The average annual temperature for Naperville, Illinois is 10°C/50°F.
The average annual temperature for Naperville, Illinois is 10°C/50°F.
July is the hottest or warmest month in Naperville, Illinois, with an average maximum temperature of 29°C/84°F.
January is the coolest or coldest month in Naperville, Illinois, with an average minimum temperature of -9°C/16°F.
-5°C/23°F is the average temperature for Naperville, Illinois in January.
-4°C/25°F is the average temperature for Naperville, Illinois in February.
4°C/39°F is the average temperature for Naperville, Illinois in March.
9°C/48°F is the average temperature for Naperville, Illinois in April.
16°C/61°F is the average temperature for Naperville, Illinois in May.
21°C/70°F is the average temperature for Naperville, Illinois in June.
24°C/75°F is the average temperature for Naperville, Illinois in July.
22°C/72°F is the average temperature for Naperville, Illinois in August.
19°C/66°F is the average temperature for Naperville, Illinois in September.
12°C/54°F is the average temperature for Naperville, Illinois in October.
4°C/39°F is the average temperature for Naperville, Illinois in November.
-1°C/30°F is the average temperature for Naperville, Illinois in December.
Average annual rainfall for Naperville, Illinois is 928mm (37 inches).
May is the wettest or most rainy month in Naperville, Illinois, with an average rainfall of 140mm (6 inches).
February is the driest or least rainy month in Naperville, Illinois, with an average rainfall of 32mm (1 inches).
On average, there are 35mm/1 inches of rain in January in Naperville, Illinois.
On average, there are 32mm/1 inches of rain in February in Naperville, Illinois.
On average, there are 52mm/2 inches of rain in March in Naperville, Illinois.
On average, there are 97mm/4 inches of rain in April in Naperville, Illinois.
On average, there are 140mm/6 inches of rain in May in Naperville, Illinois.
On average, there are 113mm/4 inches of rain in June in Naperville, Illinois.
On average, there are 92mm/4 inches of rain in July in Naperville, Illinois.
On average, there are 87mm/3 inches of rain in August in Naperville, Illinois.
On average, there are 73mm/3 inches of rain in September in Naperville, Illinois.
On average, there are 108mm/4 inches of rain in October in Naperville, Illinois.
On average, there are 50mm/2 inches of rain in November in Naperville, Illinois.
On average, there are 49mm/2 inches of rain in December in Naperville, Illinois.
Yes, Naperville, Illinois is further west than the prime meridian (zero degrees longitude), which means it is in the Western Hemisphere. The midpoint of Naperville, Illinois is further west than the prime meridian (zero degrees longitude) by approximately 2,799 miles (4,505km).
No, Naperville, Illinois is not further east than the prime meridian (zero degrees longitude), which means it is not in the Eastern Hemisphere.
Yes, Naperville, Illinois is further north than the equator, which means it is in the Northern Hemisphere. The midpoint of Naperville, Illinois is approximately 2,887 miles (4,646km) north of the equator.
No, Naperville, Illinois is not further south than the equator, which means it is not in the Southern Hemisphere.