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September Weather in Perrero, Italy

Last updated: August 23, 2025

In September, the average temperature in Perrero, Italy hovers around 11°C (52°F), with a minimum drop to -3°C (27°F) and a pleasant maximum reaching up to 22°C (72°F). Expect 87 mm (3.4 in) of precipitation over approximately 18 days, contributing to an average humidity level of 73%. Be prepared for a mix of cool and warm days as you explore this vibrant location!

September Temperature in Perrero

In September in Perrero, the average temperature is 11°C (52°F), with maximums reaching 22°C (72°F) and minimums dropping as low as -3°C (27°F). This variation makes it essential for travelers to dress in layers and be prepared for both warm and chilly weather conditions.

September Weather in Perrero: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Perrero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Perrero, September typically has an average temperature of 11°C (52°F), with highs reaching up to 22°C (72°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec232832384655595951443224
Data source: Temperature data for Perrero generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Perrero

In Perrero in September, the total precipitation amount is 87 mm (3.4 in) over the course of 18 days.

September Precipitation Trends in Perrero

The chart displays monthly precipitation patterns in Perrero, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Perrero, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec74599411616816315510387115142103
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Perrero

In Perrero in September humidity is 73%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that creeps into your bones, making outdoor exploration tricky but invigorating, as the cool air and moisture combine to create a refreshing yet slightly uncomfortable atmosphere for traveling.

September Average Humidity in Perrero

This chart illustrates the average monthly humidity levels in Perrero, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Perrero is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%84%83%78%75%72%63%73%89%91%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Perrero

In Perrero in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Perrero.

Maximum UV Index Levels in Perrero for September

The chart shows the monthly maximum UV Index (UVI) for Perrero in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Perrero typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111108642
Data source: Perrero September UVI data generated using 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.

How September Weather in Perrero Compares to Other Months

Weather in Perrero varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Perrero, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Perrero, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)73 mm (2.9 inches)91%moderate
February Weather-2°C (29°F)59 mm (2.3 inches)87%moderate
March Weather0°C (32°F)94 mm (3.7 inches)84%very high
April Weather3°C (38°F)116 mm (4.6 inches)83%very high
May Weather8°C (46°F)168 mm (6.6 inches)78%very high
June Weather13°C (55°F)163 mm (6.4 inches)75%extreme
July Weather15°C (59°F)155 mm (6.1 inches)72%extreme
August Weather15°C (59°F)103 mm (4.1 inches)63%very high
September Weather11°C (52°F)87 mm (3.4 inches)73%very high
October Weather6°C (44°F)115 mm (4.5 inches)89%high
November Weather0°C (32°F)142 mm (5.6 inches)90%moderate
December Weather-4°C (24°F)103 mm (4.1 inches)90%low

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