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United StatesThe weather in July in Naples
It's warm in July in Naples with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 32°C. At night, you can expect temperatures between 18°C and 22°C.
Looking for sun? July isn’t a good month to be in Naples. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Naples, Illinois. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2023, Naples reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 18°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 27°C.
Rainfall amount
In July, there is an average of 195 mm of precipitation, spread over 18 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in July for Naples
Click on any day in July 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.
July weather comparison
| Naples | New York | |
|---|---|---|
| Average temperature | 29°C | 31°C |
| Max. temperature | 32°C | 33°C |
| Min. temperature | 18°C | -5°C |
| Total precipitation | 195 mm | 160 mm |
| Rainy days | 18 days | 18 days |
Start of July
The month of July starts in Naples with hot temps, averaging around 29°C during the day and nights around 20°C.
Mid July
By mid-July, daytime temps rise to around 31°C, with nights around 22°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of July
By the end of July, the average daytime temperature in Naples is around 30°C, while nighttime temps are about 20°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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UV index
The UV index is a maximum of 7 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.
Check out the climate of Naples for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in July in Naples, Illinois. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in July in Naples
Temperature in July in Naples over the years
Precipitation charts
These charts show the average amount of precipitation in July in Naples, Illinois. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in July in Naples
Total precipitation in July in Naples over the years
Daily UV index in July in Naples
This chart shows the average daily UV index in July 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.
Weather experiences in July 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.