Naples Weather in September

Naples in September averages 22°C (72°F) during the day and 9°C (48°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Naples in September

The climate data from previous years indicates about 11 days of rain, averaging 95 mm (3.7 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Naples in September

September in Naples is generally perfect, with days reaching 22°C (72°F) and nights settling around 9°C (48°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Naples in September

The month enjoys around 228 hours of sunshine, creating mostly sunny days with good weather conditions.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Naples.

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 the United States of America, check out our Naples's climate page.

Naples Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 37%  

Precipitation 95 mm (3.7 in)  

Rainy days 11 days  

Humidity 77% *  

Sunshine 228 hours *  

Percentage Sunshine 61% *  

* Data from: Portland, the United States of America (44 KM, 27 Miles).

What to Wear in Naples in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Naples in September

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

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

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 the United States of America, check out our Naples's climate page.

More climate data for Naples

Temperature Rainfall Sunshine Humidity

See the full Naples climate overview or explore weather in the United States of America.