Last updated: June 2, 2025
In Dekar, Botswana, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike make informed decisions about sun protection, especially in a region known for its hot semi-arid climate (BSh) where UV exposure can be particularly intense. With peak UV readings reaching 7 around midday, it's essential to stay informed and take precautions to enjoy the sun safely while minimizing risks for skin damage.
Throughout the day, the UV Index showcases a dynamic pattern of intensity. Starting at a gentle 1 by 07:00, the index gradually rises, reaching a moderate 2 by 09:00. As the sun climbs higher, a notable increase occurs, peaking at an elevated 7 from 12:00 to 13:00, marking the day's most intense UV exposure. The index then begins its descent, dipping to 4 by 15:00 and further down to 2 by 16:00. As evening approaches, the UV risk diminishes, with values dropping to 0 at 18:00 and remaining low for the rest of the evening. It's essential to stay protected during those peak midday hours when UV exposure can be 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 | 4 | moderate | 30 min |
11:00 | 6 | high | 25 min |
12:00 | 7 | high | 25 min |
13:00 | 7 | high | 25 min |
14:00 | 6 | high | 25 min |
15:00 | 4 | 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 varies significantly throughout the year, with the highest levels occurring from January to April, where it reaches a striking 16, classified as extreme, meaning a burn time of just 10 minutes. February and March maintain this heightened risk, while April sees a slight drop to 12 but remains in the extreme category. As spring transitions into summer, the risk decreases, with May and June exhibiting very high to high levels with burn times increasing to 15-25 minutes. However, September to November sees a resurgence in risk, particularly with 12 in September, 14 in October, and peaking at 15 in November, all maintaining the extreme classification. December equals January’s maximum UV risk of 16. Therefore, whether you’re a visitor or resident, it is crucial to be vigilant about sun protection, particularly during high-risk months from January to April, and again in September through November. Always apply sunscreen generously and seek shade during peak hours to minimize the risk of UV-related harm.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Gaborone UVI | 16 | 15 | 13 | 11 | 8 | 6 | 6 | 9 | 11 | 13 | 14 | 16 |
Molepolole UVI | 16 | 15 | 13 | 11 | 8 | 6 | 6 | 9 | 11 | 13 | 14 | 16 |
Selebi-Phikwe UVI | 16 | 15 | 13 | 12 | 9 | 7 | 7 | 9 | 11 | 14 | 14 | 15 |
Francistown UVI | 17 | 16 | 14 | 12 | 9 | 7 | 7 | 10 | 11 | 14 | 14 | 15 |
Maun UVI | 16 | 15 | 14 | 12 | 9 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |
Dekar | 16 | 16 | 14 | 12 | 9 | 7 | 7 | 10 | 12 | 14 | 15 | 16 |