UV Index in Cairo, United States

Last updated: May 3, 2025

In Cairo, United States, understanding the UV Index is essential for protecting your skin and health. With the region's Dfa climate, residents face significant UV exposure, particularly during peak hours when values can reach a staggering 10. Being aware of daily UV levels not only helps prevent painful sunburns but also plays a crucial role in long-term skin health. As the sun climbs higher, especially around noon, it’s vital to equip yourself with this knowledge to enjoy the outdoors safely. Stay informed and enjoy the sunny days while keeping your skin protected!

Hourly UV Index in Cairo

The UV Index throughout the day unfolds an intriguing narrative of sun exposure. Starting off gently at a maximum of 1 from 7:00 AM to 8:00 AM, it gradually climbs, hitting 3 by 9:00 AM. As the sun ascends, the intensity sharpens with the UV Index peaking at a striking 10 from 1:00 PM to 2:00 PM—a call for sun safety! From this pinnacle, it gracefully descends, dropping to 8 at 3:00 PM, and continuing down to 1 by 7:00 PM. Morning and evening reveal a low UV risk, while midday embodies caution; it’s a dance of light that suggests harnessing the sun wisely.

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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	9	very high	15 min
13:00	10	very high	15 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Cairo

Throughout the year, UV exposure varies significantly, peaking during late spring and summer months. High-risk months for UV exposure are April through September, where the UV Index frequently reaches levels classified as very high; particularly notable are May, June, and July, when it consistently hits a maximum of 10. Visitors and residents are advised to take precautions during these months, with burn times dramatically reduced to as little as 15 minutes. In contrast, January, February, and November present moderate UV levels, and December has a low index, making sun safety measures less critical during these months. To protect against skin damage, it is essential to wear sunscreen, seek shade, and wear protective clothing, especially between peak months of April and September.

Monthly Maximum UV Index for Cairo, United States

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

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

Cairo's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Cairo	3	5	6	9	10	10	10	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5