UV Index in Superior, United States

Last updated: August 1, 2025

Understanding the UV Index in Superior, United States is crucial for safeguarding your skin and overall health. With UV levels peaking between mid-day hours, awareness helps prevent sunburns and lowers the risk of long-term damage. Given Superior's humid continental climate, residents face unique challenges in UV exposure, especially during sunny days. By staying informed about the UV Index, you can take proactive steps to enjoy the outdoors safely and protect your skin from harmful effects.

Hourly UV Index in Superior

The UV Index data reveals a dynamic daily pattern of sun exposure. Starting gently at 1 at 7:00 AM, it gradually climbs, reaching 3 by 9:00 AM. The intensity peaks at 9 around 1:00 PM, signaling the highest risk for UV-related harm. As the afternoon progresses, the index dips, falling back to 5 by 4:00 PM, and dropping to 1 again by 7:00 PM. With such fluctuations, it’s essential to protect your skin during the peak hours of 11:00 AM to 2:00 PM when the UV Index hits 7 and above. Always remember, even on mild days, sunscreen and protective clothing are your best allies!

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	4	moderate	30 min
11:00	6	high	25 min
12:00	8	very high	15 min
13:00	8	very high	15 min
14:00	8	very high	15 min
15:00	7	high	25 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Superior

Throughout the year, UV Index levels reflect significant seasonal changes that impact sun safety for residents and visitors. January and December feature low UV levels (2), with a safe burn time of 45 minutes, ideal for outdoor activities. As spring approaches, February and March see moderate UV levels (3 and 4) and reduced burn times of 30 minutes, prompting increased caution. The risk escalates dramatically from April through August, peaking in June and July with very high levels (9) and a burn time of just 15 minutes. During these months, sun protection is crucial, especially for those outdoors for extended periods. September sees a slight decline to a high level (7) with a burn time of 25 minutes before returning to moderate levels (5 and 3) in October and November. Visitors and residents are encouraged to remain vigilant and use appropriate sun protection measures during high-risk months, particularly from April to August.

Monthly Maximum UV Index for Superior, United States

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

The table above highlights how UV exposure in Superior 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.

Superior'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
Superior	2	3	4	7	8	9	9	8	7	5	3	2
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
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5