UV Index in Bologna, Italy

Last updated: May 3, 2025

Understanding the UV Index in Bologna, Italy, is crucial for safeguarding your skin health and preventing sunburn. With the city’s warm Cfa climate, residents and visitors alike face varying UV exposure risks, especially during the peak hours around noon when the index can soar to 8. By staying informed about daily UV levels, you can take essential precautions, enjoy the sunny weather, and protect your skin from the harmful effects of UV radiation. Whether you're strolling through the historic streets or relaxing in one of Bologna's beautiful parks, being UV-aware is key to enjoying all that this vibrant city has to offer!

Hourly UV Index in Bologna

The UV Index throughout the day presents a dynamic landscape of sun exposure. Starting off at a mild 1 at 7:00 AM, the intensity gradually rises, hitting 2 by 8:00 AM and 3 by 9:00 AM. The real peak emerges at 12:00 PM and 1:00 PM, where it reaches a robust 8—a signal to seek shade and cover up! As the afternoon progresses, the index gently declines to 6 by 3:00 PM, before tapering off further to 2 by 6:00 PM, and finally returning to a cool 1 by 7:00 PM. This data reminds us to be sun-smart during those critical midday 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
10:005moderate30 min
11:006high25 min
12:008very high15 min
13:008very high15 min
14:008very high15 min
15:006high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Bologna

The UV Index demonstrates significant seasonal variations, affecting both residents and visitors throughout the year. January and December experience the lowest UV levels, categorized as low, with a burn time of 45 minutes. From February, the UV index starts to rise, entering the moderate exposure category, and peaks during the late spring and summer months—May to August—when it reaches very high levels (8 to 10), resulting in a critical burn time of just 15 minutes. The highest risk months for UV exposure are June and July, where precautions are essential. As the fall months approach, the UV levels decrease, returning to moderate assessments by October through November. To minimize the risk of UV-related health issues, visitors and residents should take savvy precautions during the high-risk months by wearing sunscreen, protective clothing, and seeking shade during peak sun hours.

Monthly Maximum UV Index for Bologna, Italy

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Bologna. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec2367810987532
Data source: Statistical UV Index data for Bologna, 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 Bologna UV Index with Other Italy Cities

The table above highlights how UV exposure in Bologna compares to other major locations across Italy. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Bologna's solar exposure compared to other cities in Italy. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Milan UVI235689986532
Bologna2367810987532
Turin UVI2367810997532
Rome UVI34578101097542
Naples UVI34679101098642
Palermo UVI35689101098743