Castello di Cisterna Weather in September

September in Castello di Cisterna sees daytime temperatures around 26°C (79°F) and lows of 18°C (64°F) at night. With around 101 mm (4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Castello di Cisterna in September

Historically, the month has about 9 days of rain, averaging 101 mm (4 in) in total. 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 Cisterna in September

Temperatures in Castello di Cisterna in September top out at 26°C (79°F) and drop to 18°C (64°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 18°C (64°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 Castello di Cisterna in September

With approximately 234 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Average water temperature in September

With water at 25°C (77°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period, it feels comfortable straight away.

If you prefer enjoying temperate temperatures and rain-free days, May, June and July typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Castello di Cisterna Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 26°C (79°F)  

Water Temperature 25°C (77°F) *  

Chance of Rain 29%  

Precipitation 101 mm (4 in)  

Rainy days 9 days  

Humidity 73% *  

Sunshine 234 hours *  

Percentage Sunshine *  

* Data from: Naples, Italy (15 KM, 9 Miles).

What to Wear in Castello di Cisterna 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. The water temperature sits at about 25°C (77°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Castello di Cisterna 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

6/10

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 Cisterna's climate page.

More climate data for Castello di Cisterna

Temperature Rainfall Sunshine Humidity Water Temp

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