Last updated: June 2, 2025
Staying aware of the UV Index in Mogi Mirim, Brazil, is crucial for protecting your skin from harmful ultraviolet rays. Understanding UV levels not only helps in preventing painful sunburns but also plays a vital role in maintaining long-term skin health. With a Cfa climate characterized by warm summers and a mix of pleasant weather, Mogi Mirim experiences varying levels of UV exposure throughout the day. Particularly during peak hours, typically between 10:00 AM and 2:00 PM, the UV Index can reach levels as high as 6, making it essential to take protective measures. Safeguard your skin and stay informed to enjoy the sunny days ahead!
As the day unfolds, the UV Index begins to rise, peaking sharply around midday. From a gentle 1 at 7 AM, it escalates to a moderate 6 between 11 AM and 1 PM, signaling peak sun exposure. During these crucial hours, it's essential to protect your skin with sunscreen and wear appropriate clothing. As the afternoon progresses, the intensity wanes, dropping to 4 at 2 PM and further declining to 3 by 3 PM. By 4 PM, it returns to a safe 1, and finally settles to 0 after sunset, making late afternoon and evening hours ideal for outdoor activities without the risk of UV damage. Stay informed and enjoy the sun responsibly!
| 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 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest risks occurring from January to April and again in September to November, when the index remains in the extreme category. January, February, and December consistently peak at 16, indicating a 10-minute burn time for unprotected skin. In contrast, May to July shows a decrease to a maximum of 8, categorized as very high to high, with slightly longer burn times of up to 25 minutes. As UV levels climb again in August and October, it remains essential for both visitors and residents to take precautions. Always ensure proper sun protection by wearing sunscreen, hats, and protective clothing, particularly during these high-risk months to avoid skin damage. Remember, even on cloudy days, UV radiation can be harmful, so stay vigilant year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rio de Janeiro UVI | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 9 | 11 | 12 | 13 | 15 |
| Sao Paulo UVI | 16 | 15 | 12 | 11 | 8 | 6 | 7 | 9 | 11 | 13 | 14 | 15 |
| Mogi Mirim | 16 | 16 | 13 | 11 | 8 | 6 | 7 | 10 | 11 | 13 | 14 | 16 |
| Belo Horizonte UVI | 17 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
| Salvador UVI | 14 | 14 | 14 | 13 | 10 | 9 | 9 | 12 | 12 | 15 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |