UV Index in Monticello, United States

Last updated: May 3, 2025

Staying informed about the UV Index in Monticello, United States is crucial for protecting your skin and overall health. Understanding UV levels can help you prevent sunburns and reduce the risk of long-term skin damage, especially during the peak hours when the UV Index can reach a striking 12 around noon. With Monticello's semi-arid climate (BSk), daily UV exposure can vary significantly, prompting residents and visitors to be vigilant. By keeping an eye on the UV Index, you empower yourself to enjoy the outdoors safely while safeguarding your skin's health.

Hourly UV Index in Monticello

As the sun rises, the UV Index (UVI) steadily climbs, beginning with a safe level of 1 at 07:00. By 09:00, it reaches 4, signaling a stronger need for sun protection. The peak intensity occurs between 12:00 and 13:00, where the UVI hits an alarming 12, illustrating the importance of taking precautions during these hours. As the afternoon wanes, values start to recede, dropping to 9 at 15:00 and further declining to 2 by 18:00. Wrap up your outdoor activities as the sun dips below the horizon, as the UVI falls back to 1 by 19:00. Always remember to stay safe under the sun, especially during those 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
08:002low45 min
09:004moderate30 min
10:006high25 min
11:009very high15 min
12:0011extreme10 min
13:0012extreme10 min
14:0011extreme10 min
15:009very high15 min
16:007high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Monticello

Throughout the year, the UV Index experiences significant fluctuations, with the highest risk months occurring from March to August. During this period, the UV index peaks at 12, indicating an extreme exposure category, which necessitates vigilant sun protection measures as the burn time drops to just 10 minutes. In April and May, the index remains at a very high level of 10 and 12, respectively, with equally limited burn times. September sees a slight decrease to a UV Index of 10, transitioning to high in October at 7 and gradually tapering down to moderate levels by December with an index of 3. To ensure safety, residents and visitors should prioritize sun protection strategies, especially during the high-risk months of March through August. This includes wearing sunscreen, sunglasses, and protective clothing while seeking shade during peak sun hours.

Monthly Maximum UV Index for Monticello, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Monticello. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec478101212121110753
Data source: Statistical UV Index data for Monticello, 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 Monticello UV Index with Other United States Cities

The table above highlights how UV exposure in Monticello 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.
Monticello'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
Monticello478101212121110753
Houston UVI589111112121110975