UV Index in Isa, Nigeria

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of Isa, Nigeria, where the climate is characterized by hot and dry conditions (BSh). With peak UV levels reaching as high as 12 during midday, being aware of these figures can significantly reduce the risk of sunburn and long-term skin damage. High UV exposure can lead to severe health issues, making it essential to monitor these levels daily. By learning about UV ratings, you can take proactive steps to protect your skin, ensuring a healthier, safer outdoor experience in your vibrant community.

Hourly UV Index in Isa

As the sun rises, the UV Index begins its climb, peaking with intensity around noon. Starting at a mere 1 at 07:00, it escalates to a moderate 4 by 09:00, reaching 10 by 11:00 and peaking at 12 from 12:00 to 13:00. This midday zenith signals the need for protection; without it, prolonged exposure could be harmful. By the afternoon, the numbers gradually dip, falling to 8 at 15:00, then to 5 by 16:00. As the day winds down, the UV strength diminishes, settling back at 1 by 18:00 and dropping to 0 by 19:00, reminding us that while the sun shines bright, it’s wise to seek shade during the peak hours. Stay safe and smart about sun exposure!

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	8	very high	15 min
11:00	11	extreme	10 min
12:00	13	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 Isa

The seasonal UV changes indicate a significant increase in UV Index values from January to August, peaking at 13 in August, categorized as extreme. High-risk months for UV exposure include February through October, where the index remains consistently between 11 and 13, necessitating caution. With a burn time as low as 10 minutes during these months, it is crucial for both visitors and residents to take precautions such as wearing protective clothing, applying sunscreen, and seeking shade during peak sunlight hours to minimize the risk of skin damage. As the year progresses into November and December, the UV Index decreases to 10, classified as very high, making sun safety still relevant, though slightly less urgent.

Monthly Maximum UV Index for Isa, Nigeria

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

The table above highlights how UV exposure in Isa 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.

Isa'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
Isa	10	11	12	12	11	11	12	13	12	11	10	10
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