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September Weather in Ossana, Italy

Last updated: August 23, 2025

In September, the average temperature in Ossana, Italy hovers around 10°C (50°F), providing a mild climate for outdoor activities. Expect a minimum of -6°C (22°F) and a maximum of 21°C (70°F), showcasing a diverse range of temperatures. During this month, Ossana experiences 148 mm (5.8 in) of precipitation spread over 19 days, resulting in a humid atmosphere with an average humidity of 83%.

September Temperature in Ossana

In September in Ossana, the average temperature is 10°C (50°F). Maximum temperatures can reach 21°C (70°F), while minimums can drop as low as -6°C (22°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for both warmer days and chilly evenings.

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

The chart illustrates September temperature patterns in Ossana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ossana, September typically has an average temperature of 10°C (50°F), with highs reaching up to 21°C (70°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec162430374555575750433120
Data source: Temperature data for Ossana 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 Ossana

In Ossana in September, the precipitation amount is 148 mm (5.8 in) over the course of 19 days.

September Precipitation Trends in Ossana

The chart displays monthly precipitation patterns in Ossana, 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 Ossana, September typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec385278130193207284252148147166111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ossana

In Ossana in September, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

September Average Humidity in Ossana

This chart illustrates the average monthly humidity levels in Ossana, 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 Ossana 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 Ossana

In Ossana in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Ossana.

Maximum UV Index Levels in Ossana for September

The chart shows the monthly maximum UV Index (UVI) for Ossana 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 Ossana typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Ossana 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 Ossana Compares to Other Months

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

This table compares monthly weather conditions in Ossana, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)38 mm (1.5 inches)93%low
February Weather-5°C (24°F)52 mm (2.0 inches)89%moderate
March Weather-1°C (30°F)78 mm (3.1 inches)86%high
April Weather3°C (38°F)130 mm (5.1 inches)83%high
May Weather7°C (46°F)193 mm (7.6 inches)78%very high
June Weather13°C (55°F)207 mm (8.1 inches)79%very high
July Weather14°C (57°F)284 mm (11.2 inches)82%very high
August Weather14°C (57°F)252 mm (9.9 inches)80%very high
September Weather10°C (50°F)148 mm (5.8 inches)83%high
October Weather6°C (43°F)147 mm (5.8 inches)90%moderate
November Weather0°C (31°F)166 mm (6.5 inches)89%moderate
December Weather-7°C (20°F)111 mm (4.4 inches)90%low

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