Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Brazzaville, Congo. Given the city's Aw climate, which typically enjoys abundant sunshine, being aware of UV levels can significantly contribute to sunburn prevention and overall skin health. As the UV Index peaks at 8 during midday, it's essential to recognize the risks associated with high UV exposure, especially for outdoor activities. By staying informed, you can protect yourself and enjoy the beautiful sunny days that Brazzaville offers without compromising your skin's well-being.
As the sun rises at 07:00, the UV Index begins to creep up with a mild reading of 1. By 08:00, it reaches 2, indicating a bit more caution is needed. The intensity escalates sharply at 09:00 with a 4, and by 10:00, it's a robust 6—perfect time to apply that sunscreen! The peak hours hit between 11:00 and 13:00, where the UV Index maintains a strong reading of 8, making it crucial to seek shade and protect your skin. As the afternoon matures, the index gradually dips to 6 at 14:00, then slides to 4 by 15:00, suggesting the danger is lessening. By 16:00, it’s down to 2, and as the day winds down, the index drops to 1 at 17:00 and cools off completely by 18:00 and 19:00, hitting 0. Stay aware of these changes and enjoy the sunshine safely!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 8 | very high | 15 min |
12:00 | 8 | very high | 15 min |
13:00 | 8 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 4 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, with extreme levels noted from January to April and during October to November, indicating high-risk months for skin damage with a burn time of just 10 minutes during these periods. March has the peak UV Index at 14, making it particularly hazardous. From May to September, the UV Index remains very high, though slightly less intense, especially in June and July, where the burn time increases to 15 minutes. Visitors and residents are advised to take necessary precautions during these high-risk months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak hours to minimize the risk of harmful UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Brazzaville | 13 | 13 | 14 | 13 | 11 | 8 | 8 | 10 | 10 | 12 | 13 | 12 |
Pointe-Noire UVI | 13 | 13 | 14 | 13 | 12 | 9 | 8 | 10 | 11 | 13 | 13 | 12 |
Kayes UVI | 14 | 14 | 14 | 14 | 12 | 9 | 9 | 10 | 11 | 13 | 13 | 13 |
Owando UVI | 12 | 12 | 14 | 14 | 13 | 10 | 10 | 10 | 13 | 13 | 12 | 11 |
Dolisie UVI | 14 | 14 | 14 | 14 | 12 | 9 | 9 | 10 | 11 | 13 | 13 | 13 |