UV Index in Jozini, South Africa

Last updated: May 3, 2025

Understanding the UV Index in Jozini, South Africa is crucial for protecting your skin and health. Being aware of UV levels helps prevent sunburn and reduces the risk of long-term skin damage. With Jozini's warm Cfa climate delivering significant sunlight throughout the year, residents and visitors should be particularly mindful of peak UV exposure hours, especially between 11:00 AM and 1:00 PM, when levels can reach as high as 7. By keeping an eye on the UV Index, you can enjoy the beautiful outdoor activities that Jozini has to offer while safeguarding your skin against harmful rays.

Hourly UV Index in Jozini

Today’s UV Index showcases a dynamic progression throughout the day. Beginning with a gentle 1 at 07:00, the index steadily climbs, peaking at a robust 7 by 12:00—a reminder to stay protected around midday when sun exposure is strongest. The afternoon sees a slight decline, with values tapering to 4 at 14:00, before dropping to 2 by 15:00, and eventually settling at 1 by 17:00. As evening approaches, UV exposure recedes to 0 after 18:00, marking a safe time for outdoor activities without the worry of sunburn. Be sure to keep sunscreen handy during the peak hours for optimal protection!

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	6	high	25 min
12:00	7	high	25 min
13:00	6	high	25 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

Monthly UV Index Trends in Jozini

Throughout the year, UV Index levels fluctuate significantly, with the highest risk months being January, February, March, and November, where the UV Index reaches extremes of 15 to 14, resulting in a burn time of just 10 minutes. From April onward, UV exposure becomes slightly more moderate, with May and August classified as high at 7, allowing for a longer burn time of 25 minutes. The summer months of June and July see a decrease to a moderate level of 5, offering a safer exposure time of 30 minutes. Visitors and residents are therefore advised to exercise caution during the extreme months, practicing protective measures such as wearing sunscreen, hats, and protective clothing, especially when the UV Index is 9 or above, as even brief exposure can lead to skin damage.

Monthly Maximum UV Index for Jozini, South Africa

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Jozini. 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 Jozini, 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 Jozini UV Index with Other South Africa Cities

The table above highlights how UV exposure in Jozini 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.

Jozini'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
Durban UVI	14	13	12	9	6	4	5	7	9	11	13	15
Jozini	15	14	12	9	7	5	5	7	10	12	13	14
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