UV Index in Dilley, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Dilley, Texas, where the climate fosters plenty of sunny days. With UV levels peaking at a high of 12 around midday, awareness of these readings can make a significant difference in preventing sunburns and protecting overall skin health. By recognizing the potential risks associated with such intense UV exposure, particularly during the summer months, you can take proactive measures to safeguard your skin while enjoying the warm, inviting weather that Dilley is known for. Stay informed and stay safe under the Texas sun!

Hourly UV Index in Dilley

Today's UV Index demonstrates a significant escalation in sun exposure as the day progresses. Starting off at a low level of 1 from 07:00 to 08:00, the index surges to a moderate 3 by 09:00. As the sun climbs higher, expect a striking peak at 12 around 13:00 and 14:00, indicating very high UV levels that demand protection. The index then gradually declines, dipping to 5 by 17:00 and returning to a safer level of 1 by 19:00. If you’re heading outdoors, be sure to apply sunscreen and seek shade during the 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
11:008very high15 min
12:0010very high15 min
13:0012extreme10 min
14:0012extreme10 min
15:0010very high15 min
16:007high25 min
17:005moderate30 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Dilley

Throughout the year, UV levels exhibit significant seasonal changes. January sees a moderate UV Index of 5, while February and March jump to 8 and 9, respectively, indicating very high exposure risks with short burn times of just 15 minutes. The peak months for UV exposure are from April to August, where the Index reaches an extreme level of 11 to 12, necessitating caution with a burn time of only 10 minutes. As the year progresses, UV levels decrease, but October remains notably high at 9, followed by November with a high category of 7. For visitors and residents alike, it is crucial to take protective measures during the high-risk months of April through September and remain vigilant, using sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage.

Monthly Maximum UV Index for Dilley, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Dilley. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec589111212121211975
Data source: Statistical UV Index data for Dilley, 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 Dilley UV Index with Other United States Cities

The table above highlights how UV exposure in Dilley 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.
Dilley'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
Dilley589111112121211975