Costalpino Weather in September

Costalpino in September averages 26°C (79°F) during the day and 14°C (57°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Costalpino in September

Typically, you can expect about 9 days of rain this month, with 97 mm (3.8 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Costalpino in September

Costalpino has perfect weather in September, with days reaching 26°C (79°F) and nights cooling to 14°C (57°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 14°C (57°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 Costalpino in September

The days are predominantly sunny, with an estimated total of around 220 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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

Costalpino Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 30%  

Precipitation 97 mm (3.8 in)  

Rainy days 9 days  

Sunshine 220 hours *  

Percentage Sunshine *  

* Data from: Siena, Italy (4 KM, 2 Miles).

What to Wear in Costalpino in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Costalpino in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Costalpino's climate page.

More climate data for Costalpino

Temperature Rainfall Sunshine

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