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September Weather in Silandro, Italy

Last updated: August 23, 2025

In September, the average temperature in Silandro, Italy hovers around 6°C (42°F), with a minimum dropping as low as -14°C (8°F) and a maximum reaching up to 18°C (64°F). Precipitation is notable, totaling 111 mm (4.4 in) across 15 days of the month, while the average humidity remains high at 83%.

September Temperature in Silandro

In September in Silandro, the average temperature is 6°C (42°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop as low as -14°C (8°F). Travelers should be prepared for a wide range of temperatures, so pack accordingly to enjoy your visit comfortably.

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

The chart illustrates September temperature patterns in Silandro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Silandro, September typically has an average temperature of 6°C (42°F), with highs reaching up to 18°C (64°F) and lows dropping to around -14°C (8°F).
JanFebMarAprMayJunJulAugSepOctNovDec121721293647504942342214
Data source: Temperature data for Silandro 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 Silandro

In Silandro in September, the total precipitation amount is 111 mm (4.4 in) spread over 15 days.

September Precipitation Trends in Silandro

The chart displays monthly precipitation patterns in Silandro, 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 Silandro, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec69506573122123114162111107109111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Silandro

In Silandro in September, humidity is 83%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up while exploring the area.

September Average Humidity in Silandro

This chart illustrates the average monthly humidity levels in Silandro, 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 Silandro is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Silandro

In Silandro 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 Silandro.

Maximum UV Index Levels in Silandro for September

The chart shows the monthly maximum UV Index (UVI) for Silandro 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 Silandro typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347910111198632
Data source: Silandro 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 Silandro Compares to Other Months

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

This table compares monthly weather conditions in Silandro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (12°F)68 mm (2.7 inches)93%moderate
February Weather-8°C (17°F)50 mm (2.0 inches)89%moderate
March Weather-6°C (21°F)65 mm (2.6 inches)86%high
April Weather-2°C (29°F)73 mm (2.9 inches)83%very high
May Weather2°C (37°F)122 mm (4.8 inches)78%very high
June Weather8°C (47°F)123 mm (4.8 inches)79%extreme
July Weather10°C (50°F)114 mm (4.5 inches)82%extreme
August Weather10°C (49°F)162 mm (6.4 inches)80%very high
September Weather6°C (42°F)111 mm (4.4 inches)83%very high
October Weather1°C (34°F)107 mm (4.2 inches)90%high
November Weather-5°C (23°F)109 mm (4.3 inches)89%moderate
December Weather-10°C (14°F)111 mm (4.4 inches)90%low

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