UV Index in San Siro, Italy

Last updated: May 3, 2025

In San Siro, Italy, understanding the UV Index is essential for safeguarding your skin and maintaining overall health. With the region's Cfb climate, residents and visitors alike face varying levels of UV radiation, particularly noon to early afternoon when indices peak at 8—indicating a high risk of harm from unprotected sun exposure. Being aware of these UV levels not only helps in preventing sunburns but also plays a crucial role in long-term skin health. As you enjoy the sunny days in this beautiful locale, keeping an eye on the UV Index will ensure you take the necessary precautions to protect yourself while reveling in the outdoors.

Hourly UV Index in San Siro

The UV index throughout the day reveals a fascinating pattern of sun intensity. Early risers will notice a gentle start at 1 around 7:00 AM, gradually climbing to a moderate 3 by 9:00 AM. As the sun reaches its peak, the index hits 6 at 11:00 AM, escalating to an impressive 8 from 12:00 PM to 2:00 PM—the height of solar exposure. After this, the UV levels begin to wane, dropping to 7 at 3:00 PM, and further decreasing to moderate numbers of 5, 3, and 2 as the sun sets, concluding the day with a calm 1 at 7:00 PM. Remember, during the peak hours, sun safety is crucial!

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
15:007high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in San Siro

Throughout the year, notable changes in the UV Index indicate varying levels of sun exposure risk. The months of May to August present the highest risk, with a UV Index of 9, classified as very high, allowing for a quick burn time of only 15 minutes. Conversely, January and December see a significant drop in UV levels, categorized as low, with burn times extending to 45 minutes. March and April also pose moderate to high risks, while September sees a decrease to high levels again. Visitors and residents should take extra precautions during the high-risk months of May through August, ensuring they apply sunscreen regularly, wear protective clothing, and seek shade when necessary to mitigate potential skin damage from intense sunlight.

Monthly Maximum UV Index for San Siro, Italy

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Siro. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec236689987532
Data source: Statistical UV Index data for San Siro, 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 San Siro UV Index with Other Italy Cities

The table above highlights how UV exposure in San Siro 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.
San Siro's solar exposure compared to other cities in Italy. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Milan UVI235689986532
San Siro236689997532
Turin UVI2367810997532
Rome UVI34578101097542
Naples UVI34679101098642
Palermo UVI35689101098743