UV Index in Pretoria, South Africa

Last updated: June 2, 2025

Understanding the UV Index in Pretoria, South Africa, is essential for anyone who enjoys the sun, as it plays a crucial role in preventing sunburn and protecting skin health. With Pretoria's Cwa climate, characterized by hot summers and mild winters, residents and visitors alike can experience significant UV exposure, particularly during the peak hours between 10 AM and 1 PM when levels can reach up to 6. Being aware of these UV levels empowers you to take proactive measures, ensuring that you enjoy the beautiful South African sun while safeguarding your skin for the long haul.

Hourly UV Index in Pretoria

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!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:002low45 min
10:004moderate30 min
11:005moderate30 min
12:006high25 min
13:005moderate30 min
14:004moderate30 min
15:002low45 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Pretoria

Throughout the year, UV exposure varies significantly, with extreme UV Index levels observed from January to March and again in September to November. Notably, January and December each reach a peak UV Index of 16, indicating a very high risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. The transition months of April and August present very high exposure conditions, while May to July see a shift to high categories, allowing slightly longer burn times of 25 minutes. As the sun’s intensity increases, it is crucial for both visitors and residents to take protective measures, especially during the high-risk months of January, February, March, September, October, and November. Umbrellas, sunscreen, protective clothing, and seeking shade during peak hours are highly recommended to ensure safety against the harmful effects of UV radiation.

Monthly Maximum UV Index for Pretoria, South Africa

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Pretoria. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec16151310766911131416
Data source: Statistical UV Index data for Pretoria, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Pretoria UV Index with Other South Africa Cities

The table above highlights how UV exposure in Pretoria compares to other major locations across South Africa. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Pretoria's solar exposure compared to other cities in South Africa. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Cape Town UVI141311853469111214
Durban UVI141312964579111315
Johannesburg UVI15151310766811121416
Pretoria16151310766911131416
Soweto UVI16151311766811131516