Last updated: June 2, 2025
Understanding the UV Index in Kriel, South Africa, is crucial for safeguarding your skin health and preventing sunburn. With the region's Cwb climate exhibiting a range of UV levels throughout the day, knowing when the sun's rays are most intense helps you take necessary precautions. From the early hours of the day, where UV levels are moderate, to the peak intensity around noon at a UV Index of 6, being aware of these fluctuations is essential for maintaining healthy skin and enjoying the outdoors safely. Stay informed about the UV Index to protect yourself and your loved ones from the harmful effects of sun exposure!
The UV Index today showcased a notable increase from the early morning hours, starting at a gentle 1 at 07:00 and 08:00. As the sun rose higher in the sky, the index climbed steadily, reaching a significant 6 by 12:00, indicating a peak in UV radiation and the need for sun protection. The afternoon saw a slight decline, with values dropping to 4 at 14:00 and falling further to 2 by 15:00. As the day wound down, the UV index returned to a safer range, ending the day at 0 by 19:00. It’s crucial to stay informed and safeguard your skin during those high UV hours!
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 | 5 | moderate | 30 min |
12:00 | 6 | high | 25 min |
13:00 | 5 | moderate | 30 min |
14:00 | 4 | moderate | 30 min |
15:00 | 2 | low | 45 min |
16:00 | 1 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels experience significant fluctuations, with January to April marked by extreme exposure (UV Index 16-11) where a burn can occur in just 10 minutes. This trend continues with a brief relief during May and June, where the UV Index drops to very high and high levels (8 and 6, respectively), allowing for slightly longer safe exposure times of 15 to 25 minutes. However, September through November sees a return to extreme levels, with burn times again reverting to just 10 minutes. For residents and visitors, it is crucial to remain vigilant during the high-risk months of January to April and September to November, ensuring proper sun protection measures such as wearing sunscreen, hats, and protective clothing to mitigate the risks associated with high UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Cape Town UVI | 14 | 13 | 11 | 8 | 5 | 3 | 4 | 6 | 9 | 11 | 12 | 14 |
Durban UVI | 14 | 13 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 11 | 13 | 15 |
Johannesburg UVI | 15 | 15 | 13 | 10 | 7 | 6 | 6 | 8 | 11 | 12 | 14 | 16 |
Kriel | 16 | 15 | 13 | 11 | 8 | 6 | 6 | 9 | 11 | 13 | 14 | 15 |
Pretoria UVI | 16 | 15 | 13 | 10 | 7 | 6 | 6 | 9 | 11 | 13 | 14 | 16 |
Soweto UVI | 16 | 15 | 13 | 11 | 7 | 6 | 6 | 8 | 11 | 13 | 15 | 16 |