UV Index in Sterling City, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Sterling City, where the sun can be more intense than you might think. With a climate characterized by semi-arid conditions, it’s essential to stay informed about the daily UV levels to protect your skin from harmful exposure that can lead to sunburn and long-term health issues. The UV Index here varies throughout the day, peaking at a significant 12 around noon, highlighting the importance of sun safety measures. By keeping track of these levels, you can make informed decisions about sun protection and enjoy the outdoors while safeguarding your skin health.

Hourly UV Index in Sterling City

Throughout the day, the UV Index experiences a remarkable ascent and subsequent descent, reflecting the sun's peak intensity. Starting at a gentle 1 in the early hours of 07:00 and 08:00, the index gradually climbs to reach a moderate level of 2 by 09:00. However, it escalates dramatically at 10:00, spiking to 4, and by 11:00, the sun's rays are striking with a powerful force, resulting in a significant 7. The apex occurs at 12:00, hitting a striking 10, and shortly after, it peaks at 11 by 13:00 before achieving its highest mark of 12 at 14:00. As the afternoon progresses, there’s a noticeable decrease, with the index descending to 11 at 15:00, and continuing to decline to 5 by 17:00. By evening, it gently tapers off to 3 at 18:00 and finishes the day at a comfortable 1 by 19:00. With such fluctuations, it’s essential to stay protected during the midday hours when the sun is at its strongest!

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
08:001low45 min
09:002low45 min
10:004moderate30 min
11:007high25 min
12:0010very high15 min
13:0011extreme10 min
14:0012extreme10 min
15:0011extreme10 min
16:008very high15 min
17:005moderate30 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Sterling City

Throughout the year, UV exposure varies significantly, with the highest risk occurring from March to September. During these months, the UV Index reaches extreme levels, peaking at 12, which translates to a burn time of as little as 10 minutes. Specifically, April through August are the highest risk months, categorizing sun exposure as extreme. Conversely, January, February, November, and December present lower exposure risks, with a UV Index ranging from 5 to 7 and burn times of 25 to 30 minutes. Residents and visitors are advised to take precautionary measures during high UV months, such as wearing sunscreen, protective clothing, and sunglasses, and seeking shade during peak hours to minimize skin damage.

Monthly Maximum UV Index for Sterling City, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Sterling City. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121211865
Data source: Statistical UV Index data for Sterling City, 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 Sterling City UV Index with Other United States Cities

The table above highlights how UV exposure in Sterling City 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.
Sterling City'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
Houston UVI589111112121110975
Sterling City579111212121211865