Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Troitsk, Russian Federation, where the city's Dfb climate brings a unique set of sun exposure risks. With UV levels peaking at 7 during midday hours, being aware of these fluctuations can help you prevent sunburn and protect your skin health. Knowing when the UV index is elevated empowers you to take proactive measures, especially during the warmer months when outdoor activities are plentiful. Stay informed and enjoy your time in the sun safely!
The UV Index rises steadily throughout the day, starting at a mild 1 at 7:00 AM and 8:00 AM, perfect for an early morning stroll. As the sun climbs higher, the index reaches 2 by 9:00 AM and escalates to 3 by 10:00 AM. The real intensity kicks in at 11:00 AM, peaking at 6 and then soaring to its maximum of 7 from 1:00 PM to 2:00 PM, making midday the time to seek shelter or apply sunscreen generously. As the afternoon progresses, the UV Index begins to taper off, dropping to 6 at 3:00 PM, 5 at 4:00 PM, and gradually descending to 2 by 7:00 PM. This dynamic shift in UV levels underscores the importance of sun safety during the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | 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 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |
| Troitsk | 1 | 2 | 4 | 5 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |