Last updated: November 2, 2025
In Kasli, Russian Federation, understanding the UV Index is crucial for protecting your skin and overall health. With a climate classified as Dfb, residents and visitors often experience significant UV exposure, especially during the summer months. Knowing the UV levels can help you prevent sunburn and reduce long-term skin damage. For example, between 11:00 AM and 1:00 PM, the UV Index peaks at 7, indicating a high risk of harm from unprotected sun exposure. Stay informed and take precautions to enjoy the sunny days safely in Kasli!
The UV Index throughout the day reveals a dynamic pattern in sun intensity. Starting at 07:00, the index is at a gentle 1, ensuring a pleasant morning. As the day progresses, the value climbs steadily, peaking at 12:00 with a 7, indicating a strong sun that calls for protective measures. From 11:00 to 13:00, the UV Index remains at a high 6 and 7, reminding everyone to stay vigilant. After this zenith, a gradual decline begins, with values dropping back to 3 by 17:00 and tapering off to 1 by 19:00. This journey through the UV Index not only highlights the need for sun safety but also the ebb and flow of daylight's intensity.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 0 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 1 | low | 45 min |
| 11:00 | 1 | low | 45 min |
| 12:00 | 1 | low | 45 min |
| 13:00 | 1 | low | 45 min |
| 14:00 | 1 | low | 45 min |
| 15:00 | 1 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index changes significantly, influencing the risk of overexposure to UV radiation. From January to February, the UV levels remain low (Index 1-2), allowing for extended exposure times of up to 45 minutes without significant risk. As the year progresses into March and April, UV exposure increases to a moderate level (Index 4-5), with a reduced burn time of 30 minutes. The high-risk months of May through August experience UV readings of 7-6, marking critical periods where skin can burn within 25 minutes. September through October sees a return to moderate levels (Index 5-3), with burn times reverting to 30 minutes. As winter approaches in November and December, UV levels drop back to low (Index 2-1), allowing for longer exposure times once again. To protect yourself during the high-risk months, it is advised that residents and visitors seek shade, wear protective clothing, and apply sunscreen regularly, especially between 10 AM and 4 PM when UV radiation is strongest.
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 |
| Kasli | 1 | 2 | 4 | 5 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |