Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Otok, Croatia, particularly given its Cfb climate, which features warm summers and mild winters. Awareness of UV levels can significantly aid in sunburn prevention and overall skin health, as the sun's intensity peaks during midday hours. With UV Index values soaring to 9 at 1 PM, Otok's sun exposure poses risks that shouldn't be overlooked. By staying informed about these UV levels, you can enjoy the beautiful Adriatic sun while protecting your skin and enhancing your outdoor experience.
The UV Index throughout the day paints a clear picture of the sun's intensity. Early morning starts gently at 1 around 07:00, but as the day progresses, the UV levels rise sharply, peaking at a robust 9 between 13:00 and 14:00. This midday surge emphasizes the importance of sun protection during the sunniest hours. By 15:00, the index begins to decline, settling down to 6, then tapering off to 3 by 17:00, and finally returning to a more manageable 1 as the sun sets. Whether you're planning outdoor activities or seeking shade, it's crucial to stay aware of the UV levels throughout the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV exposure highlight significant fluctuations in the UV Index. The months of May through August are particularly high-risk, with UV Index values reaching a peak of 10, indicating very high exposure and a burn time of only 15 minutes. Visitors and residents should remain vigilant during these months, employing protective measures such as sunscreen and clothing, especially between 10 AM and 4 PM when UV exposure is strongest. March and April also show increased risk with UV Index values of 6 and 7 respectively. Conversely, January and December present lower risk levels, with UV Index values of 2 indicating low exposure and longer potential burn times of 45 minutes. It is essential to monitor UV levels year-round and adjust sun protection strategies accordingly to ensure safety.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Osijek UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Zagreb UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 5 | 3 | 2 |
| Rijeka UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Zadar UVI | 2 | 4 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Split UVI | 2 | 4 | 6 | 7 | 8 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| Otok | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |