UV Index in East Hampton, United States

Last updated: May 3, 2025

In East Hampton, understanding the UV Index is crucial for your health and well-being, especially during the sun-soaked summer months. With levels peaking at 10 around midday, awareness of these UV levels can significantly aid in sunburn prevention and promote better skin health. The charming coastal climate of East Hampton, characterized by warm summers and ample sunshine, presents unique challenges when it comes to UV exposure. By staying informed about the UV Index, residents and visitors alike can enjoy the beautiful outdoors while safeguarding their skin from potential damage.

Hourly UV Index in East Hampton

The UV Index throughout the day showcases a dynamic pattern of sun exposure, peaking during the afternoon. At 07:00, the index starts low at 1, gradually increasing as the sun rises. By 10:00, it reaches 6, signaling a rise in sun intensity, culminating in a striking 10 from 12:00 to 13:00, indicating a high risk of harm from unprotected sun exposure. As the day progresses, the UV Index declines, dropping to 3 by 17:00, and steadily returning to 1 by 19:00. This data highlights the importance of sun protection, especially during midday when the UV Index is at its highest.

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
14:009very high15 min
15:008very high15 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in East Hampton

Throughout the year, UV exposure varies significantly, with the highest risks occurring from April to September. During this period, the UV Index peaks, reaching 11 in July, categorized as extreme, and indicating a burn time of just 10 minutes. Residents and visitors should be particularly vigilant from February to October, as these months see high to very high UV levels, with April to August presenting the most risk. To protect against harmful UV radiation, it is advisable to wear sunscreen, protective clothing, and sunglasses, and to seek shade during peak sun hours, especially from late morning to early afternoon. Conversely, the winter months of December and January see moderate UV levels, allowing for more extended outdoor exposure with a burn time of 30 minutes.

Monthly Maximum UV Index for East Hampton, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in East Hampton. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3679101011108753
Data source: Statistical UV Index data for East Hampton, 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 East Hampton UV Index with Other United States Cities

The table above highlights how UV exposure in East Hampton 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.
East Hampton'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
East Hampton3679101011108853
Los Angeles UVI46891011111010754
Houston UVI589111112121110975