UV Index in Ririwai, Nigeria

Last updated: May 3, 2025

In the vibrant town of Ririwai, Nigeria, understanding the UV Index is crucial for safeguarding your skin from the sun's harmful rays. With the region's Aw climate, characterized by intense sunshine, awareness of daily UV levels can significantly reduce the risk of sunburn and long-term skin damage. Typically peaking at 11 between noon and 1 PM, the UV Index serves as an essential tool for everyone, ensuring you take necessary precautions during those blazing afternoons. By staying informed and adjusting your outdoor activities accordingly, you can enjoy the beautiful sunshine while keeping your skin healthy and protected.

Hourly UV Index in Ririwai

The UV Index for the day presents a clear picture of sun intensity, starting off gentle in the early hours. At 7:00 AM, it begins at a mild 1, increasing to 2 by 8:00 AM. As the sun rises higher, the index climbs rapidly; by 10:00 AM, it reaches 7 and peaks at an intense 11 around 12:00 PM and 1:00 PM. After this zenith, the levels gradually decline, dropping to 9 by 2:00 PM, 6 at 3:00 PM, and settling back to a safe 1 by 5:00 PM. The UV exposure diminishes further, reaching a low of 0 by 7:00 PM. Stay protected during those 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	11	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	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 Ririwai

Throughout the year, UV levels exhibit significant seasonal variations, with the highest levels occurring between February and October. The months of March through October consistently have an extreme exposure category, with UV Index values peaking at 13 in July, August, and September. Visitors and residents should be particularly cautious during these high-risk months, as the burn time is as short as 10 minutes during peak UV exposure. Protective measures such as wearing sunscreen, protective clothing, and sunglasses, as well as seeking shade between 10 a.m. and 4 p.m., are strongly advised to minimize the risk of skin damage and sunburn. In contrast, the winter months (November to January) still present a very high UV risk, with burn times of up to 15 minutes, suggesting that vigilance is necessary even in cooler seasons.

Monthly Maximum UV Index for Ririwai, Nigeria

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

The table above highlights how UV exposure in Ririwai 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.

Ririwai'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
Ririwai	10	12	13	12	12	12	13	13	13	11	10	10