UV Index in Umuahia, Nigeria

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Umuahia, Nigeria, as it plays a vital role in protecting skin health and preventing sunburn. With its Aw climate zone, Umuahia experiences significant sun exposure, particularly during peak hours when the UV Index can reach values as high as 11. By grasping the implications of varying UV levels throughout the day, locals can take proactive measures to safeguard themselves against harmful effects, ensuring outdoor activities remain enjoyable and safe. Awareness is key—stay informed to protect your skin!

Hourly UV Index in Umuahia

As the sun rises on this beautiful day, the UV Index begins its ascent, starting with a gentle 1 at 07:00. By 09:00, it climbs to a moderate 4, but the true intensity hits its peak at 12:00 with an impressive 11, signaling a crucial time to seek shade and protect your skin. The UV levels remain high, maintaining a 10 at 14:00 before tapering off in the afternoon. As the day progresses, the index descends to 7 by 15:00, then dips back to 1 by 17:00, and finally settles at 0 by 19:00, marking a calm end to a sun-drenched day. Remember to stay safe during those peak hours when the sun is 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	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Umuahia

The seasonal UV changes indicate that the region experiences extreme UV exposure from February through October, with notably high levels peaking in April (UV Index 14). High-risk months include February, March, April, May, June, July, August, September, and October, where the burn time is only 10 minutes during peak hours. Conversely, January, November, and December show a reduction in risk with a UV Index of 10 or lower, allowing for a burn time of 15 minutes. Residents and visitors are advised to take necessary precautions during the high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade whenever possible to prevent skin damage.

Monthly Maximum UV Index for Umuahia, Nigeria

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

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

Umuahia's solar exposure compared to other cities in Nigeria. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lagos UVI	10	10	11	13	12	11	11	11	12	11	9	8
Port Harcourt UVI	10	11	11	14	12	11	11	11	12	12	10	9
Umuahia	10	11	11	14	12	11	11	11	12	12	10	9
Ibadan UVI	10	11	12	14	12	12	12	12	13	11	9	9
Kano UVI	10	12	13	11	11	11	12	13	12	11	10	10
Kaduna UVI	10	12	12	12	11	12	13	13	13	11	10	10