Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Varna, Russian Federation, as it provides essential information about sun exposure and its potential health effects. With UV levels peaking around noon, reaching a maximum of 7, being aware of these fluctuations helps prevent sunburn and promotes overall skin health. Varna's temperate climate (Dfb) can often lead to significant UV exposure risks, making it vital to stay informed and protected while enjoying the sunny days that this region has to offer.
As the day unfolds, the UV Index rises steadily, reflecting the sun's increasing intensity. At 07:00, the UV Index starts at a mild 1, barely urging caution. By 08:00, it climbs to 2, signaling a good time to grab your sunscreen. As we reach 10:00, the index peaks at a notable 5, reminding us to take cover if we’re outside. The sun reaches its zenith at 12:00, hitting a high of 7, where protective measures become essential. This level remains steady until 14:00, when it generates a consistent warning. The afternoon offers a gradual decline; by 16:00, it drops to 4, and the light softens as evening approaches, settling back at 2 by 18:00 and returning to its early morning calm of 1 by 19:00. Whether you’re lounging in the sun or enjoying a late afternoon stroll, always stay sun-safe!
| 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 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal changes throughout the year, with the highest risk occurring during the summer months. From January to February, the UV Index remains low (1-2), allowing for safer outdoor activities with a burn time of up to 45 minutes. As spring approaches in March (UV Index 4), the category shifts to moderate, reducing burn time to 30 minutes. The risk escalates in April and May (UV Index 6-7), categorized as high, with burn times dropping to 25 minutes. The peak risk occurs in July with a very high UV Index of 8, where burn time is a mere 15 minutes. The threat decreases slightly in August (UV Index 6) and September (UV Index 5) but remains moderate to high. By October (UV Index 3), the risk falls back to moderate, and then returns to low levels by November and December (UV Index 1-2). Visitors and residents are advised to take extra precautions during the high-risk months of April through August, including applying sunscreen, wearing protective clothing, and limiting sun exposure during peak hours.
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 |
| Varna | 1 | 2 | 4 | 6 | 7 | 7 | 8 | 6 | 5 | 3 | 2 | 1 |