UV Index in Mooirivier, South Africa

Last updated: August 1, 2025

In Mooirivier, South Africa, being aware of the UV Index is crucial for maintaining optimal skin health and preventing harmful sunburns. Understanding UV levels not only empowers residents and visitors to protect their skin but also raises awareness about the risks associated with prolonged sun exposure. With a Cwb climate, Mooirivier experiences varied UV exposure, particularly peaking between 10 AM and 2 PM, where the index can rise to 5. This makes it essential to stay informed about local UV levels to enjoy the sun safely and effectively while minimizing skin damage risks.

Hourly UV Index in Mooirivier

The UV Index for today reveals a dynamic day filled with fluctuating sun exposure. Early morning hours start off mild, with levels at 1 from 07:00 to 08:00, ideal for gentle outdoor activities. As the sun climbs, the index rises to 2 by 09:00 and peaks at 5 between 11:00 and 13:00, signaling a strong need for sunscreen and protective gear during midday. Fortunately, the intensity begins to dip after 14:00, descending back to 3 and eventually settling at 1 by late afternoon. As twilight approaches, the UV Index falls to 0, providing a safe window for evening strolls. Remember to stay protected when the sun 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	6	high	25 min
11:00	7	high	25 min
12:00	8	very high	15 min
13:00	7	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 Mooirivier

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from January to March and November to December, where the UV Index often reaches extremes of 15 or 16 and can lead to skin burns in just 10 minutes. The spring and fall months also present notable risk; April and August have very high ratings of 10 and 8, respectively, with burn times of 15 minutes. In contrast, May to July offer lower UV levels, peaking at high in May (UV Index 7) but decreasing to moderate (UV Index 5) during the summer months of June and July, allowing for longer exposure times of 25-30 minutes without burning. Visitors and residents should take precautions during high-risk months by wearing protective clothing, applying sunscreen regularly, and seeking shade to minimize UV exposure.

Monthly Maximum UV Index for Mooirivier, South Africa

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

The table above highlights how UV exposure in Mooirivier 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.

Mooirivier'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
Mooirivier	15	15	13	10	7	5	5	8	10	12	13	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