UV Index in Arlington, United States

Last updated: May 3, 2025

Understanding the UV Index in Arlington, United States, is crucial for safeguarding your skin against harmful ultraviolet radiation. As UV levels can soar, especially during midday hours, awareness becomes key to preventing sunburn and maintaining overall skin health. With Arlington’s humid subtropical climate, residents are often exposed to elevated UV risks, particularly between 10 AM and 2 PM, when indices reach as high as 11. By staying informed about the daily UV Index, you can take proactive steps to protect yourself and enjoy the outdoors safely.

Hourly UV Index in Arlington

The UV Index today exhibits a significant peak between 12:00 PM and 2:00 PM, reaching a maximum of 11 at 1:00 PM, indicating an extreme risk of harm from unprotected sun exposure. The index begins at a low 1 in the early hours, gradually rising to 10 by noon. As the afternoon progresses, it maintains elevated levels, staying at 11 until 2:00 PM. Following this peak, the intensity starts to decline, dropping to 4 by 5:00 PM and further decreasing to 1 by 7:00 PM. It's crucial during midday hours to seek shade, wear protective clothing, and apply sunscreen to safeguard against the sun's harmful rays!

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
11:007high25 min
12:0010very high15 min
13:0011extreme10 min
14:0011extreme10 min
15:0010very high15 min
16:007high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Arlington

Throughout the year, UV Index levels fluctuate significantly, with the highest risk observed during the spring and summer months. From February to August, the UV Index remains at a very high to extreme level, peaking at 11 in May, June, July, and August, where the burn time is as short as 10 minutes. Visitors and residents are advised to take extra precautions during these months by wearing protective clothing, applying sunscreen regularly, and seeking shade, especially during midday hours. In contrast, January and December experience moderate UV levels, allowing for longer exposure times of 30 minutes before burning. As the UV levels decline entering the fall months, particularly in November with a high index of 6 (burn time of 25 minutes), it is still prudent to remain vigilant against UV exposure.

Monthly Maximum UV Index for Arlington, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Arlington. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec589101111111110864
Data source: Statistical UV Index data for Arlington, 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 Arlington UV Index with Other United States Cities

The table above highlights how UV exposure in Arlington 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.
Arlington'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
Arlington589101111111110864
Houston UVI589111112121110975