UV Index in Mandeni, South Africa

Last updated: August 1, 2025

In Mandeni, South Africa, 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 exposure, ensuring they enjoy the beautiful, sunny climate without compromising their well-being. With a Cfa climate that often features high UV risks—especially around midday when the index peaks at a level 5—staying informed about local UV conditions can significantly impact your outdoor activities and overall skin protection. Don’t let the sun catch you off guard; be proactive about your UV awareness in Mandeni!

Hourly UV Index in Mandeni

The UV Index throughout the day follows a distinct pattern, with the intensity peaking at 12:00 PM when it reaches a noteworthy level of 5. Morning hours start off mild, with values of 1 at 07:00 and 08:00, gradually escalating to 2 by 09:00, then climbing to 4 at 11:00. Post-noon, the index slightly decreases, falling to 4 again at 13:00, before tapering off to 2 by 15:00. As the day winds down, the levels drop significantly, plunging to 0 by 19:00. This highlights the importance of sun protection during the midday hours when UV radiation is at its strongest.

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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	5	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

Monthly UV Index Trends in Mandeni

Throughout the year, the UV Index exhibits significant seasonal changes, with extreme levels persisting from January to March, peaking at 14. The high-risk months for UV exposure, defined by an index of 9 or higher, include January, February, March, October, November, and December. During these months, the burn time is notably brief, often around 10 minutes for most individuals. As we transition into spring and summer, UV levels decrease slightly, falling to a moderate level of 4 to 5 from June to July, before rising again in August. Visitors and residents are strongly advised to take precautions during high-risk months by wearing sunscreen, protective clothing, and limiting sun exposure to mitigate the risks of UV-related skin damage.

Monthly Maximum UV Index for Mandeni, South Africa

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Mandeni. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Mandeni, 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 Mandeni UV Index with Other South Africa Cities

The table above highlights how UV exposure in Mandeni 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.

Mandeni's solar exposure compared to other cities in South Africa. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Mandeni	14	14	12	9	6	4	5	7	9	11	13	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
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