UV Index in Horneburg, Germany

Last updated: July 2, 2025

Staying informed about the UV Index in Horneburg, Germany is crucial for protecting your skin and overall health against harmful sun exposure. Understanding the daily UV levels helps residents and visitors alike to prevent painful sunburns and long-term skin damage. Horneburg’s temperate oceanic climate (Cfb) often brings sunny days, with peak UV readings reaching as high as 7 around midday. By keeping a keen eye on the UV Index, you can better enjoy the outdoors while safeguarding your skin from unnecessary risks.

Hourly UV Index in Horneburg

As the sun rises, the UV Index (UVI) begins its ascent, starting with a mild level of 1 at 7:00 AM. By 9:00 AM, it reaches a level 3, indicating an increase in solar intensity. The real peak occurs at noon when the UVI hits a robust 7, representing the highest risk for harm from unprotected sun exposure. This high intensity persists until 3:00 PM, when it gradually recedes to a level of 6. As the afternoon wanes, the UVI dips further, dropping to 5 at 4 PM and finally back to a gentle 1 by 7 PM, allowing for a safe and comfortable evening. Remember, the hours between 10 AM and 3 PM mark the most crucial times for 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
09:003moderate30 min
10:004moderate30 min
11:006high25 min
12:007high25 min
13:007high25 min
14:007high25 min
15:006high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Horneburg

As the year progresses, the UV Index experiences significant seasonal changes, with the highest risk for sun exposure typically occurring from May to August. During this period, particularly in June, the UV Index peaks at 8, indicating a very high risk, where the burn time is reduced to just 15 minutes. In contrast, the UV Index starts low in the winter months, such as January and December at just 1, representing a low risk that allows for longer exposure times of 45 minutes without serious sunburn. Residents and visitors should be particularly vigilant during the high-risk months and take necessary precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of UV-related harm.

Monthly Maximum UV Index for Horneburg, Germany

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Horneburg. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124578775321
Data source: Statistical UV Index data for Horneburg, 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 Horneburg UV Index with Other Germany Cities

The table above highlights how UV exposure in Horneburg compares to other major locations across Germany. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Horneburg's solar exposure compared to other cities in Germany. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Hamburg UVI123578775321
Horneburg123578775321
Berlin UVI124578775321
Koeln UVI124578875421
Frankfurt am Main UVI234588875421
Munich UVI235689986421