Last updated: June 2, 2025
Understanding the UV Index in Masoko, Tanzania, is crucial for safeguarding your skin and overall health. With UV levels peaking at a staggering 11 around midday, awareness of these daily fluctuations can help you prevent sunburn and long-term skin damage. The region's Cwb climate, characterized by its mild and temperate conditions, can still expose residents and visitors to significant UV risks—particularly during the sunniest hours. Staying informed about UV levels equips you to enjoy the beautiful outdoors while protecting yourself from harmful radiation.
The UV Index peaks dramatically as the day unfolds, with maximum values reaching their zenith at 13:00 when it hits an intense 11. Early morning starts off mild, as the Index remains at 1 from 07:00 to 08:00. By 09:00, it rises to 3 before ascending swiftly throughout the late morning. Notably, at 12:00, the Index strikes 10, marking the beginning of the most perilous UV exposure. As the afternoon progresses, a gradual decline begins, dropping to 7 by 15:00 and further descending to 1 by 17:00. As the sun sets, the UV threat dissipates, falling to 0 by 19:00. This data underscores the importance of sun protection during peak hours, particularly between 11:00 and 14:00.
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 | 10 | very high | 15 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
From January to April, the UV Index remains extremely high at 16, indicating a significant risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. Although May to July see a slight decrease to 13 and 11, the risk remains categorized as extreme, maintaining a burn time of 10 minutes. In August, the UV Index climbs back to 13, followed by a gradual increase to 14 from September through November, and returning to 16 in December. Visitors and residents should exercise utmost caution during these high-risk months, particularly from January through April and during the late fall and winter months. It is advisable to wear protective clothing, use sunscreen, and seek shade to minimize UV exposure, regardless of the season.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Zanzibar UVI | 14 | 14 | 14 | 14 | 12 | 10 | 10 | 12 | 13 | 13 | 13 | 13 |
Dar es Salaam UVI | 14 | 14 | 15 | 14 | 12 | 10 | 10 | 12 | 13 | 13 | 13 | 13 |
Mwanza UVI | 14 | 15 | 16 | 15 | 13 | 11 | 11 | 13 | 14 | 13 | 13 | 13 |
Arusha UVI | 15 | 16 | 16 | 16 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 14 |
Masoko | 16 | 16 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 14 | 14 | 16 |
Mbeya UVI | 16 | 16 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 14 | 14 | 15 |