Last updated: July 2, 2025
In Lappajaervi, Finland, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps in preventing sunburn and mitigating long-term skin damage, especially during the peak hours when the index can reach a maximum of 6 around noon. Given Lappajaervi's Dfc climate, with cool summers and varying sun intensity, it's crucial to stay informed about UV exposure risks throughout the day. Whether you're enjoying the beautiful landscapes or engaging in outdoor activities, knowing the UV Index can make all the difference in safeguarding your skin against harmful rays.
The UV Index displays a dynamic progression throughout the day, peaking at 6 between 12:00 and 14:00. The morning begins with a gentle start, reaching a maximum of 1 at 07:00, gradually climbing to 5 by 11:00. As the sun climbs higher, the index soars, hitting the optimal level of 6 around noon, indicating a time for caution and protection against harmful UV rays. After 14:00, the intensity drops slightly, with the index settling back to 5 by 15:00 and then tapering down to 2 by 19:00, inviting a more relaxed evening as the sun begins to set. Stay sun-safe and keep an eye on that UV Index!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 2 | low | 45 min |
As the seasons change, the UV Index fluctuates significantly, indicating varying levels of sun exposure risk throughout the year. From January to February, the UV Index remains low at 1, allowing for a burn time of 45 minutes without significant risk. March marks the beginning of a rise, with a moderate exposure category of 3 (burn time: 30 min), continuing through to May when it reaches 5. The high-risk months are June and July, where the UV Index peaks at 6, necessitating caution with a reduced burn time of 25 minutes. By August, the index drops back to 5, with September and October further decreasing to 3 and 2 respectively. Visitors and residents should be particularly vigilant during the summer months of June and July, ensuring adequate skin protection such as sunscreen, hats, and sunglasses, while still enjoying the outdoors responsibly in the moderate months of March, April, May, August, and September.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lappajaervi | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Tampere UVI | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Vantaa UVI | 1 | 1 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Espoo UVI | 1 | 1 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Helsinki UVI | 1 | 1 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Turku UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |