Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Mazsalaca, Latvia, where the climate can lead to varying levels of sun exposure throughout the year. With peaks reaching a UV Index of 7 during midday hours, awareness is essential for preventing sunburn and maintaining long-term skin health. In this beautiful Dfb climate zone, where the sun can be deceptively strong even on cooler days, grasping UV levels helps ensure you enjoy the outdoors safely while protecting your skin from potential harm. Stay informed to make the most of your time under the sun in Mazsalaca!
The UV Index for the day reveals a progressively intense sun! Early risers will notice a mild Index of 1 at 7:00 AM, gradually climbing to a moderate 4 by 10:00 AM. The peak occurs between 1:00 PM and 2:00 PM, where it reaches a height of 7, signaling the need for sun protection. By the time we reach the late afternoon, the index begins to fade, dropping to a 5 at 4:00 PM and continuing to decline, finally returning to a gentle level of 1 by 7:00 PM. As the day progresses, it's essential to stay mindful of the UV intensity—plan your outdoor activities accordingly!
| 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 | 7 | high | 25 min |
| 14:00 | 7 | 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 | 1 | low | 45 min |
Throughout the year, the UV Index shows significant seasonal variation that affects sun exposure risk for both visitors and residents. From January to March, UV levels remain low to moderate (1 to 3), indicating a safe environment for most outdoor activities, with reasonable burn times of 45 minutes. April and May bring an increase to a moderate level (5), reducing burn time to 30 minutes. The high-risk months are June, July, and August, where UV Index values peak at 7 and 6, respectively, with a burn time of just 25 minutes—caution is advised during these months as protection from the sun is crucial. Fall months see a decline, with a moderate index in September (4) and returning to low levels (2 and 1) in October through December, allowing for safer outdoor experiences. Visitors and residents are encouraged to stay informed about the UV Index, use sunscreen, wear protective clothing, and limit direct sun exposure, especially during the high-risk summer months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mazsalaca | 1 | 2 | 3 | 5 | 5 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |
| Riga UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |
| Jurmala UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |
| Jelgava UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 |
| Liepaja UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Daugavpils UVI | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 6 | 4 | 3 | 2 | 1 |