UV Index in Plainfield, United States

Last updated: June 2, 2025

In Plainfield, United States, staying aware of the UV Index is crucial for protecting your skin health and preventing sunburns. Understanding UV levels helps residents plan their outdoor activities and safeguard against harmful skin damage. With a humid subtropical climate (Cfa), Plainfield experiences varying UV exposure throughout the day, peaking at around 11:00 AM to 2:00 PM when the index can reach as high as 11. Being informed about daily UV risks empowers you to enjoy the sun safely while keeping your skin healthy.

Hourly UV Index in Plainfield

The UV Index data reveals a striking pattern throughout the day, starting off with minimal risk in the early hours at 1 until 9:00 AM, where it begins to rise sharply. By 10:00 AM, the index reaches 5, indicating moderate exposure risk, but by 12:00 PM, it hits a peak of 9, categorizing it as very high. The intensity continues to climb, reaching a maximum of 11 at 2:00 PM, suggesting that outdoor activities should be approached with caution. As the afternoon progresses, the index gradually declines, settling back to 3 by 6:00 PM and finally dropping to 2 by 7:00 PM. This data underlines the importance of sun safety as the sun reaches its zenith, making midday hours especially critical for skin protection. 🌞

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
11:007high25 min
12:009very high15 min
13:0010very high15 min
14:0011extreme10 min
15:009very high15 min
16:007high25 min
17:005moderate30 min
18:003moderate30 min
19:002low45 min

Monthly UV Index Trends in Plainfield

As the seasons shift, the UV Index reveals a significant increase in ultraviolet radiation, particularly from March to September, indicating a heightened risk of sunburn and skin damage. The high-risk months are clearly defined from April to August, with the peak reaching a UV Index of 11 in June. During these times, the exposure category escalates to very high or extreme, resulting in a burn time as short as 10 minutes. Visitors and residents are strongly advised to take precautionary measures by wearing protective clothing, applying sunscreen, and seeking shade, especially during midday hours when the sun's intensity is at its peak. As the UV Index decreases in the fall and winter months, maintaining awareness and protection remains essential to ensure skin health year-round.

Monthly Maximum UV Index for Plainfield, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Plainfield. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Statistical UV Index data for Plainfield, 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 Plainfield UV Index with Other United States Cities

The table above highlights how UV exposure in Plainfield 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.
Plainfield'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
Plainfield357910111098643
Los Angeles UVI46891011111010754
Houston UVI589111112121110975