Last updated: July 2, 2025
Understanding the UV Index in Haapajärvi, Finland is crucial for maintaining healthy skin and preventing sunburn. With its Dfc climate, where cool summers can still present significant UV exposure, awareness of UV levels helps residents and visitors enjoy the outdoors safely. From late morning to early afternoon, UV levels can reach up to 6, indicating a moderate risk of harm from unprotected sun exposure. By staying informed about local UV conditions, you can take proactive measures to protect your skin and reduce long-term health risks associated with UV rays.
Starting early in the morning, the UV Index gradually climbs, reaching a peak of 6 at noon and maintaining that level until 2 PM. By 7 AM, it’s a mild 1, but as the sun rises higher, the intensity escalates to 5 by 11 AM. The highest point occurs at 12 PM, where caution is advised for outdoor activities. As the afternoon progresses, the index slightly dips to 5 at 3 PM, before gradually falling back to 2 by 7 PM. This pattern suggests that planning outdoor ventures during the midday hours warrants protective measures, while later hours are more forgiving for fun in the sun.
| 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 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 2 | low | 45 min |
The UV Index fluctuates seasonally, reflecting changes in sun strength and associated risk levels throughout the year. January through March sees low UV levels (1-2) with a burn time of 45 minutes. As spring approaches, April and May experience an increase to moderate exposure (4-5), reducing burn time to 30 minutes. The risk peaks in June and July, where the UV Index reaches 6, categorizing it as high risk, with a burn time of just 25 minutes. This is followed by a slight decrease in August (UV Index 5) and September (UV Index 3), both retaining moderate exposure. By October to December, levels fall back to low (1-2), allowing for a safer burn time of 45 minutes. Visitors and residents should exercise caution and use sun protection during high-risk months (June and July), while maintaining awareness of changing UV levels throughout the year to minimize skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Haapajaervi | 1 | 1 | 2 | 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 |