UV Index in Aleg, Mauritania

Last updated: July 2, 2025

In Aleg, Mauritania, understanding the UV Index is crucial for anyone stepping outdoors. As this desert region experiences intense sunlight, particularly during peak hours, being aware of UV levels can significantly reduce the risk of sunburn and long-term skin damage. With the maximum UV Index soaring to 12 around midday, it’s vital to take precautions to protect your skin. The BWh climate of Aleg implies frequent exposure to harmful UV rays, making it essential for residents and visitors alike to stay informed and safeguard their health under the sun.

Hourly UV Index in Aleg

The day's UV Index starts off gentle, peaking at a maximum of 1 from 7:00 AM to 8:00 AM, which means you can enjoy the morning sun with minimal risk. However, as the sun climbs higher, the index intensifies, reaching a striking 6 by 10:00 AM and soaring to its zenith at 12:00 PM with a staggering 11. The peak UV exposure occurs between 1:00 PM and 2:00 PM, hitting a maximum of 12, when it's crucial to seek shade and protect your skin. By late afternoon, the index steadily declines, dropping to 5 at 4:00 PM before settling back to a safe 1 by 6:00 PM. Keep in mind, during the afternoon peak, appropriate sun protection is essential to enjoy the beautiful day safely!

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	1	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Aleg

Throughout the year, UV levels fluctuate significantly, with high-risk months observed primarily from March to October, where the UV Index ranges from 12 to 13, categorized as extreme. The lowest UV Index values occur during November to February, while still remaining at very high, particularly in January and February with an Index of 9. Visitors and residents are advised to take precautions during March through October, where burn times can be as short as 10 minutes. This includes applying high-SPF sunscreen, wearing protective clothing, and seeking shade, especially during peak sun hours. Even in the overlapping months of November and December, with burn times extending to 15 minutes, protective measures are still recommended to maintain skin health and prevent sun damage.

Monthly Maximum UV Index for Aleg, Mauritania

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

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

Aleg's solar exposure compared to other cities in Mauritania. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Nouadhibou UVI	7	9	11	13	13	12	10	11	12	10	8	7
Nouakchott UVI	8	9	12	13	13	13	12	12	14	11	9	8
Aleg	9	9	12	13	12	13	12	13	13	11	9	8
Kaedi UVI	9	9	12	12	12	13	13	14	13	11	10	8
Nema UVI	9	11	12	14	13	12	12	13	12	11	10	9
Rosso UVI	9	10	12	13	13	13	13	13	14	12	10	8