San Siro Weather in September

September in San Siro averages 19°C (66°F) during the day and 11°C (52°F) at night. September is part of the rainy season, with around 180 mm (7.1 in) of rainfall and frequent showers.

Rainfall in San Siro in September

As part of the rainy season, San Siro sees around 12 days of rain in September, with an average of 180 mm (7.1 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in San Siro in September

Expect highs of 19°C (66°F) in San Siro in September, with nights dropping to around 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in San Siro in September

The month experiences a moderate amount of sunlight, with 189 hours of sunshine. This provides a nice balance between sunshine and rain.

If your ideal day consists of dry skies and pleasant temperatures, July typically offers the best circumstances for San Siro.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our San Siro's climate page.

San Siro Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 41%  

Precipitation 180 mm (7.1 in)  

Rainy days 12 days  

Humidity 74% *  

Sunshine 189 hours *  

Percentage Sunshine *  

* Data from: Como, Italy (31 KM, 19 Miles).

What to Wear in San Siro in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in San Siro in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our San Siro's climate page.

More climate data for San Siro

Temperature Rainfall Sunshine Humidity

See the full San Siro climate overview or explore weather in Italy.