Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Kasese, Uganda, where the sunlight is both a blessing and a potential hazard. With high UV levels peaking around midday, being aware of these fluctuations can significantly help in preventing sunburn and promoting long-term skin health. Kasese’s warm climate means that exposure risks are heightened, especially during the intense midday sun when UV levels can reach a staggering 11 to 12. By staying informed about the UV Index, you can enjoy the beautiful outdoors while keeping your skin safe from harmful rays.
At 07:00, the UV Index begins to rise slowly with a value of 1, remaining steady until 09:00. As the sun climbs higher, the intensity peaks sharply at 11:00 with a UV Index of 8. The zenith occurs at 12:00, reaching an impressive 11, and shortly after, it hits a maximum of 12 at 13:00. From this point, the numbers gradually decrease, as the UV Index drops to 11 at 14:00 and then to 8 by 15:00. As afternoon transitions to evening, the index further declines to 2 at 17:00, finally tapering off to a 1 by 18:00 and closing the day at a minimal 0 by 19:00. This pattern emphasizes the importance of sun safety during the peak hours from 10:00 to 14:00 when UV radiation is at its strongest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 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 |
The UV index in the region exhibits extreme levels year-round, with January through May witnessing the highest values, peaking at 16 in March and April. Although the UV index slightly decreases in June and July to 12, it remains elevated throughout the summer months, with values of 13 in August and consistent readings of 13 from October to December. The high-risk months for UV exposure are from January to May, where the burn time is notably short at just 10 minutes. Visitors and residents should take precautions during all seasons by applying sunscreen, wearing protective clothing, and seeking shade, especially during these peak months 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 |
Mbarara UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 12 | 12 |
Kasese | 14 | 15 | 16 | 16 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 13 |