Last updated: June 2, 2025
In Jemna, Tunisia, understanding the UV Index is crucial for protecting your skin and overall health, especially under the intense sun typical of a BWh climate. With UV levels peaking at a striking 11 during midday, residents and visitors alike must be aware of the risks of sunburn and skin damage. By keeping an eye on the UV Index, you can make informed decisions about sun protection, ensuring your outdoor activities remain enjoyable and safe. Whether you're strolling through Jemna's vibrant landscapes or soaking up the sun, knowledge of UV exposure risks is your best ally in maintaining healthy skin.
The UV Index throughout the day showcases a remarkable rise, peaking impressively at 11 between noon and 1 PM. Starting with a modest 1 at 7 AM, the index escalates to around 3 by 8 AM and rapidly climbs, hitting 5 by 9 AM. The ascent continues as the sun reaches its zenith, soaring to 8 at 10 AM and breaching the 10 mark by 11 AM. As we reach peak sun hours, it stabilizes at 11 for both 12 PM and 1 PM, before gradually descending to 9 at 2 PM and tapering off to 7 by 3 PM. The latter part of the afternoon sees a gentle decline to 4 at 4 PM, finally returning to the morning's low of 1 by 6 PM, and maintaining this relaxed level through 7 PM. It's a vivid reminder of the sun's strength, urging outdoor enthusiasts to stay sun-smart during the intense midday hours!
| 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 | 11 | extreme | 10 min |
| 14:00 | 9 | 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, the UV Index fluctuates significantly, reflecting changes in sun intensity and potential risk for skin damage. The highest risk months are June, July, and August, where the index peaks at 11, classified as extreme, necessitating minimal exposure to the sun (with a burn time of only 10 minutes). Following these months, April and May also reveal high UV levels, reaching 9 and 10, respectively, with burn times dropping to 15 minutes. As winter approaches, UV levels decrease, with January and December registering at 4, and the exposure category listed as moderate (burn time of 30 minutes). For both visitors and residents, it is crucial to take proper sun safety measures, particularly between April and September, including wearing sunscreen, protective clothing, and seeking shade during peak hours.
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 |
| Jemna | 4 | 6 | 7 | 9 | 10 | 11 | 11 | 11 | 9 | 7 | 5 | 4 |