UV Index in Warri, Nigeria

Last updated: July 2, 2025

Understanding the UV Index in Warri, Nigeria, is crucial for safeguarding your skin health and preventing sunburn. With a typically tropical climate, Warri experiences high UV exposure, especially during peak hours, where the index can reach a staggering 11 around midday. Being aware of UV levels helps residents and visitors alike to take appropriate precautions, reducing the risk of skin damage and long-term health issues. As you enjoy the vibrant sun of this city, remember that staying informed about UV radiation can make a significant difference in your skin's protection and overall well-being.

Hourly UV Index in Warri

The UV index throughout the day reveals a significant pattern of increasing intensity. Starting at 07:00, the index is a mere 1, indicating low risk. As the sun rises higher, it climbs to 3 by 09:00, then surges to 6 at 10:00. The peak is reached at 12:00 and 13:00 with a striking 11, marking a high risk of harm from unprotected sun exposure. From there, it gradually declines, dropping to 4 by 16:00, and eventually returning to 1 by 18:00. After 19:00, the index falls to 0, signaling the end of the sun's potent rays for the day. Whether you're lounging outdoors or on an errand, be mindful of the sun's intensity, especially between noon and early afternoon!

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	3	moderate	30 min
10:00	6	high	25 min
11:00	9	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	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Warri

The UV Index shows significant seasonal variation with the highest levels occurring from March to October, indicating a period of extreme exposure. The months of February through September consistently feature a UV Index of 11-14, categorizing them as high-risk for sunburn with minimal burn times of 10 minutes. Visitors and residents should take precautions during these months, such as seeking shade, wearing protective clothing, and applying sunscreen frequently. Even January, November, and December show very high UV levels with shorter burn times of 15 minutes, highlighting the need for sun safety year-round. To stay protected, everyone should remain vigilant, particularly in the peak months and ensure proper sun protection measures are in place.

Monthly Maximum UV Index for Warri, Nigeria

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

The table above highlights how UV exposure in Warri 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.

Warri'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
Warri	10	11	12	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