Last updated: July 2, 2025
In Kaerkoelae, Finland, understanding the UV Index is essential for protecting your skin from harmful ultraviolet rays. With summer days bringing increased sun exposure, being aware of UV levels can help prevent sunburn and promote long-term skin health. Kaerkoelae's Dfb climate features distinct seasons, but even during milder months, UV radiation can peak at a moderate 6 around midday. By keeping an eye on the UV Index, residents can enjoy the outdoors safely while minimizing the risk of skin damage during peak exposure times.
During a sunny day, the UV Index showcases a dynamic rise and fall in intensity. At 07:00, the index starts modestly at 1, perfect for a relaxed morning outdoors. By 09:00, it climbs to 3, signaling a bit more caution as midday approaches. The index peaks at 12:00 with a robust 6, urging sun-seekers to slather on sunscreen. Continuing through the afternoon, it settles at the peak of 6 from 12:00 to 15:00, maintaining its strength before gradually tapering off. By 17:00, it drops to 3, and as evening approaches, it reaches a gentle 2 around 19:00. This hourly UV rollercoaster reminds us to stay sun-safe, especially during those midday hours!
| 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 | 6 | high | 25 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 |
Throughout the year, UV exposure varies significantly, with a notable increase during the warmer months. January to February experience low UV levels (Index 1), allowing for a more extended burn time of 45 minutes. As spring arrives in March, the UV Index rises to 3, indicating a moderate risk, necessitating caution with an exposure limit of 30 minutes. The summer months, especially June and July, present a high-risk scenario with indexes reaching 6 and 7 respectively, where it's advised to limit sun exposure to 25 minutes to prevent skin damage. August sees a decrease to a moderate level, while September returns to a more manageable 3. As autumn transitions into winter, UV levels decrease again to low (Indexes of 1 and 2), allowing for longer safe exposure times of 45 minutes. Residents and visitors are encouraged to remain vigilant during June to July, using sunscreen and protective clothing to safeguard against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tampere UVI | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Kaerkoelae | 1 | 1 | 3 | 4 | 5 | 6 | 7 | 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 |