Last updated: May 3, 2025
Understanding the UV Index in Montevideo, United States is crucial for protecting your skin and maintaining overall skin health. As the sun's rays become more intense throughout the day, particularly peaking at a UV Index of 9 around midday, it’s essential to be aware of these levels to prevent sunburn and long-term damage. With Montevideo’s Dfa climate, characterized by warm summers and potential high UV exposure, being informed about UV index values can help residents and visitors alike enjoy sunny days while staying safe. Embrace the sun responsibly by knowing when to seek shade or apply sunscreen!
As the sun rises, the UV Index begins its journey, starting low at 1 at 07:00 AM and gradually climbing. By 09:00 AM, it hits 3, but the real intensity kicks in by 12:00 PM, peaking at an impressive 8. The UV levels reach their zenith at 1:00 PM and 2:00 PM, where they maintain a high of 9, urging sun-seekers to take precautions. As the afternoon fades, the index gradually declines, dropping to 5 by 4:00 PM and further to 4 at 5:00 PM. As evening approaches, the index settles back down to a gentle 1 by 7:00 PM. It’s a vivid reminder of the sun’s strength—safety and sun protection are key during those peak hours!
| 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 | 7 | high | 25 min |
| 12:00 | 8 | 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 |
As the seasons change, so do the UV levels. January starts off with a moderate UV Index of 3, allowing for a burn time of 30 minutes before protection is needed. As we move into February and March, the UV Index remains at 5, still in the moderate category. However, starting in April, UV exposure escalates with an Index of 7, indicating a high risk of harm, with a reduced burn time of 25 minutes. The peak months for UV exposure are May through August, where the Index reaches a very high level of 9 to 10, allowing only 15 minutes of unprotected sun exposure. September and October see a decrease back to high and moderate levels respectively, with UV Index readings of 7 and 5, and burn times of 25 and 30 minutes. The year rounds out with lower risks in November and December, where the UV Index drops to 3 and 2, with burn times extending to 30 and 45 minutes. It is crucial for visitors and residents to prioritize sun safety, especially during the high-risk months of April to August by applying sunscreen, wearing protective clothing, and seeking shade when necessary.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Montevideo | 3 | 5 | 5 | 7 | 9 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |
| Chicago UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Brooklyn UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| New York City UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |