Castellanza Weather in September

Castellanza in September averages 24°C (75°F) during the day and 15°C (59°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Castellanza in September

Analyzing past climate data, one can expect approximately 11 days of rain, averaging 155 mm (6.1 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Castellanza in September

Expect highs of 24°C (75°F) in Castellanza in September, with nights dropping to around 15°C (59°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Castellanza in September

The area enjoys a moderate level of sunlight, with around 181 hours. It's a good balance between sunny and cloudy days.

If your ideal day consists of dry skies and pleasant temperatures, May, June, August and September typically offer the best circumstances for Castellanza.

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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 Castellanza's climate page.

Castellanza Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 35%  

Precipitation 155 mm (6.1 in)  

Rainy days 11 days  

Humidity 74% *  

Sunshine 181 hours *  

Percentage Sunshine 49% *  

* Data from: Milan, Italy (13 KM, 8 Miles).

What to Wear in Castellanza in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Castellanza in September

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

Swimming

7/10

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 Castellanza's climate page.

More climate data for Castellanza

Temperature Rainfall Sunshine Humidity

See the full Castellanza climate overview or explore weather in Italy.