Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors of Sao Jose da Coroa Grande, Brazil, where sun-loving beachgoers enjoy a tropical climate year-round. Awareness of UV levels is crucial in preventing sunburn and protecting skin health, as the region experiences elevated UV exposure, especially during midday hours. With UV Index readings peaking at 11 between 10 AM and 12 PM, it’s vital to take precautions to safeguard your skin against harmful effects while fully enjoying the beautiful coastal environment.
The UV Index starts off low at 7:00 AM with a reading of 1, making it a safe time to be outdoors. As the sun rises higher, the index climbs dramatically, peaking at 11 by 11:00 AM—a clear indicator that sun protection is essential during this time. Although it remains high at 10 at 12:00 PM, there's a gradual decline from 1:00 PM, where it drops to 8. By mid-afternoon, it further decreases to 6 at 2:00 PM and continues to dwindle until it reaches 0 after 6:00 PM. The data highlights the importance of being sun-smart during the peak hours of 10 AM to 2 PM, when UV exposure is at its highest, ensuring you stay safe while enjoying the outdoors.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 10 | very high | 15 min |
13:00 | 8 | very high | 15 min |
14:00 | 6 | high | 25 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, the UV Index remains consistently high, ranging from 11 to 14, indicating an extreme exposure category and a burn time of just 10 minutes across all months. The months of January through March, as well as November and December, consistently show a UV Index of 14, posing significant risk for skin damage. April and September also present high levels of UV exposure at 14 and 13 respectively. As such, it is crucial for both visitors and residents to exercise caution during these high-risk months. Protective measures should include wearing broad-spectrum sunscreen, seeking shade during peak hours, and donning protective clothing to mitigate the risk of harmful skin exposure 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 |
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 |
Sao Jose da Coroa Grande | 14 | 14 | 14 | 14 | 12 | 11 | 11 | 12 | 13 | 13 | 14 | 14 |
Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |