Castello di Montalto Weather in September

September in Castello di Montalto averages 25°C (77°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 92 mm (3.6 in) on average. An umbrella is a good idea.

Rainfall in Castello di Montalto in September

Climate statistics over the past 30 years suggest around 9 days of rain, with 92 mm (3.6 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Castello di Montalto in September

September tends to be one of the perfect months in Castello di Montalto, with 25°C (77°F) in the afternoon and 14°C (57°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Castello di Montalto 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 your ideal day consists of dry skies and pleasant temperatures, May, June and September typically offer the best circumstances for Castello di Montalto.

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

Castello di Montalto Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 30%  

Precipitation 92 mm (3.6 in)  

Rainy days 9 days  

Sunshine 220 hours *  

Percentage Sunshine *  

* Data from: Siena, Italy (18 KM, 11 Miles).

What to Wear in Castello di Montalto in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Castello di Montalto 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 Castello di Montalto's climate page.

More climate data for Castello di Montalto

Temperature Rainfall Sunshine

See the full Castello di Montalto climate overview or explore weather in Italy.