Naperville (IL)
October
Weather in Naperville, Illinois for October 2027
Your guide to Naperville weather in October - trends and predictions
In general, the average temperature in Naperville at the beginning of October is 23.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.3 °C by the end of October.
Naperville experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 79.3 mm.
Is October a good time to visit Naperville? check out the best time to travel to Naperville page.
✨ Is October a good time to visit Naperville? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
7
Rainy days
0
Snow days
18°/8°
Temperatures
20 km/h
Avg max wind
68 %
Avg humidity
Naperville Weather October
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Temperatures trend during October in Naperville
See the weather trend as well as the moving average line
October weather in Naperville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Moderate rain | 24° /14° | 12.7 mm | 4 | |
| Oct. 2 |  Partly cloudy | 24° /12° | 0.6 mm | 5.1 | |
| Oct. 3 |  Sunny | 25° /11° | 0 mm | 5 | |
| Oct. 4 |  Patchy rain possible | 25° /15° | 1.4 mm | 4.9 | |
| Oct. 5 |  Light rain | 24° /14° | 8 mm | 4.8 | |
| Oct. 6 | Light rain | 22° /11° | 3.9 mm | 4.7 | |
| Oct. 7 | Patchy rain possible | 19° /8° | 2.4 mm | 4 | |
| Oct. 8 | Patchy rain possible | 17° /7° | 0.1 mm | 4 | |
| Oct. 9 | Sunny | 18° /8° | 0.1 mm | 4 | |
| Oct. 10 | Sunny | 19° /8° | 0 mm | 4 | |
| Oct. 11 | Patchy rain possible | 22° /9° | 1.4 mm | 4.3 | |
| Oct. 12 | Light rain | 20° /12° | 8 mm | 4 | |
| Oct. 13 | Moderate rain | 18° /12° | 12.9 mm | 4 | |
| Oct. 14 | Light rain | 15° /11° | 3.9 mm | 3 | |
| Oct. 15 | Light rain | 13° /9° | 4.9 mm | 2 | |
| Oct. 16 |  Overcast | 15° /5° | 0.3 mm | 3.9 | |
| Oct. 17 | Overcast | 16° /6° | 0 mm | 3.8 | |
| Oct. 18 | Sunny | 19° /7° | 0 mm | 3.8 | |
| Oct. 19 | Light rain | 17° /7° | 5.1 mm | 3.7 | |
| Oct. 20 | Patchy rain possible | 17° /7° | 0.7 mm | 3 | |
| Oct. 21 | Sunny | 19° /8° | 0 mm | 3.5 | |
| Oct. 22 |  Fog | 17° /6° | 0 mm | 3 | |
| Oct. 23 | Overcast | 18° /5° | 0 mm | 3.4 | |
| Oct. 24 |  Cloudy | 18° /6° | 0.1 mm | 3.3 | |
| Oct. 25 | Light rain | 17° /10° | 4.3 mm | 3 | |
| Oct. 26 | Overcast | 17° /10° | 0.3 mm | 3 | |
| Oct. 27 | Patchy rain possible | 17° /8° | 1.2 mm | 3 | |
| Oct. 28 | Overcast | 15° /5° | 0 mm | 3 | |
| Oct. 29 | Light rain | 16° /9° | 3 mm | 3 | |
| Oct. 30 | Overcast | 13° /7° | 0.3 mm | 3 | |
| Oct. 31 | Patchy rain possible | 12° /5° | 1.2 mm | 2 | |
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Important Notice
Our weather forecast for Naperville in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Naperville forecast closer to your planned date for the most up-to-date weather information.
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Naperville in October - FAQ
What are the expected maximum and minimum temperatures in Naperville during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Naperville during October?
Moderate rainfall is anticipated in Naperville during October, with a total of 79.3 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
Will it snow in Naperville in October 2027?
Naperville typically sees 0 cm of snowfall during October.
What are the typical wind conditions in Naperville during October?
The average wind speed in Naperville during October is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Naperville
Explore the daily rainfall trends and prepare for Napervilles October weather 💧
Typically, Naperville has 7 rainy days in October with a total of 79.3 mm of rainfall.
UV exposure in Naperville during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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