UV Index in Havre de Grace, United States

Last updated: July 2, 2025

In Havre de Grace, United States, being aware of the UV Index is essential for safeguarding your skin health and preventing sunburn. Understanding UV levels can significantly reduce your risk of skin damage, which is particularly important as the climate here falls under the Cfa zone, bringing warm summers with heightened solar exposure. With UV Index readings that peak at 10 around midday, it's crucial for residents and visitors alike to stay informed and take protective measures during peak sunlight hours. Enjoy the beautiful outdoors, but remember to prioritize your skin while soaking up the sun!

Hourly UV Index in Havre de Grace

At 07:00 AM, the UV Index starts off mild at 1, making it a safe time to enjoy the morning light. As the day progresses, the sun climbs higher, and by 10:00 AM, the index jumps to 6, signaling a notable increase in solar intensity. The peak of the day arrives at 01:00 PM, with a strong UV Index of 10—perfect for sun protection or seeking shade. Following this zenith, the index gradually declines, reaching 9 at 02:00 PM and tapering off to 3 by 05:00 PM, where it's still wise to stay cautious. As evening approaches, the UV Index drops further to 1 by 07:00 PM, allowing for a relaxed end to the day. Remember to stay safe and protect your skin during the most intense daylight 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
09:003moderate30 min
10:006high25 min
11:008very high15 min
12:009very high15 min
13:0010very high15 min
14:009very high15 min
15:008very high15 min
16:006high25 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Havre de Grace

Throughout the year, UV exposure changes significantly, with high-risk months identified from April to September, when the UV Index reaches notably high levels of 9 to 10. During these months, burn times are critically reduced to just 15 minutes, requiring extra caution. March marks the transition to higher UV levels, with an index of 7 and a 25-minute burn time, while January and February begin with a moderate UV Index of 3 to 5 and longer burn times of 30 minutes. As we move into the fall, UV exposure decreases, dropping to 4 in November and 3 in December. Visitors and residents are advised to protect their skin by wearing sunscreen, protective clothing, and seeking shade, particularly during high-risk months, to minimize the risk of UV-related skin damage.

Monthly Maximum UV Index for Havre de Grace, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Havre de Grace. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Statistical UV Index data for Havre de Grace, 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 Havre de Grace UV Index with Other United States Cities

The table above highlights how UV exposure in Havre de Grace 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.
Havre de Grace'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
Havre de Grace357910101098643
Los Angeles UVI46891011111010754
Houston UVI589111112121110975