Last updated: May 3, 2025
In Kalach-na-Donu, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate classified as Dfa, locals and visitors alike experience varied UV levels throughout the day, peaking at 8 between 11:00 AM and 12:00 PM. This highlights the importance of protecting your skin during these hours when UV rays can be most intense. Staying informed about the UV Index not only helps you enjoy the sunny days safely but also plays a vital role in long-term skin care and health. Always be prepared to shield yourself from these harmful rays and enjoy the beauty of Kalach-na-Donu responsibly!
The UV Index today presents a dynamic range of sun exposure, peaking during the midday hours. Starting at a mild 2 at 7 AM, it steadily rises to reach a moderate 3 by 8 AM. The real intensity kicks in by 9 AM, escalating to a robust 6 by 10 AM. As the sun reaches its zenith, the index hits a high of 8 at both 11 AM and 12 PM, making this the ideal time for sun protection. The intensity begins to wane after 1 PM, dropping to 6 at 2 PM, then sliding down to a 5 by 3 PM. The afternoon sees further decreases, dipping to 2 by 5 PM and finally settling at a minimal 1 by the evening hours of 6 PM and beyond. It's a day that calls for caution during the peak hours, ensuring that everyone stays safe under the sun.
| 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 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | 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 demonstrates notable seasonal variations that affect exposure risk. January and February have relatively low to moderate UV levels (Index 2-3), with safe burn times of 45 and 30 minutes respectively. As spring approaches, March sees a rise to an index of 5, and by April, it reaches 6, marking the beginning of high-risk months. The most critical period arrives in May and June, where the UV Index peaks at 8-9, indicating very high exposure risk and a reduced burn time of just 15 minutes. July and August maintain this peak, before tapering off in September with a return to a high risk (UV Index 6). October brings a moderate reduction (Index 4), while winter months November and December drop back to low levels. Visitors and residents should be particularly vigilant during May through September, using sunscreen and protective clothing to minimize harmful effects during these high-risk months.
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 |
| Kalach-na-Donu | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |