UV Index in Athens, United States

Last updated: May 3, 2025

Understanding the UV Index in Athens, United States is crucial for protecting your skin and overall health. The UV Index provides vital information about sun exposure, helping residents and visitors alike guard against sunburn and long-term skin damage. With Athens' Cfa climate, characterized by hot summers and moderate humidity, the risk of high UV levels—often peaking at 11 during midday—can be significant. By staying informed about the UV Index, you can take proactive steps to enjoy the sun safely and minimize harm to your skin.

Hourly UV Index in Athens

As the sun ascends, the UV Index begins to climb, marking a significant shift in the day's exposure. Starting with a gentle 1 at 07:00 and 08:00, the index surges to 3 by 09:00. However, the real intensity kicks in around 10:00, where it reaches 6. The peak occurs at 12:00 and 13:00, with a blazing 10 and a scorching 11, making it essential to take precautions against sun exposure. As the afternoon progresses, the intensity starts to wane, dropping to 9 at 15:00 and then cascading down to 6 by 16:00. By evening, UV exposure diminishes significantly, settling back to 2 at 18:00 and down to 1 by 19:00. Remember, during the midday hours, staying protected is key to enjoying the sunshine safely!

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
10:006high25 min
11:008very high15 min
12:0010very high15 min
13:0011extreme10 min
14:0011extreme10 min
15:009very high15 min
16:006high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Athens

Throughout the year, the UV Index shows significant seasonal changes, particularly peaking during the summer months. From January to February, the UV Index rises from a moderate level of 4 to a high 7, indicating the need for increased sun protection. The months of March through August are notably high-risk, as the UV Index remains in the very high to extreme category, reaching a peak of 11 in May through August, with a burn time of only 10 minutes; therefore, individuals should practice stringent sun safety, including wearing protective clothing and using sunscreen frequently. As we move into September and October, the UV Index decreases but remains a concern, especially in September with a UV of 10. By November and December, the levels drop back to moderate (4) and high (6), allowing for a temporary respite. Visitors and residents should remain vigilant during the high-risk months and adopt protective measures against harmful UV exposure, particularly from March through October.

Monthly Maximum UV Index for Athens, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Athens. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Statistical UV Index data for Athens, 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 Athens UV Index with Other United States Cities

The table above highlights how UV exposure in Athens 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.
Athens'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
Athens478101111111110864
Houston UVI589111112121110975