Last updated: June 2, 2025
Understanding the UV Index in Nzega, Rwanda is vital for safeguarding your skin health against harmful ultraviolet radiation. Awareness of UV levels not only helps prevent painful sunburn but also contributes to long-term skin health, reducing the risk of skin cancer. With Nzega's Aw climate zone characterized by significant sun exposure, the UV Index can reach a high of 12 around midday, highlighting the necessity of sun protection during peak hours. By staying informed about the UV Index, residents can make smarter choices about sun exposure and take necessary precautions to enjoy the outdoors safely.
At dawn, the UV Index starts low at 1 around 7 AM, gradually rising to 3 by 8 AM. However, from 9 AM, it begins to climb steeply, reaching a peak of 12 at noon, indicating a time for caution and sun protection. The intensity begins to wane in the afternoon, dropping to 8 at 2 PM, and further declining to 5 by 3 PM. As the day winds down, the UV Index lowers significantly to 2 at 4 PM, then 1 at 5 PM, finally fading to 0 after 6 PM. This fluctuation illustrates a clear pattern of midday sun strength, encouraging outdoor enthusiasts to stay vigilant during peak hours.
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 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 8 | very high | 15 min |
15:00 | 5 | 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 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 |
Nzega | 14 | 16 | 17 | 16 | 14 | 12 | 12 | 13 | 15 | 13 | 13 | 13 |
Butare UVI | 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 |