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September Weather in San Nico, Italy

Last updated: August 23, 2025

In September, the average temperature in San Nico, Italy is a pleasant 23°C (74°F), with nightly lows dipping to 16°C (60°F) and daytime highs reaching up to 29°C (84°F). Expect around 28 mm (1.1 in) of precipitation spread across roughly 3 days, accompanied by an average humidity level of 68%. Embrace the mild conditions as you explore this lovely destination!

September Temperature in San Nico

In September in San Nico, the average temperature is 23°C (74°F), with highs reaching up to 29°C (84°F) and lows dipping down to 16°C (60°F). This pleasant climate makes San Nico an ideal destination for travelers looking to enjoy mild and comfortable weather.

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

The chart illustrates September temperature patterns in San Nico, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Nico, September typically has an average temperature of 23°C (74°F), with highs reaching up to 29°C (84°F) and lows dropping to around 16°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec495152576473787973666053
Data source: Temperature data for San Nico 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 Nico

In San Nico in September, the precipitation amount is 28 mm (1.1 in) over the course of 3 days.

September Precipitation Trends in San Nico

The chart displays monthly precipitation patterns in San Nico, 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 Nico, September typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec62638144162398298812963
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Nico

In San Nico in September, humidity is 68%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making traveling quite uncomfortable if you're not prepared. The air is thick and muggy, leaving you yearning for a cool breeze and frequent breaks in the shade.

September Average Humidity in San Nico

This chart illustrates the average monthly humidity levels in San Nico, 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 Nico is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%72%70%73%72%67%64%61%68%73%77%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Nico

In San Nico 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 San Nico.

Maximum UV Index Levels in San Nico for September

The chart shows the monthly maximum UV Index (UVI) for San Nico 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 Nico typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108642
Data source: San Nico 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 Nico Compares to Other Months

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

This table compares monthly weather conditions in San Nico, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)62 mm (2.4 inches)78%moderate
February Weather11°C (52°F)63 mm (2.5 inches)71%moderate
March Weather11°C (53°F)81 mm (3.2 inches)70%high
April Weather14°C (57°F)44 mm (1.7 inches)73%very high
May Weather18°C (64°F)16 mm (0.6 inches)72%very high
June Weather23°C (73°F)23 mm (0.9 inches)67%very high
July Weather25°C (78°F)9 mm (0.4 inches)64%very high
August Weather26°C (80°F)8 mm (0.3 inches)61%very high
September Weather23°C (74°F)28 mm (1.1 inches)68%very high
October Weather19°C (66°F)88 mm (3.5 inches)73%high
November Weather15°C (60°F)129 mm (5.1 inches)77%moderate
December Weather12°C (53°F)63 mm (2.5 inches)78%low

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