UV Index in Keren, Eritrea

Last updated: June 2, 2025

In Keren, Eritrea, understanding the UV Index is essential for safeguarding your skin and overall health. As a region characterized by its arid BWh climate, residents face significant UV exposure, particularly during midday when levels peak significantly, reaching up to 12. This awareness helps inform daily activities and sun protection measures, crucial for preventing painful sunburn and long-term skin damage. By staying informed about UV levels throughout the day, you can enjoy the sunny weather while prioritizing your skin's well-being.

Hourly UV Index in Keren

The UV Index paints a vivid picture of sun intensity throughout the day. Starting low at 1 around 07:00, it gradually climbs to a moderate 2 by 08:00. As the hour hand approaches 09:00, the index surges to 5, signaling the need for some sun protection. The sun reaches its peak intensity at 12:00 with a blistering 12, a clear reminder to stay vigilant against UV exposure. From there, the index begins to dip, falling to 9 by 14:00, before tapering off to 6 at 15:00. As the day winds down, it drops to 2 by 17:00 and finally fades to 1 around 18:00, with no UV risk by 19:00. This data underscores the importance of midday sun safety and the fluctuating nature of UV levels throughout the day!

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	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Keren

Throughout the year, UV Index values indicate significant risk for skin damage due to extreme exposure, particularly from January to August, when the index reaches levels between 11 and 14, with a rapid burn time of just 10 minutes. March, April, and May are especially high-risk months, maintaining an index of 14. As the year progresses, a slight decline in UV intensity occurs, with November and December dropping to a very high category, allowing for a longer burn time of 15 minutes. It's crucial for both visitors and residents to take precautions during these peak months by wearing protective clothing, applying sunscreen, and limiting sun exposure during peak hours to minimize the risk of UV-related harm.

Monthly Maximum UV Index for Keren, Eritrea

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

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

Keren's solar exposure compared to other cities in Eritrea. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Massawa UVI	9	10	12	12	11	10	10	10	10	9	9	8
Assab UVI	10	11	12	13	13	10	10	10	10	10	9	8
Keren	11	12	14	14	14	12	12	13	12	12	10	9
Mendefera UVI	11	13	15	15	14	12	13	13	12	12	10	10
Asmara UVI	11	13	15	15	14	12	13	13	12	12	10	10