UV Index in Superior, United States

Last updated: May 3, 2025

In Superior, United States, staying informed about the UV Index is vital for safeguarding your skin health. Understanding UV levels helps prevent sunburn and reduces the risk of long-term skin damage, making it crucial for everyone to be aware. With its BSh climate, Superior experiences significant sun exposure, especially during peak hours when the UV Index can soar to levels of 12, indicating a very high risk of harm from unprotected sun exposure. Make sure to take proactive measures to shield yourself from UV rays, ensuring a healthy and enjoyable outdoor experience.

Hourly UV Index in Superior

As the day unfolds, the UV Index begins its ascent, peaking at a striking 12 by noon. From a gentle 1 at 07:00, it swiftly rises to a mild 3 by 08:00, before hitting the moderate level of 6 at 09:00. The sun's intensity really kicks in at 10:00, reaching 8, and by 11:00, it reaches its zenith at 10. Even in the early afternoon, it remains high at 11 before gradually tapering off, dropping to 10 by 14:00. As the sun starts to descend, the index decreases to a more manageable 7 at 15:00 and continues its descent to 4 by 16:00. By 18:00, it returns to a calming 1, winding down as the day closes, reminding us of the sun's powerful presence throughout the day.

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.
TimeUVICategoryTime to Burn
07:001low45 min
08:003moderate30 min
09:006high25 min
10:008very high15 min
11:0010very high15 min
12:0012extreme10 min
13:0011extreme10 min
14:0010very high15 min
15:007high25 min
16:004moderate30 min
17:002low45 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Superior

Throughout the year, UV exposure varies significantly, with notable peaks in the warmer months. January and December have a moderate UV Index of 4, allowing for 30-minute burn times, while February poses a high risk with an index of 6 and a burn time of 25 minutes. The risk escalates dramatically from March to August, reaching an extreme level of 12 during the summer months, where the burn time drops to just 10 minutes. April and May also highlight this extreme risk, prompting heightened caution. As temperatures cool down in September and October, the UV levels remain comparatively high, ranging from 9 to 8, before tapering off again in November. Given this seasonal fluctuation, it is strongly advised that visitors and residents take precautions—such as wearing sunscreen, protective clothing, and sunglasses—especially from March to August, when UV exposure is at its most hazardous.

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.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110864
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.
 JanFebMarAprMayJunJulAugSepOctNovDec
Chicago UVI34689101098642
Brooklyn UVI35681010998642
New York City UVI35681010998642
Los Angeles UVI46891011111010754
Superior469111212121110864
Houston UVI589111112121110975