Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Buston, Tajikistan, as it serves as a vital indicator of the sun's strength throughout the day. Being aware of UV levels is essential not only for sunburn prevention but also for maintaining overall skin health. With Buston’s Mediterranean climate characterized by hot summers, locals and tourists alike face elevated UV exposure risks, especially during the peak hours of 10 AM to 2 PM, when the index can reach an alarming 10. By staying informed about the UV Index, you can protect yourself and enjoy the beautiful sunny days in Buston safely.
As the day unfolds, the UV Index presents a compelling narrative of sun intensity. Starting at a gentle 2 by 7:00 AM, the index gradually climbs, hitting 3 by 8:00 AM. By 9:00 AM, it reaches a moderate 5. However, the sun truly peaks around midday, soaring to a maximum of 10 at both 12:00 PM and 1:00 PM—a clear signal for sun protection. As the afternoon wanes, the index begins to taper off, dipping to 9 at 2:00 PM and then gradually decreasing to 4 by 4:00 PM. The evening brings a sharp decline, with the UV Index falling to 1 by 6:00 PM and remaining there through 7:00 PM. This dynamic pattern highlights the importance of staying cautious and protected during those peak hours when the sun's rays are most potent.
| 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 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the levels of ultraviolet (UV) radiation, with significant increases occurring from March through September. March marks the beginning of high-risk UV exposure with an index of 7 (high) and a burn time of 25 minutes. This peak continues into April and May, where the UV index reaches 9 (very high), reducing safe exposure time to just 15 minutes. The highest levels occur in June and July, when the UV index peaks at 10 (very high), posing serious risks for skin health if protective measures are not taken. August and September maintain similarly high exposure levels, with indices around 9 and 8, respectively. As the year progresses, UV levels begin to drop, with October providing relief at an index of 6 (high) and a burn time of 25 minutes, before returning to moderate levels in November and low in December. Visitors and residents are advised to take precautions during high-risk months (March to September) by wearing protective clothing, using sunscreen, and seeking shade, especially during peak sunlight hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Buston | 3 | 4 | 7 | 9 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 2 |
| Khujand UVI | 3 | 4 | 7 | 9 | 10 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |
| Istaravshan UVI | 3 | 4 | 8 | 9 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 3 |
| Bokhtar UVI | 3 | 5 | 7 | 9 | 11 | 11 | 11 | 10 | 8 | 6 | 4 | 3 |
| Dushanbe UVI | 3 | 4 | 7 | 9 | 11 | 11 | 11 | 10 | 9 | 6 | 4 | 3 |
| Kulob UVI | 3 | 4 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 6 | 4 | 3 |