UV Index in Whitney, United States

Last updated: August 1, 2025

Understanding the UV Index is crucial for the residents of Whitney, United States, where sunny days abound and UV exposure can reach high levels. Awareness of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining skin health over time. In Whitney's dry, arid BWk climate, peak UV Index readings can soar to an intense 12 around midday, highlighting the importance of sun protection measures during outdoor activities. Embrace the sunny days responsibly by staying informed about the UV Index to safeguard your skin!

Hourly UV Index in Whitney

As the sun rises, the UV Index begins to climb steadily, starting at a mild 1 at 07:00. By 08:00, it reaches 3, indicating a cautious approach to sun exposure. The peak of the day arrives between 11:00 and 13:00, where the UV Index skyrockets to 10 and 12, signaling a high risk of harm from unprotected sun exposure. Even as the clock ticks toward 14:00, it remains critical at 11. As the afternoon wanes, the index drops to 9 at 15:00, and continues to decline, ultimately settling back to a safe 1 by 18:00. It's essential to stay protected during the midday hours when UV radiation 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
08:002low45 min
09:004moderate30 min
10:007high25 min
11:009very high15 min
12:0011extreme10 min
13:0011extreme10 min
14:0010very high15 min
15:007high25 min
16:005moderate30 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Whitney

Throughout the year, the UV Index exhibits significant seasonal variations, peaking during the summer months of May to August, where it reaches extremes of 11 to 12. The highest risk occurs in May, June, and July, with burn times as short as 10 minutes under these conditions. March and April also present considerable UV exposure, categorized as very high, with burn times of just 15 minutes. Visitors and residents should exercise caution from late winter through summer, especially during these high-risk months, by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to minimize the risk of skin damage. As the season transitions into fall and winter, UV levels decrease, offering more moderate exposure from October to December.

Monthly Maximum UV Index for Whitney, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Whitney. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec46810111212119753
Data source: Statistical UV Index data for Whitney, 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 Whitney UV Index with Other United States Cities

The table above highlights how UV exposure in Whitney 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.
Whitney'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
Whitney468101112121110753
Houston UVI589111112121110975