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September Weather in San Giorgio, Italy

Last updated: August 23, 2025

In San Giorgio, Italy, the average temperature for September hovers around 13°C (56°F). Expect a range between a chilly 2°C (35°F) and a warm 22°C (73°F). Be prepared for precipitation, which totals about 129 mm (5.1 in) over approximately 17 days, and an average humidity level of 66%.

September Temperature in San Giorgio

In September in San Giorgio, the average temperature is 13°C (56°F). Maximum can reach 22°C (73°F) and minimum can be as low as 2°C (35°F). Be prepared for a mix of mild days and cooler nights while traveling during this time.

September Weather in San Giorgio: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Giorgio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Giorgio, September typically has an average temperature of 13°C (56°F), with highs reaching up to 22°C (73°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec273236445160626255483829
Data source: Temperature data for San Giorgio 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 San Giorgio

In San Giorgio in September, the total precipitation amount reaches 129 mm (5.1 in), occurring over a span of 17 days.

September Precipitation Trends in San Giorgio

The chart displays monthly precipitation patterns in San Giorgio, 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 San Giorgio, September typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec385794142177156187184129162174119
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Giorgio

In San Giorgio in September, humidity is 66%. With an average temperature of 13°C (56°F), this humidity feels like a refreshing embrace, making travel comfortable yet occasionally brisk, inviting you to explore while ensuring you stay hydrated and take breaks from time to time.

September Average Humidity in San Giorgio

This chart illustrates the average monthly humidity levels in San Giorgio, 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 San Giorgio is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%79%69%71%70%65%61%54%66%83%88%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Giorgio

In San Giorgio 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 San Giorgio.

Maximum UV Index Levels in San Giorgio for September

The chart shows the monthly maximum UV Index (UVI) for San Giorgio 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 San Giorgio typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23678101097532
Data source: San Giorgio 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 San Giorgio Compares to Other Months

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

This table compares monthly weather conditions in San Giorgio, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)38 mm (1.5 inches)87%low
February Weather0°C (32°F)57 mm (2.2 inches)79%moderate
March Weather2°C (37°F)94 mm (3.7 inches)69%high
April Weather6°C (44°F)142 mm (5.6 inches)71%high
May Weather10°C (51°F)177 mm (7.0 inches)70%very high
June Weather15°C (60°F)156 mm (6.2 inches)65%very high
July Weather16°C (62°F)187 mm (7.4 inches)61%very high
August Weather17°C (62°F)184 mm (7.2 inches)54%very high
September Weather13°C (56°F)129 mm (5.1 inches)66%high
October Weather9°C (48°F)161 mm (6.4 inches)83%moderate
November Weather3°C (38°F)174 mm (6.8 inches)88%moderate
December Weather-1°C (30°F)119 mm (4.7 inches)85%low

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