UV Index in Normal, United States

Last updated: July 2, 2025

Understanding the UV Index in Normal, United States is crucial for protecting your skin and overall health. With peak levels reaching a dangerous 10 during the midday hours, awareness of UV exposure can help prevent painful sunburns and reduce the risk of long-term skin damage. Normal's Dfa climate brings a mix of sunny days and varying seasonal conditions, leading to significant UV exposure risks, especially in summer. By keeping an eye on the UV Index, you can enjoy the outdoors safely while safeguarding your skin’s health.

Hourly UV Index in Normal

The UV Index data unveils a dynamic progression of sun intensity throughout the day. Starting low at 1 at 07:00, the index gradually escalates, reaching maximum levels of 10 between 12:00 and 14:00. This peak signals a critical time for sun protection. As the afternoon wanes, the index tapers off to 8 at 15:00, and then descends further to 3 by 17:00, and 2 by 18:00. Ultimately, the day concludes softly with a return to 1 at 19:00. It's essential to stay vigilant during those peak hours to safeguard your skin while enjoying the sun!

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
10:006high25 min
11:008very high15 min
12:0010very high15 min
13:0010very high15 min
14:0010very high15 min
15:008very high15 min
16:006high25 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Normal

As the seasons change, so do the UV Index levels, significantly affecting sun exposure and burn times throughout the year. From January to February, UV levels remain moderate (3-5), allowing for a 30-minute burn time. However, starting in March, the UV Index rises to 7, indicating high exposure risk with burn times of 25 minutes. The peak risk occurs from April to June, where the UV Index hits 9-11, classifying these months as very high to extreme (with burn times reduced to 10-15 minutes). July and August maintain high levels of sun intensity, but begin to taper off in September (UV Index 8). By October, the UV Index decreases to 6, marking a return to high exposure risk, while November and December offer moderate to low levels (4 and 2 respectively), allowing for longer burn times. Visitors and residents are advised to take extra precautions during high-risk months (March to September) by wearing protective clothing and applying sunscreen regularly, particularly when UV levels are at their peak.

Monthly Maximum UV Index for Normal, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Normal. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098642
Data source: Statistical UV Index data for Normal, 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 Normal UV Index with Other United States Cities

The table above highlights how UV exposure in Normal 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.
Normal'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
Normal357910111098642
Los Angeles UVI46891011111010754
Houston UVI589111112121110975