UV Index in Clearlake Oaks, United States

Last updated: June 2, 2025

Understanding the UV Index in Clearlake Oaks is essential for protecting your skin and overall health from harmful sun exposure. With peak UV levels reaching an intense 11 around midday, awareness of these fluctuations is crucial for preventing sunburn and long-term skin damage. Clearlake Oaks, situated in a Csb climate zone, experiences varied sun exposure throughout the day, making it vital to monitor UV levels regularly. By staying informed, you can enjoy the beautiful outdoors while safeguarding your skin against potential risks associated with harmful ultraviolet rays.

Hourly UV Index in Clearlake Oaks

The UV Index throughout the day showcases a steady increase as the sun climbs, peaking at an intense 11 between 12:00 PM and 2:00 PM. Early morning hours start at a mild 1 at 7:00 AM, gradually rising to 4 by 9:00 AM. As the clock strikes 10:00 AM, the index reaches 6, marking the onset of higher UV levels. From 11:00 AM, the sun’s intensity ramps up significantly, hitting 9 and holding steady at 11 during the peak afternoon hours. As shadows lengthen after 2:00 PM, the UV Index dips, descending to 9 at 3:00 PM, and gradually falling to 2 by the evening. Remember to stay protected during peak hours for optimal sun safety!

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
13:0011extreme10 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 Clearlake Oaks

The UV Index experiences notable fluctuations throughout the year, with peak values occurring during the summer months. From March to August, the UV Index escalates from 7 (high) in March to an extreme 11 in May through August, making these months particularly hazardous for sun exposure. The high-risk months are clearly defined as April through August, where burn times decrease to as little as 10 minutes. As a result, visitors and residents are advised to take precautionary measures during these months, including wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak sun hours. As the seasons transition into fall and winter, the UV Index decreases significantly, providing a safer environment for outdoor activities, with more moderate levels in November and December. Stay vigilant and protect yourself against the sun’s harmful rays, especially in the peak summer months.

Monthly Maximum UV Index for Clearlake Oaks, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Clearlake Oaks. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111119643
Data source: Statistical UV Index data for Clearlake Oaks, 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 Clearlake Oaks UV Index with Other United States Cities

The table above highlights how UV exposure in Clearlake Oaks 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.
Clearlake Oaks'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
Clearlake Oaks3579111111119743
Los Angeles UVI46891011111010754
Houston UVI589111112121110975