Castano Primo Weather in September

Castano Primo in September averages 25°C (77°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 Castano Primo in September

Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 149 mm (5.9 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Castano Primo in September

Daytime highs in Castano Primo in September reach 25°C (77°F), with nights around 15°C (59°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 15°C (59°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 Castano Primo in September

The month brings about 181 hours of sunlight, offering a comfortable mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June and September typically offer the best weather for Castano Primo.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• July
• August

• September
• October
• November
• December

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

Castano Primo Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 34%  

Precipitation 149 mm (5.9 in)  

Rainy days 10 days  

Humidity 74% *  

Sunshine 181 hours *  

Percentage Sunshine 49% *  

* Data from: Milan, Italy (7 KM, 4 Miles).

What to Wear in Castano Primo 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Castano Primo in September

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

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

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 Castano Primo's climate page.

More climate data for Castano Primo

Temperature Rainfall Sunshine Humidity

See the full Castano Primo climate overview or explore weather in Italy.