Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Monção, Portugal, as it serves as a vital tool for protecting your skin and overall health. With the region’s Csb climate, characterized by mild, wet winters and warm summers, awareness of UV levels is essential to prevent sunburn and long-term skin damage. On sunny days, Monção can experience significant UV exposure, peaking at an index of 11 during midday hours. By monitoring these levels, you can enjoy the beautiful outdoors while safeguarding your skin from harmful rays.
The UV Index throughout the day reveals a notable trend, starting at a calm 1 at 7:00 AM and gradually climbing to its peak of 11 during the peak afternoon hours of 1:00 PM and 2:00 PM. As the sun climbs higher in the sky, the intensity of ultraviolet radiation increases, reaching a sharp rise to 10 by noon, signaling caution for outdoor activities. After the early afternoon, the index begins to decline, drifting down to 5 by 5:00 PM and tapering off to a gentle 1 by 7:00 PM. This data highlights the importance of sun safety, particularly during the mid-day hours when UV exposure is at its strongest. Remember to wear protective clothing and sunscreen when the UV Index rises!
| 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 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, with high-risk months identified from March to October where exposure categories reach high to extreme levels. The most intense UV radiation occurs in June with an index of 11, classified as extreme, resulting in a burn time of just 10 minutes. April, May, July, and August also present very high levels, so residents and visitors should take precautions during these months. It is advised to seek shade, wear protective clothing, and use sunscreen to mitigate risks, particularly during peak sun hours. As the year progresses, UV levels decline, with January and December showing low levels, making these months safer for outdoor activities. However, moderation and protection are key year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Moncao | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 7 | 6 | 3 | 2 |
| Braga UVI | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |
| Porto UVI | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |
| Amadora UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Lisbon UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Setubal UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |