Last updated: July 2, 2025
Understanding the UV Index in Sankt Gallen, Austria is crucial for both residents and visitors as it provides essential information about potential UV radiation exposure throughout the day. With peaks reaching up to 9 during midday hours, the risk of sunburn and long-term skin damage is significant, making it vital to take protective measures. Sankt Gallen, situated in a Dfb climate zone, experiences varied UV levels that can change quickly with the weather, emphasizing the need for daily awareness to safeguard your skin and overall health. Stay informed and keep your skin safe from the sun’s harmful rays!
As the sun rises, the UV Index gradually climbs, starting at a gentle 1 at 07:00. By 09:00, it reaches 4, indicating it's time to take protective measures. The afternoon brings peak intensity, with the UV Index soaring to a striking 9 at noon, where it remains steady until 14:00. This strong level of UV radiation highlights the importance of sun safety during these hours. As the day progresses, the index begins to dip, settling at 5 by 16:00 and tapering off to 1 by 19:00, making the early evening hours much safer for outdoor activities. Be vigilant and protect your skin during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure fluctuates significantly, with high-risk months primarily occurring from March to August. During this period, the UV Index escalates to very high levels (8-9), particularly in May through July, where the burn time decreases to just 15 minutes. Residents and visitors are strongly advised to take precautions by wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak hours. In contrast, the winter months of January and December present low risk with a UV Index of 2, allowing for longer exposure times of up to 45 minutes without immediate concern for sunburn. Understanding these seasonal changes is essential to ensuring safety and enjoyment while outdoors.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vienna UVI | 2 | 3 | 5 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Linz UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |
| Graz UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 1 |
| Salzburg UVI | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 2 |
| Sankt Gallen | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 4 | 3 | 2 |
| Innsbruck UVI | 2 | 4 | 7 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |