Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents and visitors of Ventrosa, Spain, a charming town blessed with a temperate climate (Cfb) that offers abundant sun exposure. Being aware of UV levels helps safeguard against sunburn and promotes long-term skin health, ensuring that outdoor activities remain enjoyable and safe. As the sun climbs higher in the sky, the UV Index can reach significant levels, peaking at 10 during midday hours, highlighting the importance of taking protective measures. With its beautiful surroundings, Ventrosa invites adventure, but it's essential to stay informed about UV risks to make the most of your time in the sun!
As the day unfolds, the UV Index showcases its gradual rise, peaking during the midday sun. Starting at a mild 1 at 07:00, it climbs steadily, reaching 2 by 09:00, signaling the onset of more vibrant sunlight. The intensity escalates, hitting 4 by 10:00, and then surging to 6 at 11:00. 12:00 marks a pivotal moment as the UV Index reaches 8, intensifying even further to a striking 10 from 13:00 to 15:00, indicating a very high risk of harm from unprotected sun exposure. As the afternoon progresses, the index gently dips, falling to 8 at 16:00, 6 by 17:00, and tapering off to 4 at 18:00, before retreating to a moderate 2 by 19:00. This hourly portrait invites us to embrace the sun's warmth wisely, reminding us to prioritize protection during the peak hours when the UV Index soars.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking during the summer months. January to February shows a moderate risk with an index of 3 to 4, allowing for approximately 30 minutes of safe exposure. As spring arrives, March increases to a high index of 6, reducing safe exposure time to 25 minutes. The risk escalates rapidly in April and May, reaching very high levels of 8 and 10 respectively, necessitating protective measures after 15 minutes in the sun. June presents the most extreme UV conditions with an index of 11—with a mere 10 minutes of safe exposure—making this the highest risk month. July and August remain critical with 10 and 9, while September sees a slight decline to 8. As autumn descends, October returns to a high index of 6, then drops to moderate in November and low by December. Visitors and residents are advised to take precautions during April through September, including using sunscreen, wearing protective clothing, and seeking shade during peak sun hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Barcelona UVI | 3 | 4 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 6 | 3 | 2 |
| Ventrosa | 3 | 4 | 6 | 8 | 10 | 11 | 10 | 9 | 8 | 6 | 3 | 2 |
| Zaragoza UVI | 3 | 4 | 6 | 8 | 9 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |
| Valencia UVI | 3 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Madrid UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 3 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |