Will County (Joliet)
October
Weather in Will County, Illinois for October 2025
Your guide to Will County weather in October - trends and predictions
Until now, October 2025 in Will County is slightly cooler than the historical average by -0.6 °F.
In general, the average temperature in Will County at the beginning of October is 24.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.9 °F by the end of October.
The climate of Will County in October is notably wet, with an average of 11 rainy days, and a total of 95.2 mm of precipitation.
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Temperatures
Rain 🌧️
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20
Dry days
11
Rainy days
0
Snow days
19°/7°
Temperatures
22 km/h
Avg max wind
67 %
Avg humidity
Will County Weather October
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Temperatures trend during October in Will County
See the weather trend as well as the moving average line
October weather in Will County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Mist | 25° /12° | 0 mm | 6 | |
| Oct. 2 |  Sunny | 26° /11° | 0 mm | 6 | |
| Oct. 3 |  Partly cloudy | 28° /11° | 0 mm | 7 | |
| Oct. 4 |  Overcast | 28° /15° | 0 mm | 6 | |
| Oct. 5 | Partly cloudy | 26° /14° | 11.7 mm | 6 | |
| Oct. 6 |  Patchy rain possible | 23° /11° | 6.6 mm | 5 | |
| Oct. 7 | Partly cloudy | 18° /5° | 4.5 mm | 5 | |
| Oct. 8 | Patchy rain possible | 17° /4° | 0 mm | 4 | |
| Oct. 9 | Sunny | 18° /5° | 0 mm | 5 | |
| Oct. 10 | Sunny | 18° /4° | 0 mm | 5 | |
| Oct. 11 | Overcast | 22° /6° | 1.9 mm | 5 | |
| Oct. 12 | Light rain shower | 18° /10° | 8.9 mm | 4 | |
| Oct. 13 |  Heavy rain | 17° /9° | 19.5 mm | 4 | |
| Oct. 14 |  Moderate or heavy rain with thunder | 17° /9° | 2.2 mm | 4 | |
| Oct. 15 | Light rain shower | 12° /7° | 3.2 mm | 3 | |
| Oct. 16 | Overcast | 15° /5° | 0 mm | 3 | |
| Oct. 17 | Overcast | 19° /6° | 0 mm | 5 | |
| Oct. 18 | Overcast | 22° /7° | 5 mm | 5 | |
| Oct. 19 | Light rain shower | 18° /7° | 5.2 mm | 5 | |
| Oct. 20 | Patchy rain possible | 18° /5° | 0.2 mm | 5 | |
| Oct. 21 | Patchy rain possible | 20° /7° | 0 mm | 5 | |
| Oct. 22 | Overcast | 17° /4° | 0 mm | 4 | |
| Oct. 23 | Overcast | 17° /3° | 0 mm | 4 | |
| Oct. 24 | Overcast | 18° /3° | 0 mm | 5 | |
| Oct. 25 |  Moderate rain | 16° /8° | 7.2 mm | 4 | |
| Oct. 26 |  Light drizzle | 18° /8° | 0.4 mm | 5 | |
| Oct. 27 | Partly cloudy | 18° /6° | 2 mm | 5 | |
| Oct. 28 | Overcast | 14° /2° | 0 mm | 3 | |
| Oct. 29 | Overcast | 15° /8° | 3.4 mm | 4 | |
| Oct. 30 | Overcast | 13° /6° | 0 mm | 3 | |
| Oct. 31 | Overcast | 10° /4° | 0 mm | 0.6 | |
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Important Notice
Our weather forecast for Will County 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 Will County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Will County in October - FAQ
What are the expected maximum and minimum temperatures in Will County during October?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Will County during October?
Moderate rainfall is anticipated in Will County during October, with a total of 95.2 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Will County during October?
The average wind speed in Will County during October is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Will County
Explore the daily rainfall trends and prepare for Will Countys October weather 💧
UV exposure in Will County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Where is Will County?Get accurate weather forecasts for Will County, located at latitude 41.525 and longitude -88.083. Stay updated with localized weather information tailored for Will County.
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