Last updated: July 2, 2025
Understanding the UV Index in Grubisno Polje, Croatia, is essential for safeguarding your skin health and preventing sunburn. With maximum UV levels peaking at 9 during the midday hours, the risks of overexposure increase significantly, especially in this Cfb climate zone, which features warm summers that can amplify UV intensity. By staying informed about UV levels, residents and visitors can make proactive choices to protect themselves, ensuring enjoyable outdoor experiences without compromising skin safety. Whether you're exploring the picturesque landscapes or simply relaxing outdoors, awareness of the UV Index is your best defense against harmful UV radiation.
The UV Index today presents a notable climb as the sun ascends, peaking at 9 around noon and early afternoon, signaling very high sun exposure risk. Starting gently at 1 by 7 AM, the index rises steadily, reaching 6 by 10 AM and then surging to its maximum of 9 between 12 PM and 1 PM. Early afternoon brings a slight decline to 8 at 2 PM, followed by a gradual decrease through the later hours, settling back to 1 by 7 PM. With this trajectory, it's crucial to take precautions during the peak hours of 11 AM to 1 PM, ensuring skin protection against harmful UV rays. Stay safe and enjoy the sun wisely!
| 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 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | 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, 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 |
| Grubisno Polje | 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 |