Last updated: August 1, 2025
Understanding the UV Index in Gyeongsan-si, South Korea is crucial for maintaining skin health and preventing sunburn, especially given the area's Cwa climate, which features hot summers and varying UV exposure. With peak UV levels reaching as high as 12 during the midday hours, awareness of these levels can empower residents and visitors alike to take needed precautions against harmful sun radiation. By being informed about the UV Index, you can better protect your skin, enjoy outdoor activities safely, and cherish the beautiful sunny days that Gyeongsan-si has to offer.
The UV Index provides a clear snapshot of sun exposure throughout the day, peaking at 12 around noon. Starting the morning at a mild level of 1 at 07:00, the index swiftly climbs, reaching 11 by 11:00. The intensity plateaus at its highest point of 12 between 12:00 and 13:00, indicating a critical time for sun safety. As the afternoon progresses, the UVI declines, dropping to 10 at 14:00, and gradually softening to 4 by 16:00. By the evening hours, the index falls back to a comfortable 1 by 18:00, making later hours more forgiving for outdoor activities. Stay protected and plan your sun exposure wisely!
| 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 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | 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 |
The seasonal changes in UV Index reveal a significant fluctuation throughout the year, with high-risk months occurring from April to August, when the UV Index reaches very high to extreme levels. April and May showcase a peak UV Index of 10, while June and July escalate to an extreme 12, necessitating heightened caution. Residents and visitors are advised to take protective measures, such as wearing sunscreen, hats, and sunglasses, especially during these peak months when burn times drastically reduce to 10-15 minutes. As the season transitions into September and October, the UV levels remain high but start to lower, giving some reprieve, with burn times extending back to 25-30 minutes in the cooler months of November and December. Staying informed and vigilant during the warmer months can help prevent overexposure and skin damage.
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 |
| Gyeongsan-si | 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 |