UV Index in Mountain City, United States

Last updated: July 2, 2025

In Mountain City, United States, awareness of the UV Index is crucial for maintaining skin health and preventing painful sunburns. With the region's Cfa climate, characterized by warm summers and ample sunshine, understanding UV levels becomes essential as they can reach a maximum of 12 during peak hours. By keeping an eye on the UV Index, residents can take proactive measures to protect their skin from harmful radiation, ensuring safe and enjoyable outdoor activities in this picturesque setting.

Hourly UV Index in Mountain City

Today’s UV index presents a dynamic portrait of solar intensity, beginning with a gentle start at 07:00 and 08:00 with a rating of 1. As the day progresses, we witness a steady climb peaking at 12 during the afternoon hours of 13:00 and 14:00, indicating a very high risk of harm from unprotected sun exposure. The midday sun is at its fiercest, reaching a scorching 10 at 12:00, followed closely by an impressive 8 at 11:00. As afternoon transitions to evening, there’s a noticeable decline, dropping to 5 by 17:00 and gracefully winding down to 1 by 19:00. Stay sun-smart and ensure adequate protection during 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
09:002low45 min
10:005moderate30 min
11:008very high15 min
12:0010very high15 min
13:0012extreme10 min
14:0012extreme10 min
15:0010very high15 min
16:007high25 min
17:005moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Mountain City

The UV Index exhibits significant seasonal variation, with the highest levels typically occurring from April to September. During these months, the UV Index reaches extremes of 11 to 12, categorizing them as extreme exposure. February through October are considered high-risk months, especially April to August, where the burn time is as short as 10 minutes. It is vital for residents and visitors to take precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage. As the UV Index decreases in the fall and winter months, November and December present lower risk, with more moderate values of 6 and 5, allowing for longer exposure times before burning occurs. Adjusting outdoor activities according to the UV index is essential for ensuring safety and health throughout the year.

Monthly Maximum UV Index for Mountain City, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Mountain City. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec589111212121210965
Data source: Statistical UV Index data for Mountain 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 Mountain City UV Index with Other United States Cities

The table above highlights how UV exposure in Mountain 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.
Mountain 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
Mountain City589111112121211965
Houston UVI589111112121110975