UV Index in Gray Summit, United States

Last updated: August 1, 2025

In Gray Summit, United States, staying informed about the UV Index is crucial for safeguarding your skin against the harmful effects of ultraviolet radiation. Understanding UV levels can help you effectively prevent sunburn and maintain long-term skin health, particularly in the region's Cfa climate, which boasts warm summers and can elevate UV exposure. As UV levels peak at 10 and 11 between 12 p.m. and 2 p.m., awareness of these changes is essential for enjoying the outdoors while protecting your skin from potential damage.

Hourly UV Index in Gray Summit

Today's UV Index presents an intriguing curve, starting the day with a mellow maximum of 1 at 07:00. As the sun climbs higher, things heat up quickly—by 10:00, the index reaches 6, and by 12:00, it peaks at an intense 10. This level remains steady until 14:00, urging sun enthusiasts to take precautions. As the afternoon fades, the UV Index gracefully tapers off, dropping to 4 by 17:00, and finally sinking back to a gentle 1 by 19:00. With mid-day UV levels soaring, it’s crucial to stay protected during those peak 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
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:009very high15 min
13:0010very high15 min
14:009very high15 min
15:007high25 min
16:005moderate30 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Gray Summit

Throughout the year, UV levels fluctuate significantly, with the highest risk months occurring from April to September. During this period, UV Index values soar to 9 and above, indicating very high to extreme exposure levels. Specifically, June registers the peak with an Index of 11, presenting a burn time of only 10 minutes. Visitors and residents should exercise caution during these months, seeking shade, wearing protective clothing, and applying sunscreen regularly to safeguard against potential skin damage. In contrast, the lower risk months of January, November, and December see a more moderate UV Index of around 3 to 5, allowing for longer safe exposure times of 30 minutes. Staying informed and adjusting outdoor plans according to these UV index changes is essential for maintaining skin health year-round.

Monthly Maximum UV Index for Gray Summit, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Gray Summit. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3569101110108653
Data source: Statistical UV Index data for Gray Summit, 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 Gray Summit UV Index with Other United States Cities

The table above highlights how UV exposure in Gray Summit 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.
Gray Summit'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
Gray Summit3569101110109753
Los Angeles UVI46891011111010754
Houston UVI589111112121110975