Last updated: June 2, 2025
In Rostov-na-Donu, understanding the UV Index is essential for protecting your skin and overall health amid the region's Dfa climate. With sunburn risk peaking around midday when UV levels reach an impressive 8, awareness of the UV Index can help you enjoy the outdoors safely. By recognizing these levels, residents and visitors alike can take necessary precautions to prevent skin damage, ensuring that fun in the sun doesn't come with the threat of harmful effects. As the sun rises, UV radiation increases quickly, making it vital to stay informed and prepared for daily UV exposure risks!
As the day unfolds, the UV Index rises sharply, peaking at 8 between 11:00 AM and 1:00 PM, indicating a high risk of harm from unprotected sun exposure. Starting at a modest 2 at 7:00 AM, the index climbs steadily, hitting 6 by 10:00 AM, and reaching its zenith as the sun is at its highest. This intense exposure continues until 2:00 PM, where it begins to decline, dropping to 5 at 3:00 PM and tapering off to 1 by 7:00 PM. It's a reminder that while the sun provides warmth and light, protecting your skin during peak hours is essential for safety and health. Stay vigilant, especially in the afternoon!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 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, seasonal changes in UV Index can significantly impact sun safety measures for visitors and residents. Generally, high-risk months include May through August, when the UV Index peaks at 8 or 9, classified as very high, with a burn time as short as 15 minutes. During this period, it is crucial to take precautions such as wearing sunscreen, protective clothing, and seeking shade. Conversely, the UV Index is low to moderate from January to April and from September to December, with safer exposure levels and longer burn times. January and December present the lowest risk, but it is still advisable to remain vigilant regarding sun exposure during all months, particularly in transitional periods like March and September when UV levels can rise unexpectedly.
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 |
| Rostov-na-Donu | 2 | 3 | 5 | 7 | 8 | 8 | 9 | 8 | 6 | 4 | 3 | 2 |