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United StatesThe climate of Naples
The current climate in Naples features temperatures ranging from a high of 29°C to a low of 2°C throughout the year. The average yearly temperature is around 18°C. At night, temperatures in the colder months average around -7°C and in the warmer months around 20°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Naples, Illinois.
Temperature records
The highest temperature recorded in Naples in recent years was 37°C in July 2023. The lowest daytime temperature recorded was -20°C in January 2014.
Precipitation and snowfall
On average, Naples gets 1357 mm of precipitation each year. Of this, about 56 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit Naples?
The best time to visit Naples for mild to warm weather is April up to June and August up to October. You might get some rain, but the temperatures are just right to explore Naples.
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Climate Table of Naples
The climate table of Naples shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 2 | 4 | 12 | 18 | 24 | 29 | 29 | 29 | 27 | 20 | 11 | 6 |
| Temp. min (°C) | -6 | -6 | 2 | 7 | 14 | 19 | 20 | 19 | 15 | 9 | 1 | -2 |
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| Precipitation (mm) | 52 | 50 | 102 | 149 | 186 | 141 | 195 | 138 | 75 | 126 | 70 | 73 |
| Snow (cm) | 21 | 20 | 2,1 | 1,7 | 0 | 0 | 0 | 0 | 0 | 0,2 | 5,1 | 5,2 |
| UV Index | 2 | 2 | 3 | 4 | 4 | 4 | 6 | 4 | 5 | 4 | 2 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Naples, Illinois. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Naples
Yearly Temperature in Naples
Precipitation charts
These charts show the average amount of precipitation 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.
Average Precipitation per Month in Naples
Total Yearly Precipitation in Naples
Average Snowfall per Month in Naples
Total Yearly Snowfall in Naples
UV index chart
This chart shows the average UV index per month in Naples, Illinois. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Naples
Weather experiences 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.