UV Index in Omaha, United States

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents of Omaha, Nebraska, where the Cfa climate brings warm summers and the potential for high ultraviolet exposure. Understanding daily UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With peak UV readings reaching as high as 11 in midday hours, Omaha's sunny days can pose significant risks if proper precautions aren’t taken. Stay informed and protect your skin from harmful rays while enjoying the beautiful Nebraska outdoors!

Hourly UV Index in Omaha

As the day unfolds, the UV Index ramps up rapidly, starting from a gentle 1 at 7:00 AM and gradually climbing to reach a peak of 11 by 1:00 PM and 2:00 PM. This hour marks the height of sun exposure, where the risk of harm from unprotected sun exposure is significant. After this peak, the index begins to descend, dropping to 9 by 3:00 PM, then tapering off to 6 at 4:00 PM, and finally settling back to a mild 1 by 7:00 PM. For those planning outdoor activities, early afternoon is best approached with caution and protection—a reminder that while the sun can be enjoyable, it demands respect!

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	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	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 Omaha

Throughout the year, UV Index values exhibit notable seasonal changes, with high-risk months primarily between March and August. During these months, the UV Index peaks at 11-12, indicating an extreme exposure category, which reduces burn times to just 10 minutes. Visitors and residents should take extra precautions during these months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. Conversely, from January to February and November to December, the UV Index fluctuates between 4 and 7, classified as moderate to high, allowing for a longer burn time of 25 to 30 minutes. Awareness of these seasonal variations is crucial for ensuring skin safety while enjoying outdoor activities year-round.

Monthly Maximum UV Index for Omaha, United States

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

The table above highlights how UV exposure in Omaha 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.

Omaha'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
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Omaha	4	7	8	10	11	12	11	11	10	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5