Last updated: July 2, 2025
In Njeru, Uganda, understanding the UV Index is crucial for safeguarding your skin and overall health. With the region’s warm tropical climate, UV levels can soar dangerously high, particularly around midday, when the index peaks at 11. Being aware of these levels not only helps prevent painful sunburns but also plays a vital role in reducing long-term skin health risks, such as skin cancer. From the early hours of the morning until late afternoon, Njeru experiences varying UV exposure that necessitates careful planning for outdoor activities. Stay informed and protect your skin in the vibrant sun of Njeru!
The UV Index today begins its climb gently at 1 early in the morning, peaking as the sun reaches higher into the sky. By 09:00, it registers a moderate 3, but from 10:00 onwards, the intensity escalates sharply, hitting 5 and then soaring to a remarkable 11 by noon. The peak persists through 13:00, holding steady at 11, a clear signal to take sun protection seriously. As the afternoon unfolds, the index gradually recedes, dropping to 10 at 14:00, and further declining to 7 by 15:00. The UV Index continues to diminish as the day winds down, settling at 4 by 16:00, then slipping to 2 at 17:00, and finally returning to a safe 1 by 18:00. The day ends on a low note of 0 at 19:00, providing a much-needed respite from the sun’s rays. Stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index in this region remains consistently high throughout the year, with values peaking at 16 in March. January through May marks the extreme risk period, with UV Indexes ranging from 14 to 16, indicating a burn time of just 10 minutes for unprotected skin. As we move into the summer months of June and July, the UV Index slightly decreases to 11, but still falls under the extreme category, maintaining the 10-minute burn time. Even during the fall months of September and October, with values hovering around 12 to 13, caution is essential. November and December see a slight dip in UV levels, yet they remain at 12. Visitors and residents are advised to take necessary precautions throughout the year, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak sun hours, to minimize the risks associated with high UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kampala UVI | 14 | 15 | 16 | 15 | 13 | 11 | 11 | 12 | 13 | 12 | 12 | 12 |
| Njeru | 14 | 15 | 16 | 15 | 13 | 11 | 11 | 12 | 13 | 12 | 12 | 12 |
| Jinja UVI | 14 | 15 | 16 | 15 | 13 | 11 | 11 | 12 | 13 | 12 | 12 | 12 |
| Gulu UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 12 | 12 |
| Lira UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 12 | 13 | 13 | 12 | 12 |
| Mbarara UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 12 | 12 |