UV Index in Diffa, Niger

Last updated: June 2, 2025

Understanding the UV Index in Diffa, Niger, is essential for protecting your skin and maintaining overall health. With high UV levels, particularly during midday hours, awareness becomes crucial in preventing sunburns and long-term skin damage. The BWh climate of Diffa, characterized by hot, dry conditions, contributes to elevated UV exposure, especially between 10:00 AM and 1:00 PM when the index reaches its peak at 11. By staying informed about UV levels, residents and visitors can take proactive measures to safeguard their skin while enjoying the sun-drenched beauty of this vibrant region.

Hourly UV Index in Diffa

At dawn, the UV Index starts off low at 1 by 7:00 AM, but as the day unfolds, it quickly rises. By 10:00 AM, it hits 8, reaching peak intensity at noon with an index of 11. As the afternoon progresses, the UV levels begin to drop, stabilizing at 10 shortly after noon before gently declining to 5 by 3:00 PM. The sun’s influence wanes further as evening approaches, tapering down to 1 by 5:00 PM and finally dissipating to 0 by 7:00 PM. This fluctuation highlights the importance of sun protection during peak hours, especially between 10 AM and 2 PM when UV exposure is at its highest.

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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	5	moderate	30 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 Diffa

The seasonal UV changes indicate that from January to October, the UV Index peaks significantly, particularly from March to August, where it consistently reaches levels classified as extreme. High-risk months are identified as February, March, April, May, June, July, August, September, and October, with July and August having the highest levels at an Index of 13, making exposure especially dangerous. Visitors and residents should exercise caution during these months, minimizing direct sun exposure, especially between 10 AM and 4 PM. To protect against skin damage, it's advisable to wear broad-spectrum sunscreen, protective clothing, and sunglasses, and to seek shade whenever possible.

Monthly Maximum UV Index for Diffa, Niger

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

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

Diffa's solar exposure compared to other cities in Niger. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Alaghsas UVI	9	10	11	13	12	12	11	12	11	10	9	8
Agadez UVI	9	10	11	13	12	12	11	12	11	10	9	8
Diffa	10	11	13	12	12	11	13	13	12	11	10	9
Maradi UVI	10	11	13	12	11	11	13	13	12	11	10	10
Niamey UVI	10	12	13	12	11	12	13	13	12	11	10	9
Zinder UVI	10	11	13	13	12	12	13	13	12	11	10	10