UV Index in Severn, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Severn, United States, as it directly impacts our skin health and overall well-being. With the potential for high UV levels, particularly between 10 AM and 2 PM, awareness of these fluctuations can significantly help in preventing sunburn and reducing long-term skin damage. Severn's Cfa climate often welcomes sunny days, so it's essential to stay informed about UV exposure risks to protect yourself and your loved ones during outdoor activities. Keep an eye on the UV Index; your skin will thank you!

Hourly UV Index in Severn

At 07:00 AM, the UV Index starts off mild at 1, making it a safe time to enjoy the morning light. As the day progresses, the sun climbs higher, and by 10:00 AM, the index jumps to 6, signaling a notable increase in solar intensity. The peak of the day arrives at 01:00 PM, with a strong UV Index of 10—perfect for sun protection or seeking shade. Following this zenith, the index gradually declines, reaching 9 at 02:00 PM and tapering off to 3 by 05:00 PM, where it's still wise to stay cautious. As evening approaches, the UV Index drops further to 1 by 07:00 PM, allowing for a relaxed end to the day. Remember to stay safe and protect your skin during the most intense daylight hours!

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
08:002low45 min
09:003moderate30 min
10:006high25 min
11:008very high15 min
12:009very high15 min
13:0010very high15 min
14:009very high15 min
15:008very high15 min
16:006high25 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Severn

Throughout the year, the UV Index shows distinct seasonal changes, with high-risk months typically spanning from March to September. The UV Index peaks in May, June, and July at 10, indicating a very high exposure category with a burn time of just 15 minutes. As spring transitions to summer, residents and visitors should be particularly vigilant during these months, wearing sunscreen, protective clothing, and sunglasses when outdoors. In contrast, the winter months of January, February, November, and December have a more manageable UV Index, categorized as moderate, with burn times of 30 minutes. It is essential for everyone to stay informed and adjust their sun protection strategies accordingly as UV levels fluctuate throughout the year.

Monthly Maximum UV Index for Severn, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Severn. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Statistical UV Index data for Severn, 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 Severn UV Index with Other United States Cities

The table above highlights how UV exposure in Severn 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.
Severn'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
Severn357910101098743
Los Angeles UVI46891011111010754
Houston UVI589111112121110975