UV Index in Ilorin, Nigeria

Last updated: July 2, 2025

Understanding the UV Index is crucial for the residents of Ilorin, Nigeria, where the sun's rays can pose significant health risks throughout the year. With its tropical savanna climate, Ilorin experiences high UV levels, especially during midday, making it essential for everyone to be aware of these fluctuations. By keeping an eye on the UV Index, you can effectively prevent sunburn and protect your skin from long-term damage. For instance, while the morning UV levels start low, they peak dramatically around noon with an index value of 12, indicating a severe risk of harm. Stay informed to ensure your skin's health and safety under Ilorin’s radiant sun!

Hourly UV Index in Ilorin

Experience a dynamic increase in UV Index throughout the day, peaking at an impressive 13 around 1:00 PM. The sun reaches its zenith with an intense UV Index of 12 at noon, reminding us to stay protected. From the early morning, we see a gentle rise, starting at 1 at 7:00 AM, and by 10:00 AM, it jumps to a moderate 7. As the hours progress, the index escalates, hitting a high of 10 at 11:00 AM before reaching its summit. In the afternoon, the UV Index gradually declines, falling to 5 by 4:00 PM, and tapering off to a 0 by 7:00 PM. Remember to strike a balance between enjoying the sun and protecting your skin during these 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	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	12	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	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 Ilorin

The UV Index shows significant seasonal fluctuations, remaining in the extreme category for most of the year with values peaking at 14 in April. The high-risk months for UV exposure are from March to October, where the index consistently reads above 11, allowing only 10 minutes of unprotected sun exposure before burns occur. As the year progresses into November and December, the index drops to 10, categorized as very high, yet still necessitating caution, allowing only 15 minutes for unprotected skin. Visitors and residents should take protective measures, such as wearing sunscreen, protective clothing, and seeking shade, particularly from March through October, to minimize the risks associated with high UV exposure.

Monthly Maximum UV Index for Ilorin, Nigeria

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

The table above highlights how UV exposure in Ilorin 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.

Ilorin'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
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
Ilorin	11	11	12	14	12	12	13	13	13	11	10	10