Last updated: July 2, 2025
Understanding the UV Index in Sira, Norway is crucial for protecting your skin and overall health. With fluctuating UV levels throughout the day, being aware of these changes can help you prevent sunburn and minimize long-term skin damage. Sira's Cfb climate contributes to varying UV exposure risks, especially during the summer months when the index can peak at 7. By staying informed, you can enjoy the beautiful Norwegian outdoors while ensuring your skin remains healthy and safe from harmful ultraviolet rays.
The UV Index throughout the day showcases a dynamic pattern of sun intensity. At 07:00, the index starts off gently at 1, perfect for morning activities. As the day progresses, it rises steadily, peaking at 7 by 14:00, indicating a high level of UV exposure—ideal for sunscreen application! Following this peak, the index gradually declines, with 6 at 15:00 and continuing to drop to 2 by 19:00, making the evening hours more suitable for outdoor enjoyment without as much concern for UV rays. Overall, it's important to stay mindful of the sun's strength, especially during midday hours when the UV index is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 2 | low | 45 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 | 7 | high | 25 min |
15:00 | 6 | high | 25 min |
16:00 | 5 | moderate | 30 min |
17:00 | 4 | moderate | 30 min |
18:00 | 3 | moderate | 30 min |
19:00 | 2 | low | 45 min |
Throughout the year, seasonal UV Index changes indicate varying levels of sun exposure risk. In the low-risk months of January, February, October, November, and December, the UV Index remains between 1 and 2, allowing for a safer burn time of 45 minutes. As spring approaches, March sees a moderate UV Index of 3, reducing safe exposure to 30 minutes. The high-risk months of May through August, with UV Index values between 6 and 7, demand more caution as burn times drop to 25 minutes. September transitions back to moderate levels, while the cycle returns to low risk by October. Visitors and residents are advised to monitor UV Index changes, especially during high-risk months, by applying sunscreen, wearing protective clothing, and seeking shade to minimize skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Trondheim UVI | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
Bergen UVI | 1 | 1 | 3 | 4 | 5 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
Oslo UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
Drammen UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
Stavanger UVI | 1 | 1 | 3 | 4 | 6 | 7 | 6 | 5 | 4 | 2 | 1 | 1 |
Sira | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |