Last updated: May 3, 2025
Understanding the UV Index in Rivne, Ukraine is crucial for maintaining skin health and preventing sunburn, especially during the sunniest hours of the day. As Rivne experiences a Dfb climate, residents and visitors can encounter varying UV levels throughout the year, peaking at a notable 7 around midday. By staying informed about UV exposure risks, individuals can take necessary precautions to shield themselves from harmful rays, ensuring enjoyable and safe outdoor experiences. Whether you're spending a day in the vibrant parks of Rivne or exploring its scenic surroundings, awareness of the UV Index can make all the difference for your skin's wellbeing.
As the sun rises, the UV Index begins to climb, starting the day at a modest 1 at 07:00. By 08:00, it gently increases to 2, setting the stage for a bright morning. However, from 09:00 onward, the intensity picks up, reaching 3 by mid-morning. The sun is at its peak from 11:00 to 13:00, when the UV Index hits a high of 7, indicating a need for sun protection. As the afternoon progresses, the UV levels gradually decrease, falling to 6 at 15:00 and then to 4 by 16:00. By the evening hours, the index returns to a low of 1 by 18:00, signaling a safe time to enjoy outdoor activities as the sun sets. This data emphasizes the importance of sun safety during the peak hours of 11:00 to 14:00 when UV exposure is greatest.
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 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, the UV Index experiences significant seasonal changes, with the highest levels typically occurring during the summer months. From June to August, the UV Index reaches a peak of 8, categorized as very high, which necessitates caution as the burn time shrinks to just 15 minutes. This makes June, July, and August high-risk months for sun exposure. Conversely, during the winter months, particularly November through March, the UV Index is much lower, ranging from 1 to 5, with associated burn times of 30 to 45 minutes. As such, visitors and residents are advised to take increased precautions during the peak summer months by wearing sunscreen, protective clothing, and seeking shade whenever possible, while enjoying more lenient sun exposure during the winter months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kyiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Kharkiv UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Dnipro UVI | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Rivne | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Donetsk UVI | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 1 |
| Odessa UVI | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 7 | 4 | 3 | 2 |