Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of Bwizibwera, Uganda, where the climate is characterized by both warmth and sunshine. Awareness of UV levels is essential for preventing sunburn and protecting skin health, particularly as midday UV readings can soar to a significant 11-12, which poses a heightened risk of skin damage. Given Bwizibwera’s Aw climate zone, the region experiences intense sun exposure throughout the year, making it imperative for locals to stay informed about daily UV changes to safeguard their well-being and enjoy the beautiful outdoor lifestyle without compromising their health.
The UV Index today presents a dynamic journey through the hours, starting from a low of 1 at 07:00 and 08:00. As the sun climbs higher, the intensity increases significantly, peaking at an impressive 12 between 13:00 and 14:00—a perfect reminder to stay protected with sunscreen and shades during those hours. Following this midday surge of 11 at 12:00 and a slight decline to 8 at 15:00, the UV exposure gradually tapers off. As evening approaches, the index drops back down to 1 by 18:00 and finally resting at a safe 0 by 19:00. It's a clear indicator that while midday sun brings the most UV intensity, caution during those peak hours is paramount!
| 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 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels remain consistently high, particularly from January to May, where values peak at 16 in March and maintain extreme exposure categories. This pattern continues into the summer, with UV Indexes around 12 to 14 from June to September. Thus, the high-risk months for UV exposure are March and February, with values of 16 and 15, respectively. To ensure safety, both visitors and residents should take protective measures throughout the year, including wearing sunscreen, protective clothing, and sunglasses, especially during these high-risk months, as burn time remains at just 10 minutes across all months. Staying hydrated and seeking shade during peak sunlight hours is also crucial to minimize the risk of skin damage.
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 |
| 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 |
| Bwizibwera | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 12 | 12 |
| Mbarara UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 12 | 12 |