Winnebago County (Rockford)
October
Weather in Winnebago County, Illinois for October 2025
Your guide to Winnebago County weather in October - trends and predictions
Until now, October 2025 in Winnebago County has been nearly identical to the historical average, with a temperature of 18.2 °F (showing only a slight deviation of -0.3 °F).
In general, the average temperature in Winnebago County at the beginning of October is 24.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.7 °F by the end of October.
Winnebago County experiences moderate rainfall in October, with an average of 10 rainy days and a total precipitation of 72 mm.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
18°/6°
Temperatures
24 km/h
Avg max wind
68 %
Avg humidity
Winnebago County Weather October
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Temperatures trend during October in Winnebago County
See the weather trend as well as the moving average line
October weather in Winnebago County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Mist | 25° /11° | 0 mm | 6 | |
| Oct. 2 |  Sunny | 27° /10° | 0 mm | 7 | |
| Oct. 3 | Sunny | 27° /10° | 0 mm | 7 | |
| Oct. 4 |  Overcast | 26° /15° | 1 mm | 6 | |
| Oct. 5 | Overcast | 26° /13° | 0.4 mm | 6 | |
| Oct. 6 |  Light rain shower | 21° /9° | 0.3 mm | 5 | |
| Oct. 7 | Patchy rain possible | 18° /3° | 0 mm | 5 | |
| Oct. 8 | Sunny | 18° /3° | 0 mm | 5 | |
| Oct. 9 | Sunny | 17° /3° | 0 mm | 5 | |
| Oct. 10 | Sunny | 17° /4° | 0 mm | 4 | |
| Oct. 11 | Light rain shower | 21° /3° | 2.9 mm | 5 | |
| Oct. 12 |  Moderate or heavy rain shower | 17° /9° | 11.4 mm | 4 | |
| Oct. 13 | Light rain shower | 14° /10° | 11.4 mm | 3 | |
| Oct. 14 | Overcast | 14° /7° | 2.7 mm | 3 | |
| Oct. 15 | Overcast | 13° /6° | 7.4 mm | 3 | |
| Oct. 16 | Overcast | 15° /3° | 0 mm | 3 | |
| Oct. 17 | Overcast | 20° /6° | 0 mm | 5 | |
| Oct. 18 | Overcast | 21° /7° | 19 mm | 5 | |
| Oct. 19 |  Light rain | 17° /6° | 13.4 mm | 4 | |
| Oct. 20 | Patchy rain possible | 19° /5° | 0.1 mm | 5 | |
| Oct. 21 | Patchy rain possible | 18° /7° | 0.8 mm | 5 | |
| Oct. 22 | Overcast | 15° /4° | 0 mm | 4 | |
| Oct. 23 | Patchy rain possible | 17° /2° | 0.5 mm | 4 | |
| Oct. 24 | Patchy rain possible | 17° /3° | 0.6 mm | 4 | |
| Oct. 25 | Light rain | 15° /7° | 11.3 mm | 3 | |
| Oct. 26 | Light rain shower | 17° /7° | 3.4 mm | 4 | |
| Oct. 27 | Light rain shower | 17° /4° | 0.6 mm | 4 | |
| Oct. 28 | Overcast | 13° /2° | 0 mm | 3 | |
| Oct. 29 | Patchy rain possible | 14° /7° | 0 mm | 4 | |
| Oct. 30 | Overcast | 12° /5° | 0 mm | 3 | |
| Oct. 31 | Overcast | 8° /4° | 0 mm | 0.5 | |
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Important Notice
Our weather forecast for Winnebago 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 Winnebago County forecast closer to your planned date for the most up-to-date weather information.
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Winnebago County in October - FAQ
What are the expected maximum and minimum temperatures in Winnebago County during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Winnebago County during October?
Moderate rainfall is anticipated in Winnebago County during October, with a total of 72 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Winnebago County during October?
The average wind speed in Winnebago County during October is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Winnebago County
Explore the daily rainfall trends and prepare for Winnebago Countys October weather 💧
UV exposure in Winnebago County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Where is Winnebago County?Get accurate weather forecasts for Winnebago County, located at latitude 42.271 and longitude -89.094. Stay updated with localized weather information tailored for Winnebago County.
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