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Normal weather for Naples in September

It's hot in September in Naples with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 34°C. At night, you can expect temperatures between 24°C and 26°C.

In September, there is an average of 175 mm of precipitation, spread over 18 days. The wind speed is around 4 Bft, mostly coming from the Southeast.

Naples in September

New York
Temperature Average Temperature
32°C 27°C
Sun High Temp
34°C 31°C
Sun Low Temp
31°C 21°C
Rain Total Precipitation
175 mm 57 mm
Rain Rainy Days
18 days 9 days

Start of September

The month of September starts in Naples with hot temps, averaging around 33°C during the day and nights around 26°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

Mid September

By mid-September, daytime temps stay steady at around 33°C, with nights around 26°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

End of September

By the end of September, the average daytime temperature in Naples is around 33°C, while nighttime temps are about 25°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.

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Water temperature

The water temperature at Naples is 31°C this month. It’s really warm, perfect for a swim.

UV index

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Is September a good time to visit Naples?

Looking for sun? September isn’t a good month to be in Naples. The temperature is nice, but there’s too much chance of rain.

The hurricane season in Naples runs from June to November.

Temperature records for Naples in September

Check out the climate of Naples for all months and discover the best travel time

Plan your next vacation

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Daily Temperature in September in Naples

This chart shows the average daily high and low temperatures in September for Naples, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in September in Naples

Daily Precipitation in September in Naples

The chart below shows the average daily precipitation in September for Naples, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 18 days of precipitation in Naples.

Daily Precipitation in September in Naples

Daily UV Index in September in Naples

This chart shows the average daily UV index in September in Naples, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in September in Naples

Temperature in September in Naples Over the Years

This chart shows the average temperature in September in Naples, measured in degrees Celsius, over the past few years.

Temperature in September in Naples Over the Years

Total Precipitation in September in Naples Over the Years

This chart shows the average precipitation in September in Naples, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in September in Naples Over the Years

Daily Climate in September for Naples

Click on any day in September to get detailed info about the usual weather on that day in Naples. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in September in Naples

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Average Weather in Naples by Month

Click on a month below to see detailed weather info for Naples. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Naples for all months at once

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