Last updated: May 3, 2025
Understanding the UV Index in Sannae, South Korea is crucial for protecting your skin and overall health in this vibrant region. With UV levels peaking at a high of 10 during midday, awareness of these radiation levels is vital for preventing sunburn and long-term skin damage. As a Dfa climate zone, Sannae experiences significant seasonal variations, which can lead to increased UV exposure, particularly in summer months. By staying informed about the UV Index, residents and visitors alike can make safer, healthier choices for outdoor activities, ensuring both fun in the sun and protection for their skin.
At sunrise, the UV Index begins its ascent with a gentle maximum of 1 at 07:00, indicating minimal sun exposure risk. As the day progresses, the intensity climbs, peaking at a striking 10 by 12:00, making midday the most crucial time to seek shade and wear protection. The UV levels start to taper off in the afternoon, dropping to 6 at 15:00 before gradually declining to 1 by 19:00. It's essential to stay vigilant during peak hours, particularly between 11:00 and 13:00, when the sun’s rays are most intense.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | 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 |
Throughout the year, the UV Index exhibits significant seasonal variations, with the highest risk months being May through August. During this period, UV Index levels peak at 10 to 12, categorizing the exposure as very high to extreme, with burn times dropping to just 10-15 minutes. In contrast, the months of January, February, November, and December present a moderate UV exposure with indices around 3 to 5 and longer burn times of 30 minutes. It's essential for visitors and residents alike to take appropriate precautions, such as applying sunscreen, wearing protective clothing, and seeking shade, especially during the high-risk months of April to September, to minimize the risk of skin damage. Staying informed about local UV levels can significantly enhance sun safety practices.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Incheon UVI | 3 | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 9 | 6 | 4 | 3 |
| Seoul UVI | 3 | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 9 | 6 | 4 | 3 |
| Daejeon UVI | 3 | 5 | 7 | 9 | 9 | 11 | 11 | 12 | 10 | 7 | 5 | 3 |
| Sannae | 3 | 5 | 7 | 9 | 10 | 11 | 12 | 12 | 10 | 7 | 5 | 3 |
| Daegu UVI | 3 | 5 | 7 | 10 | 10 | 11 | 12 | 12 | 10 | 7 | 5 | 3 |
| Busan UVI | 4 | 5 | 7 | 10 | 10 | 11 | 12 | 12 | 10 | 7 | 5 | 3 |