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Naples weather in September (Campania, Italy)

Curious about the September weather in Naples? Here's what the weather might have in store during this month.

In Naples the weather in September is generally perfect, characterized by high temperatures and moderate rainfall. September is a summer month. Throughout the daytime, temperatures often hover around 25°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 20°C.

Naples in September usually receives moderate rainfall, averaging around 96 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 9 days of the month will see rainfall.

The days are predominantly sunny, with an estimated total of around 234 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. May, June, July, August and September generally stand out with the best circumstances. While January tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Naples climate page with graphs.

 

Naples, monthly averages in September

Min TemperatureMin Temperature 20°C  
Max TemperatureMax Temperature 25°C  
Water TemperatureWater Temperature 25°C  
Chance of RainChance of Rain 29%  
PrecipitationPrecipitation 96 mm  
Rainy daysRainy days 9 days  
HumidityHumidity 73%  
SunshineSunshine 234 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Italy in September

Find out more about the weather in Italy in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Naples in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case. With a water temperature of around 25°C this is a great month to swim so bring your swimwear.

What To Do

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

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Naples.

Our site offers climate and forecast data for every country in the world. Are you going to Italy? On this website you can find historical weather averages for many cities in Italy. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.