UV Index in Asmara, Eritrea

Last updated: June 2, 2025

Understanding the UV Index in Asmara, Eritrea is crucial for protecting your skin from the sun's harmful rays. With a BSh climate, Asmara experiences intense sun exposure, particularly during peak hours when UV levels can soar as high as 12. By staying informed about the UV Index, you can take essential steps to prevent sunburn and maintain your skin health, especially from 10:00 AM to 2:00 PM when risks are at their highest. Don't let UV rays catch you off guard—knowledge is your best defense!

Hourly UV Index in Asmara

The UV Index today presents a notable ascent as the sun reaches its zenith. Starting from a modest 1 at 07:00, it gradually climbs to 2 by 08:00. The real surge begins by 09:00, where it hits 5, and peaks at a striking 12 between 12:00 and 13:00. This intense period signals a vital awareness for sun protection! As the day progresses, the index drops steadily, descending to 10 at 14:00 before tapering off to 7 at 15:00, and dwindling down to 1 by 18:00 and flatlining at 0 by 19:00. Be mindful of peak hours for sun exposure, especially during the late morning to early afternoon when UV intensity is at its highest!

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	11	extreme	10 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	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 Asmara

The UV Index reveals significant seasonal changes, with the highest values occurring from January to May, peaking at 15 in both March and April, indicating an extreme exposure category and a rapid burn time of just 10 minutes. Following this peak, the index remains high but slightly lowers to 12-14 during the summer months of June through August. A gradual decline in UV levels occurs through September and October, eventually dropping to 10 in November and December, though still categorized as very high with an extended burn time of 15 minutes. Visitors and residents should be particularly vigilant during the high-risk months from January through May, taking precautions such as wearing sunscreen, protective clothing, and seeking shade to mitigate the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Asmara, Eritrea

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

The table above highlights how UV exposure in Asmara 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.

Asmara'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 UVI	11	12	14	14	14	12	12	13	12	12	10	9
Asmara	11	13	15	15	14	12	13	13	12	12	10	10
Mendefera UVI	11	13	15	15	14	12	13	13	12	12	10	10