Last updated: June 2, 2025
In Kostrovo, Russian Federation, being aware of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels is essential in preventing sunburn and reducing the long-term risks associated with UV exposure, such as skin cancer. With its Dfb climate, Kostrovo experiences variable UV exposure, peaking around midday with levels reaching as high as 7. This emphasizes the importance of taking protective measures during the sunniest hours of the day to ensure you enjoy the outdoors safely while maintaining your skin's health. Stay informed and stay safe!
The UV Index throughout the day paints a vivid picture of sun exposure potential. Starting at a gentle 2 at 07:00, it gradually climbs to 3 by 08:00. As the sun rises higher, the index reaches 4 at 09:00, peaking at a robust 7 from 11:00 to 14:00. During this midday window, sun safety becomes crucial. As the afternoon unfolds, the index dips back to 5 at 15:00, then gently decreases to 4 at 16:00. By 18:00, it returns to a lower 2, and the day winds down with a mild 1 at 19:00. Staying mindful of these UV levels can help ensure a safe and enjoyable day outdoors!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | 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 |
Throughout the year, seasonal UV changes reveal significant fluctuations in the UV Index, influencing how individuals should protect their skin from harmful sun exposure. The high-risk months for UV radiation are primarily from May to August, where the UV Index peaks at 6 to 7, indicating a high level of exposure risk with a burn time of just 25 minutes. In contrast, the winter months from November to February exhibit low UV levels (1 to 2), allowing for longer burn times of up to 45 minutes. Residents and visitors are advised to take extra precautions during the high-risk months by wearing sunscreen, protective clothing, and seeking shade when outdoors, to minimize the risk of sunburn and long-term skin 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 |
| Kostrovo | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 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 |