Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Chinju, South Korea, where sunny days can quickly lead to harmful sun exposure. As the UV levels fluctuate throughout the day, being aware of these levels is essential for preventing sunburn and protecting skin health. With Chinju's Cwa climate, known for its warm summers, UV exposure can spike from moderate to extreme, especially between 10 AM and 2 PM, when the index can soar to 12. Equip yourself with this knowledge to enjoy the outdoors safely and keep your skin glowing!
The UV Index today tells a striking story of the sun's intensity as the day unfolds. Starting at 07:00, the index peaks at a gentle 1, perfect for an early morning stroll. As the sun rises higher, a noticeable increase occurs, reaching 3 by 08:00 and then surging to a robust 5 at 09:00. By 10:00, the index hits 8, and it truly shifts into high gear at 11:00, peaking at an impressive 10. The zenith arrives with an intense 12 at 12:00 and holds steady, emphasizing the need for sun protection. As afternoon rolls in, a gradual decline begins, slipping to 10 at 14:00, then tapering off to 8 by 15:00 and 5 at 16:00. By the evening, the UV threat diminishes significantly to 2 at 17:00 and is back down to 1 by 19:00. Remember to stay sun-safe during the midday hours when the UV index is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | 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 changes, with high-risk months primarily occurring from March to September. During these months, UV levels climb sharply, peaking at an extreme 12 in July and August, where the burn time is reduced to just 10 minutes. As summer transitions to fall, UV exposure slightly declines but remains notable, hitting 10 in April, May, and September, with burn times of only 15 minutes. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing sunscreen, protective clothing, and sunglasses, particularly during midday when the sun's rays are most intense. From late fall through winter, while the UV Index drops to moderate levels (3-5), it's still important to remain cautious, especially if spending extended time outdoors.
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 |
| 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 |
| Chinju | 4 | 5 | 7 | 10 | 10 | 11 | 12 | 12 | 10 | 7 | 5 | 3 |