UV Index in Sugar Grove, United States

Last updated: June 2, 2025

In Sugar Grove, United States, staying informed about the UV Index is crucial for safeguarding your skin and overall health. As UV levels can reach a maximum of 11 around midday, understanding these fluctuations helps prevent sunburn and long-term skin damage. Given Sugar Grove's Cfb climate, characterized by cool summers and rainy winters, locals must be mindful of UV exposure during sunny days, especially in the peak hours from 10 AM to 2 PM. By monitoring the UV Index, you can enjoy the beautiful outdoor spaces of Sugar Grove while effectively protecting yourself from harmful sun rays.

Hourly UV Index in Sugar Grove

As the day unfolds, the UV Index rises dramatically, peaking at an intense 11 between 1 PM and 2 PM. Starting from a low of 1 at 7 AM, the index gradually climbs, reaching 10 by noon. The sun’s strength becomes most formidable at 1 PM, where it maintains its powerful grip until 2 PM. After that, there’s a gradual decline, with readings dropping to 5 by 5 PM, illustrating the importance of sun protection during peak hours. As evening approaches, the index wanes to 1 by 7 PM, reminding us that while the sun’s rays can be harsh during midday, they ease as the day comes to a close. Stay safe and protect your skin!

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
09:003moderate30 min
10:005moderate30 min
11:008very high15 min
12:0010very high15 min
13:0011extreme10 min
14:0011extreme10 min
15:009very high15 min
16:007high25 min
17:005moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Sugar Grove

The UV Index experiences significant seasonal fluctuations, peaking during the summer months and dramatically dropping in winter. From January to February, the index rises from 4 (moderate) to 6 (high), with a corresponding decrease in burn time from 30 minutes to 25 minutes. The most critical period for UV exposure occurs from March to July, where the index ranges from 8 to 11, categorizing these months as very high to extreme risk, with a burn time plummeting to just 10 minutes in extreme cases. August and September remain high at 10, while October sees a decrease to 8 (very high). As temperatures drop, November and December are marked by moderate UV levels of 5 and 3, with longer burn times of 30 minutes. Residents and visitors should exercise caution and apply sun protection during the high-risk months of March through October, especially in the summer when even brief exposure can lead to skin damage.

Monthly Maximum UV Index for Sugar Grove, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Sugar Grove. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec468111111111010853
Data source: Statistical UV Index data for Sugar Grove, 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 Sugar Grove UV Index with Other United States Cities

The table above highlights how UV exposure in Sugar Grove 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.
Sugar Grove'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
Sugar Grove468111111111010853
Houston UVI589111112121110975