Last updated: August 1, 2025
Understanding the UV Index in Butare, Rwanda is crucial for protecting your skin from harmful ultraviolet rays. Given the region's Aw climate, which features ample sunshine throughout the year, awareness of UV levels can significantly aid in sunburn prevention and overall skin health. Notably, the UV Index in Butare peaks at 12 around midday, indicating an intense risk of harm, making it essential for residents and visitors alike to take appropriate precautions during peak hours. With the potential for skin damage increasing as UV levels rise, staying informed about the UV Index is vital for enjoying the sun safely.
The UV Index throughout the day reveals a dynamic range of solar intensity, peaking at 12 around noon. Starting the day gently, the index registers a low 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. As the sun climbs higher, it reaches 5 by 9:00 AM, then surges to a robust 11 by 11:00 AM, signaling higher caution for outdoor activities. The peak at midday is a daunting 12, urging everyone to seek shade and wear protective gear. The intensity begins to taper off in the afternoon, dropping back to 8 at 2:00 PM and further to 5 by 3:00 PM. By the late afternoon, the index drops significantly to 1 at 5:00 PM and settles at 0 by 6:00 PM, giving a gentle reminder that the sun's might can vary dramatically throughout the day.
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 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal changes, predominantly remaining in the extreme exposure category throughout the year. The highest indices are recorded from February to March, peaking at 17 in March, while values gradually decline to 12 by June and July. October sees a slight increase to 13, which persists through December. High-risk months for sun exposure are primarily from February to March, making it crucial for visitors and residents to take preventive measures. We advise everyone to wear protective clothing, use sunscreen, and seek shade whenever possible, particularly during peak UV hours to minimize the risk of skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Gisenyi UVI | 15 | 16 | 16 | 16 | 14 | 12 | 11 | 13 | 14 | 13 | 13 | 13 |
Kigali UVI | 15 | 16 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 13 |
Gitarama UVI | 15 | 16 | 16 | 16 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 13 |
Butare | 14 | 16 | 17 | 16 | 14 | 12 | 12 | 13 | 15 | 13 | 13 | 13 |
Musanze UVI | 15 | 16 | 17 | 16 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 14 |