Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Pregradnaya, Russian Federation, where the unique Dfb climate leads to significant variations in UV exposure throughout the day. With sunny mornings peaking at an index of 10 around noon, awareness of UV levels is essential for sunburn prevention and maintaining long-term skin health. Knowing when to seek shade or apply sunscreen can make all the difference in protecting your skin from harmful rays, especially during those high-risk hours when UV radiation is at its strongest. Stay informed and enjoy the sun safely in Pregradnaya!
At 07:00, the UV Index starts off low at 2, making it a gentle awakening to the day. As the sun climbs, so does the UV intensity, peaking with 10 at both 12:00 and 13:00, when sun exposure becomes particularly risky. Be cautious during these hours! 11:00 and 10:00 follow closely with UV Index readings of 9 and 8 respectively, indicating a significant increase in UV radiation. From 14:00 onwards, the index begins to decline, dropping to 6 at 15:00 and tapering further to 4 by 16:00. As evening approaches, the index settles back down to a safe 2 by 17:00, and then to 1 for the rest of the evening hours. Plan your outdoor activities wisely, especially between 10:00 and 14:00, to protect your skin while enjoying the sunshine!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | 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 | 2 | low | 45 min |
| 18:00 | 1 | 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Saint Petersburg UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Nizhniy Novgorod UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Yekaterinburg UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Moscow UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |
| Pregradnaya | 3 | 4 | 7 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 2 |