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Naperville weather in October

Weather in Naperville: October

Average day temperature: 62.8°F
Average night temperature: 51.5°F
Number of sunny days: 14 days
Day length: 10.4 - 11.7 hours
Number of rainy days: 2 days
Precipitation totals: 0.8 in.

Air temperature in October, °F

Show year:
2026
2025
2024

The highest day temperature during October of 2026 was 82°F. At the same time the lowest night temperature was 37°F. Daily and nightly averages during October were 66.4°F and 53.5°F.

Sunny, partly cloudy and cloudy days

Mostly all days in October are sunny but cloudy days are also possible.

Precipitation total in October, in.

Precipitation total value in Naperville in October is 0.8 in. Other months of the year show relatively similar values.

Wind speed in October, mph

The average wind speed value in October is 8.6 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in October is: 6.9.

Best time for vacation in Naperville

Sunniest months:
September 17 days
June 15 days
July 14 days
Warmest months:
July 82.5 °F
August 81.2 °F
June 79.3 °F
Coldest months:
January 28.4 °F
February 33.7 °F
December 35.9 °F
Rainiest months:
June 3 days
October 2 days
September 2 days
Windiest months:
March 10.4 mph
April 10.1 mph
November 9.5 mph

Naperville on a weather map

Naperville
+63°F
E 8 mph
Feels like: +63°F
Precip.: 25%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Naperville
Local time: 11:38
October 29, thursday
1200
63°F
E
8 mph
1500
64°F
SE
9 mph
1800
57°F
S
7 mph
2100
52°F
S
7 mph
October 30, friday
0000
50°F
S
7 mph
0300
48°F
S
7 mph
0600
46°F
SW
7 mph
0900
52°F
SW
6 mph
Units of measurement: °C / °F