UV Index in Mariental, Namibia

Last updated: June 2, 2025

In Mariental, Namibia, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet radiation. Understanding UV levels helps you prevent sunburn and maintain long-term skin health, especially in regions like Mariental where the BWh climate often brings high sun exposure. With peak UV Index values reaching 6 around midday, it’s essential to stay informed about when to seek shade or use sunscreen to minimize your risk of skin damage. Make sun safety a priority and enjoy the sunny days with confidence!

Hourly UV Index in Mariental

The UV Index for today paints a clear picture of rising sun exposure as the hours progress. Starting with a maximum of 0 at 07:00, the index gradually climbs, reaching a low 1 by 08:00 and 09:00. The intensity peaks at 12:00 and 13:00 with a high of 6, signaling the need for sun protection. As the afternoon rolls on, the UV Index dips, falling to 5 by 14:00, 4 at 15:00, and further down to 2 by 16:00. Finally, as the sun begins to set, the index returns to a safe 0 by 18:00, making evening outings worry-free. Stay vigilant and enjoy the sun, but remember to shield yourself during those peak 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.
Time	UVI	Category	Time to Burn
07:00	0	low	45 min
08:00	1	low	45 min
09:00	1	low	45 min
10:00	3	moderate	30 min
11:00	5	moderate	30 min
12:00	6	high	25 min
13:00	6	high	25 min
14:00	5	moderate	30 min
15:00	4	moderate	30 min
16:00	2	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 Mariental

Throughout the year, the UV Index reflects significant seasonal changes, with particularly high risks from January to April and again in September to November. These months fall into the extreme exposure category, with a consistent burn time of just 10 minutes. February tops the list with a UV Index of 17, highlighting its high risk. From May to August, the UV Index decreases slightly, transitioning to the very high and high categories, where burn times extend to 15-25 minutes. Visitors and residents should exercise utmost caution during high-risk months by seeking shade, wearing protective clothing, and applying sunscreen frequently, especially during midday hours when UV rays are the strongest. Awareness and preparation are key to enjoying the outdoors safely!

Monthly Maximum UV Index for Mariental, Namibia

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

The table above highlights how UV exposure in Mariental compares to other major locations across Namibia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Mariental's solar exposure compared to other cities in Namibia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Swakopmund UVI	14	14	12	11	8	6	6	8	11	12	13	14
Walvis Bay UVI	14	14	12	11	8	6	6	8	11	12	13	14
Mariental	16	17	14	11	8	6	7	9	11	14	15	16
Windhoek UVI	16	17	14	12	9	7	7	10	12	14	15	16
Rundu UVI	17	17	15	13	10	8	8	10	12	12	15	15
Oshakati UVI	17	17	16	13	10	9	9	11	13	14	15	16