of sun exposure risk. The high-risk months occur from March to August, where the UV Index peaks at 12 in June, signaling an extreme risk with a burn time of just 10 minutes. Visitors and residents should be particularly vigilant during these months, practicing sun safety measures such as wearing sunscreen, protective clothing, and seeking shade during peak hours. As summer transitions into fall, the UV Index gradually decreases, moving back to a moderate level by December, offering relief for those sensitive to sun exposure. Staying informed about these fluctuations will help ensure safe outdoor activities year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bizerte UVI | 3 | 5 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |
| Tunis UVI | 3 | 5 | 6 | 8 | 9 | 11 | 10 | 10 | 8 | 7 | 4 | 3 |
| Sousse UVI | 3 | 5 | 7 | 8 | 9 | 11 | 11 | 10 | 8 | 7 | 4 | 3 |
| Sfax UVI | 4 | 5 | 7 | 8 | 10 | 11 | 11 | 10 | 8 | 7 | 5 | 3 |
| Kairouan UVI | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |
| Bir el Hafey | 4 | 6 | 8 | 9 | 10 | 12 | 11 | 11 | 9 | 7 | 5 | 3 |