Last updated: July 2, 2025
In Ritchie, South Africa, understanding the UV Index is crucial for maintaining your skin health and preventing sunburn. With its BSk climate, Ritchie experiences varied UV exposure throughout the day, peaking at a UV Index of 5 from noon to 1 PM, which signifies a moderate risk of harm from unprotected sun exposure. By staying informed about UV levels, residents and visitors can better protect themselves during peak hours when the sun's rays are strongest, ensuring a safer and more enjoyable experience outdoors. Always consider the UV Index before heading out for activities to safeguard your skin and enjoy the sun responsibly!
The UV index makes a gradual ascent throughout the morning, starting at a low of 0 at 07:00 and peaking at a moderate 5 from 12:00 to 13:00. As the sun reaches its zenith, UV exposure is at its highest, making it essential to protect your skin during these hours. After 13:00, the index begins its descent, dropping back to a relatively low value of 3 by 15:00 and further down to 1 towards the evening. As the sun sets at 18:00, the UV index returns to 0, signaling a safe end to sun exposure for the day. Enjoy the sun, but remember to stay sun-smart during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 0 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 3 | moderate | 30 min |
11:00 | 4 | moderate | 30 min |
12:00 | 5 | moderate | 30 min |
13:00 | 5 | moderate | 30 min |
14:00 | 4 | moderate | 30 min |
15:00 | 3 | moderate | 30 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 levels exhibit significant seasonal fluctuations. The high-risk months for UV exposure are from December to March, during which the UV Index reaches extreme levels of 15 to 16 and burn times are as short as 10 minutes. September and November also show elevated UV risks, with indices of 11 to 14. Visitors and residents are strongly advised to take precautions during these months, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, while seeking shade during peak hours. As UV exposure decreases in the late spring and summer months, it's still important to remain vigilant, particularly in April and August, where the UV Index can still reach very high levels.
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 |
Ritchie | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 11 | 12 | 14 | 16 |
Johannesburg UVI | 15 | 15 | 13 | 10 | 7 | 6 | 6 | 8 | 11 | 12 | 14 | 16 |
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 |