Last updated: May 3, 2025
In Duga Resa, Croatia, staying informed about the UV Index is crucial for ensuring skin health and preventing sunburn, especially during the sunniest months. The region's Cfb climate brings a mix of warm summers and mild winters, but during peak hours, UV levels can soar to a high of 8—indicating a significant risk of overexposure. Understanding these UV levels empowers residents and visitors alike to take necessary precautions, such as applying sunscreen and seeking shade, to protect themselves from harmful rays. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin!
The UV Index throughout the day paints a vivid picture of solar intensity. Starting off gently at 1 around 7:00 AM, the index gradually rises, reaching 2 by 8:00 AM. The sun's rays intensify, peaking at 8 between 12:00 PM and 1:00 PM, making it the most crucial time for sun protection. As the afternoon progresses, the UV Index begins to taper off, dropping to 6 by 3:00 PM and eventually declining back to a mild 1 as the evening sets in at 6:00 PM. This data emphasizes the importance of vigilance during peak hours to safeguard against harmful UV exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 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, UV index levels fluctuate significantly, indicating varying exposure risks for both visitors and residents. From January to April, the UV index gradually increases from 2 (low) to 6 (high), with April marking the beginning of heightened caution. The high-risk months for UV exposure are May through August, where the index peaks at 9 (very high) for both June and July, necessitating careful sun protection measures, including sunscreen application and protective clothing, as burn times drop to just 15 minutes. As summer transitions to autumn, the index decreases, bringing lower risks with September falling back to 6 (high) and gradually lowering through the fall and winter months. Residents and visitors are advised to monitor UV levels regularly, especially during the peak summer months, to ensure safety while enjoying outdoor activities.
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 |
| Duga Resa | 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 |