Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Sjenica, Serbia. With its Cfb climate, Sjenica experiences varying levels of sun exposure throughout the day, making it important to stay informed about UV levels to prevent sunburn and promote skin health. During peak hours, especially between 11:00 a.m. and 1:00 p.m. when UV Index readings can soar as high as 10, the risk of harmful effects on your skin significantly increases. By being aware of the UV Index, you can take proactive measures to safeguard your skin against damage, ensuring a safer and more enjoyable time outdoors.
The UV Index reaches its peak during the midday hours, showcasing a vibrant sun's intensity. Starting with a gentle 1 at 07:00, it gradually escalates to 3 by 08:00. As the day progresses, the index soars to 5 at 09:00, hitting 7 by 10:00. The real highlight occurs between 11:00 and 13:00, when it peaks at an impressive 10, urging everyone to take caution. Following this, the index begins a slow descent, dropping to 9 at 14:00 and gradually declining to 5 by 16:00. By 18:00, it reduces to 2, finally settling back at 1 by 19:00. This hourly data highlights the importance of sun safety during the peak hours of the day.
| 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 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, indicating varying levels of risk for sun exposure. From January to February, UV levels remain in the moderate range (3-4), allowing for approximately 30 minutes of safe sun exposure. As spring approaches in March, the UV Index escalates to 7, marking the beginning of high risk, with a reduced safe exposure time of 25 minutes. The late spring and summer months, particularly April to August, experience the highest UV readings, with values reaching a peak of 10 in June and July, categorizing them as very high risk and necessitating careful sun protection after just 15 minutes of exposure. September sees a slight decline to an 8, while October drops to a 6, signaling a return to high risk. Conversely, late fall and winter months—November (3) and December (2)—see safer exposure categories, with burn times extending up to 30-45 minutes. Visitors and residents should take proactive measures in high-risk months (March to September) by using sunscreen, wearing protective clothing, and seeking shade to minimize sun damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Novi Sad UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Zemun UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Belgrade UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Kragujevac UVI | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Nis UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |
| Sjenica | 3 | 4 | 7 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 2 |