Last updated: June 2, 2025
In Li On, Israel, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take proactive measures against sunburn and long-term skin damage, especially during the sunniest hours of the day. This Csa climate region experiences intense sunlight, with the UV Index peaking at a striking 12 around noon, posing significant risks for unprotected skin. Armed with this knowledge, you can enjoy the outdoors safely while minimizing the harmful effects of UV radiation.
The UV Index exhibits a dynamic rise and fall throughout the day, peaking dramatically in the early afternoon. Starting from a modest 1 at 07:00, it escalates to a moderate 3 by 08:00. The real intensity kicks in as it climbs to 5 at 09:00, then surges to 8 at 10:00. By 11:00, it reaches a striking 10, and at 12:00, it boasts an impressive 12, marking the day's zenith. As the afternoon progresses, the index gradually decreases, holding steady at 11 at 13:00 and tapering to 10 at 14:00. The evening sees a gentle decline to 8 at 15:00, followed by a drop to 5 at 16:00. As daylight wanes, the UV Index sinks back to 3 at 17:00 and returns to 1 by 18:00, lingering at this low level until 19:00. This fascinating pattern underscores the importance of sun protection, particularly during the peak 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 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with the highest levels recorded from March to August. The most critical months for UV exposure are May and June, where the Index reaches an extreme level of 11 to 12, resulting in a burn time of only 10 minutes. As such, visitors and residents should exercise caution during these months, utilizing sunscreen, protective clothing, and seeking shade during midday hours. In comparison, the months from January to April and November to December present lower risk with moderate exposure categories. It is essential to remain vigilant year-round, particularly during the high-risk months, to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Haifa UVI | 4 | 6 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Petah Tiqwa UVI | 4 | 6 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 8 | 5 | 4 |
| Tel Aviv UVI | 4 | 6 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 8 | 5 | 4 |
| Li On | 4 | 6 | 8 | 10 | 11 | 12 | 11 | 10 | 9 | 8 | 5 | 4 |
| Ashdod UVI | 4 | 6 | 8 | 10 | 11 | 12 | 11 | 10 | 9 | 8 | 5 | 4 |
| Jerusalem UVI | 4 | 6 | 8 | 10 | 12 | 12 | 11 | 11 | 10 | 8 | 5 | 4 |